diff options
Diffstat (limited to 'node_modules/clean-css/lib/optimizer')
51 files changed, 0 insertions, 7491 deletions
diff --git a/node_modules/clean-css/lib/optimizer/hack.js b/node_modules/clean-css/lib/optimizer/hack.js deleted file mode 100644 index 812b5d5ec..000000000 --- a/node_modules/clean-css/lib/optimizer/hack.js +++ /dev/null @@ -1,8 +0,0 @@ -var Hack = { - ASTERISK: 'asterisk', - BANG: 'bang', - BACKSLASH: 'backslash', - UNDERSCORE: 'underscore' -}; - -module.exports = Hack; diff --git a/node_modules/clean-css/lib/optimizer/level-0/optimize.js b/node_modules/clean-css/lib/optimizer/level-0/optimize.js deleted file mode 100644 index 2a56f89c6..000000000 --- a/node_modules/clean-css/lib/optimizer/level-0/optimize.js +++ /dev/null @@ -1,6 +0,0 @@ -function level0Optimize(tokens) { - // noop as level 0 means no optimizations! - return tokens; -} - -module.exports = level0Optimize; diff --git a/node_modules/clean-css/lib/optimizer/level-1/optimize.js b/node_modules/clean-css/lib/optimizer/level-1/optimize.js deleted file mode 100644 index 13cfd8c52..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/optimize.js +++ /dev/null @@ -1,676 +0,0 @@ -var shortenHex = require('./shorten-hex'); -var shortenHsl = require('./shorten-hsl'); -var shortenRgb = require('./shorten-rgb'); -var sortSelectors = require('./sort-selectors'); -var tidyRules = require('./tidy-rules'); -var tidyBlock = require('./tidy-block'); -var tidyAtRule = require('./tidy-at-rule'); - -var Hack = require('../hack'); -var removeUnused = require('../remove-unused'); -var restoreFromOptimizing = require('../restore-from-optimizing'); -var wrapForOptimizing = require('../wrap-for-optimizing').all; - -var OptimizationLevel = require('../../options/optimization-level').OptimizationLevel; - -var Token = require('../../tokenizer/token'); -var Marker = require('../../tokenizer/marker'); - -var formatPosition = require('../../utils/format-position'); -var split = require('../../utils/split'); - -var serializeRules = require('../../writer/one-time').rules; - -var IgnoreProperty = 'ignore-property'; - -var CHARSET_TOKEN = '@charset'; -var CHARSET_REGEXP = new RegExp('^' + CHARSET_TOKEN, 'i'); - -var DEFAULT_ROUNDING_PRECISION = require('../../options/rounding-precision').DEFAULT; - -var WHOLE_PIXEL_VALUE = /(?:^|\s|\()(-?\d+)px/; -var TIME_VALUE = /^(\-?[\d\.]+)(m?s)$/; - -var HEX_VALUE_PATTERN = /[0-9a-f]/i; -var PROPERTY_NAME_PATTERN = /^(?:\-chrome\-|\-[\w\-]+\w|\w[\w\-]+\w|\-\-\S+)$/; -var IMPORT_PREFIX_PATTERN = /^@import/i; -var QUOTED_PATTERN = /^('.*'|".*")$/; -var QUOTED_BUT_SAFE_PATTERN = /^['"][a-zA-Z][a-zA-Z\d\-_]+['"]$/; -var URL_PREFIX_PATTERN = /^url\(/i; -var VARIABLE_NAME_PATTERN = /^--\S+$/; - -function isNegative(value) { - return value && value[1][0] == '-' && parseFloat(value[1]) < 0; -} - -function isQuoted(value) { - return QUOTED_PATTERN.test(value); -} - -function isUrl(value) { - return URL_PREFIX_PATTERN.test(value); -} - -function normalizeUrl(value) { - return value - .replace(URL_PREFIX_PATTERN, 'url(') - .replace(/\\?\n|\\?\r\n/g, ''); -} - -function optimizeBackground(property) { - var values = property.value; - - if (values.length == 1 && values[0][1] == 'none') { - values[0][1] = '0 0'; - } - - if (values.length == 1 && values[0][1] == 'transparent') { - values[0][1] = '0 0'; - } -} - -function optimizeBorderRadius(property) { - var values = property.value; - var spliceAt; - - if (values.length == 3 && values[1][1] == '/' && values[0][1] == values[2][1]) { - spliceAt = 1; - } else if (values.length == 5 && values[2][1] == '/' && values[0][1] == values[3][1] && values[1][1] == values[4][1]) { - spliceAt = 2; - } else if (values.length == 7 && values[3][1] == '/' && values[0][1] == values[4][1] && values[1][1] == values[5][1] && values[2][1] == values[6][1]) { - spliceAt = 3; - } else if (values.length == 9 && values[4][1] == '/' && values[0][1] == values[5][1] && values[1][1] == values[6][1] && values[2][1] == values[7][1] && values[3][1] == values[8][1]) { - spliceAt = 4; - } - - if (spliceAt) { - property.value.splice(spliceAt); - property.dirty = true; - } -} - -function optimizeColors(name, value, compatibility) { - if (value.indexOf('#') === -1 && value.indexOf('rgb') == -1 && value.indexOf('hsl') == -1) { - return shortenHex(value); - } - - value = value - .replace(/rgb\((\-?\d+),(\-?\d+),(\-?\d+)\)/g, function (match, red, green, blue) { - return shortenRgb(red, green, blue); - }) - .replace(/hsl\((-?\d+),(-?\d+)%?,(-?\d+)%?\)/g, function (match, hue, saturation, lightness) { - return shortenHsl(hue, saturation, lightness); - }) - .replace(/(^|[^='"])#([0-9a-f]{6})/gi, function (match, prefix, color, at, inputValue) { - var suffix = inputValue[at + match.length]; - - if (suffix && HEX_VALUE_PATTERN.test(suffix)) { - return match; - } else if (color[0] == color[1] && color[2] == color[3] && color[4] == color[5]) { - return (prefix + '#' + color[0] + color[2] + color[4]).toLowerCase(); - } else { - return (prefix + '#' + color).toLowerCase(); - } - }) - .replace(/(^|[^='"])#([0-9a-f]{3})/gi, function (match, prefix, color) { - return prefix + '#' + color.toLowerCase(); - }) - .replace(/(rgb|rgba|hsl|hsla)\(([^\)]+)\)/g, function (match, colorFunction, colorDef) { - var tokens = colorDef.split(','); - var applies = (colorFunction == 'hsl' && tokens.length == 3) || - (colorFunction == 'hsla' && tokens.length == 4) || - (colorFunction == 'rgb' && tokens.length == 3 && colorDef.indexOf('%') > 0) || - (colorFunction == 'rgba' && tokens.length == 4 && colorDef.indexOf('%') > 0); - - if (!applies) { - return match; - } - - if (tokens[1].indexOf('%') == -1) { - tokens[1] += '%'; - } - - if (tokens[2].indexOf('%') == -1) { - tokens[2] += '%'; - } - - return colorFunction + '(' + tokens.join(',') + ')'; - }); - - if (compatibility.colors.opacity && name.indexOf('background') == -1) { - value = value.replace(/(?:rgba|hsla)\(0,0%?,0%?,0\)/g, function (match) { - if (split(value, ',').pop().indexOf('gradient(') > -1) { - return match; - } - - return 'transparent'; - }); - } - - return shortenHex(value); -} - -function optimizeFilter(property) { - if (property.value.length == 1) { - property.value[0][1] = property.value[0][1].replace(/progid:DXImageTransform\.Microsoft\.(Alpha|Chroma)(\W)/, function (match, filter, suffix) { - return filter.toLowerCase() + suffix; - }); - } - - property.value[0][1] = property.value[0][1] - .replace(/,(\S)/g, ', $1') - .replace(/ ?= ?/g, '='); -} - -function optimizeFontWeight(property, atIndex) { - var value = property.value[atIndex][1]; - - if (value == 'normal') { - value = '400'; - } else if (value == 'bold') { - value = '700'; - } - - property.value[atIndex][1] = value; -} - -function optimizeMultipleZeros(property) { - var values = property.value; - var spliceAt; - - if (values.length == 4 && values[0][1] === '0' && values[1][1] === '0' && values[2][1] === '0' && values[3][1] === '0') { - if (property.name.indexOf('box-shadow') > -1) { - spliceAt = 2; - } else { - spliceAt = 1; - } - } - - if (spliceAt) { - property.value.splice(spliceAt); - property.dirty = true; - } -} - -function optimizeOutline(property) { - var values = property.value; - - if (values.length == 1 && values[0][1] == 'none') { - values[0][1] = '0'; - } -} - -function optimizePixelLengths(_, value, compatibility) { - if (!WHOLE_PIXEL_VALUE.test(value)) { - return value; - } - - return value.replace(WHOLE_PIXEL_VALUE, function (match, val) { - var newValue; - var intVal = parseInt(val); - - if (intVal === 0) { - return match; - } - - if (compatibility.properties.shorterLengthUnits && compatibility.units.pt && intVal * 3 % 4 === 0) { - newValue = intVal * 3 / 4 + 'pt'; - } - - if (compatibility.properties.shorterLengthUnits && compatibility.units.pc && intVal % 16 === 0) { - newValue = intVal / 16 + 'pc'; - } - - if (compatibility.properties.shorterLengthUnits && compatibility.units.in && intVal % 96 === 0) { - newValue = intVal / 96 + 'in'; - } - - if (newValue) { - newValue = match.substring(0, match.indexOf(val)) + newValue; - } - - return newValue && newValue.length < match.length ? newValue : match; - }); -} - -function optimizePrecision(_, value, precisionOptions) { - if (!precisionOptions.enabled || value.indexOf('.') === -1) { - return value; - } - - return value - .replace(precisionOptions.decimalPointMatcher, '$1$2$3') - .replace(precisionOptions.zeroMatcher, function (match, integerPart, fractionPart, unit) { - var multiplier = precisionOptions.units[unit].multiplier; - var parsedInteger = parseInt(integerPart); - var integer = isNaN(parsedInteger) ? 0 : parsedInteger; - var fraction = parseFloat(fractionPart); - - return Math.round((integer + fraction) * multiplier) / multiplier + unit; - }); -} - -function optimizeTimeUnits(_, value) { - if (!TIME_VALUE.test(value)) - return value; - - return value.replace(TIME_VALUE, function (match, val, unit) { - var newValue; - - if (unit == 'ms') { - newValue = parseInt(val) / 1000 + 's'; - } else if (unit == 's') { - newValue = parseFloat(val) * 1000 + 'ms'; - } - - return newValue.length < match.length ? newValue : match; - }); -} - -function optimizeUnits(name, value, unitsRegexp) { - if (/^(?:\-moz\-calc|\-webkit\-calc|calc|rgb|hsl|rgba|hsla)\(/.test(value)) { - return value; - } - - if (name == 'flex' || name == '-ms-flex' || name == '-webkit-flex' || name == 'flex-basis' || name == '-webkit-flex-basis') { - return value; - } - - if (value.indexOf('%') > 0 && (name == 'height' || name == 'max-height' || name == 'width' || name == 'max-width')) { - return value; - } - - return value - .replace(unitsRegexp, '$1' + '0' + '$2') - .replace(unitsRegexp, '$1' + '0' + '$2'); -} - -function optimizeWhitespace(name, value) { - if (name.indexOf('filter') > -1 || value.indexOf(' ') == -1 || value.indexOf('expression') === 0) { - return value; - } - - if (value.indexOf(Marker.SINGLE_QUOTE) > -1 || value.indexOf(Marker.DOUBLE_QUOTE) > -1) { - return value; - } - - value = value.replace(/\s+/g, ' '); - - if (value.indexOf('calc') > -1) { - value = value.replace(/\) ?\/ ?/g, ')/ '); - } - - return value - .replace(/(\(;?)\s+/g, '$1') - .replace(/\s+(;?\))/g, '$1') - .replace(/, /g, ','); -} - -function optimizeZeroDegUnit(_, value) { - if (value.indexOf('0deg') == -1) { - return value; - } - - return value.replace(/\(0deg\)/g, '(0)'); -} - -function optimizeZeroUnits(name, value) { - if (value.indexOf('0') == -1) { - return value; - } - - if (value.indexOf('-') > -1) { - value = value - .replace(/([^\w\d\-]|^)\-0([^\.]|$)/g, '$10$2') - .replace(/([^\w\d\-]|^)\-0([^\.]|$)/g, '$10$2'); - } - - return value - .replace(/(^|\s)0+([1-9])/g, '$1$2') - .replace(/(^|\D)\.0+(\D|$)/g, '$10$2') - .replace(/(^|\D)\.0+(\D|$)/g, '$10$2') - .replace(/\.([1-9]*)0+(\D|$)/g, function (match, nonZeroPart, suffix) { - return (nonZeroPart.length > 0 ? '.' : '') + nonZeroPart + suffix; - }) - .replace(/(^|\D)0\.(\d)/g, '$1.$2'); -} - -function removeQuotes(name, value) { - if (name == 'content' || name.indexOf('font-variation-settings') > -1 || name.indexOf('font-feature-settings') > -1 || name.indexOf('grid-') > -1) { - return value; - } - - return QUOTED_BUT_SAFE_PATTERN.test(value) ? - value.substring(1, value.length - 1) : - value; -} - -function removeUrlQuotes(value) { - return /^url\(['"].+['"]\)$/.test(value) && !/^url\(['"].*[\*\s\(\)'"].*['"]\)$/.test(value) && !/^url\(['"]data:[^;]+;charset/.test(value) ? - value.replace(/["']/g, '') : - value; -} - -function transformValue(propertyName, propertyValue, rule, transformCallback) { - var selector = serializeRules(rule); - var transformedValue = transformCallback(propertyName, propertyValue, selector); - - if (transformedValue === undefined) { - return propertyValue; - } else if (transformedValue === false) { - return IgnoreProperty; - } else { - return transformedValue; - } -} - -// - -function optimizeBody(rule, properties, context) { - var options = context.options; - var levelOptions = options.level[OptimizationLevel.One]; - var property, name, type, value; - var valueIsUrl; - var propertyToken; - var _properties = wrapForOptimizing(properties, true); - - propertyLoop: - for (var i = 0, l = _properties.length; i < l; i++) { - property = _properties[i]; - name = property.name; - - if (!PROPERTY_NAME_PATTERN.test(name)) { - propertyToken = property.all[property.position]; - context.warnings.push('Invalid property name \'' + name + '\' at ' + formatPosition(propertyToken[1][2][0]) + '. Ignoring.'); - property.unused = true; - } - - if (property.value.length === 0) { - propertyToken = property.all[property.position]; - context.warnings.push('Empty property \'' + name + '\' at ' + formatPosition(propertyToken[1][2][0]) + '. Ignoring.'); - property.unused = true; - } - - if (property.hack && ( - (property.hack[0] == Hack.ASTERISK || property.hack[0] == Hack.UNDERSCORE) && !options.compatibility.properties.iePrefixHack || - property.hack[0] == Hack.BACKSLASH && !options.compatibility.properties.ieSuffixHack || - property.hack[0] == Hack.BANG && !options.compatibility.properties.ieBangHack)) { - property.unused = true; - } - - if (levelOptions.removeNegativePaddings && name.indexOf('padding') === 0 && (isNegative(property.value[0]) || isNegative(property.value[1]) || isNegative(property.value[2]) || isNegative(property.value[3]))) { - property.unused = true; - } - - if (!options.compatibility.properties.ieFilters && isLegacyFilter(property)) { - property.unused = true; - } - - if (property.unused) { - continue; - } - - if (property.block) { - optimizeBody(rule, property.value[0][1], context); - continue; - } - - if (VARIABLE_NAME_PATTERN.test(name)) { - continue; - } - - for (var j = 0, m = property.value.length; j < m; j++) { - type = property.value[j][0]; - value = property.value[j][1]; - valueIsUrl = isUrl(value); - - if (type == Token.PROPERTY_BLOCK) { - property.unused = true; - context.warnings.push('Invalid value token at ' + formatPosition(value[0][1][2][0]) + '. Ignoring.'); - break; - } - - if (valueIsUrl && !context.validator.isUrl(value)) { - property.unused = true; - context.warnings.push('Broken URL \'' + value + '\' at ' + formatPosition(property.value[j][2][0]) + '. Ignoring.'); - break; - } - - if (valueIsUrl) { - value = levelOptions.normalizeUrls ? - normalizeUrl(value) : - value; - value = !options.compatibility.properties.urlQuotes ? - removeUrlQuotes(value) : - value; - } else if (isQuoted(value)) { - value = levelOptions.removeQuotes ? - removeQuotes(name, value) : - value; - } else { - value = levelOptions.removeWhitespace ? - optimizeWhitespace(name, value) : - value; - value = optimizePrecision(name, value, options.precision); - value = optimizePixelLengths(name, value, options.compatibility); - value = levelOptions.replaceTimeUnits ? - optimizeTimeUnits(name, value) : - value; - value = levelOptions.replaceZeroUnits ? - optimizeZeroUnits(name, value) : - value; - - if (options.compatibility.properties.zeroUnits) { - value = optimizeZeroDegUnit(name, value); - value = optimizeUnits(name, value, options.unitsRegexp); - } - - if (options.compatibility.properties.colors) { - value = optimizeColors(name, value, options.compatibility); - } - } - - value = transformValue(name, value, rule, levelOptions.transform); - - if (value === IgnoreProperty) { - property.unused = true; - continue propertyLoop; - } - - property.value[j][1] = value; - } - - if (levelOptions.replaceMultipleZeros) { - optimizeMultipleZeros(property); - } - - if (name == 'background' && levelOptions.optimizeBackground) { - optimizeBackground(property); - } else if (name.indexOf('border') === 0 && name.indexOf('radius') > 0 && levelOptions.optimizeBorderRadius) { - optimizeBorderRadius(property); - } else if (name == 'filter'&& levelOptions.optimizeFilter && options.compatibility.properties.ieFilters) { - optimizeFilter(property); - } else if (name == 'font-weight' && levelOptions.optimizeFontWeight) { - optimizeFontWeight(property, 0); - } else if (name == 'outline' && levelOptions.optimizeOutline) { - optimizeOutline(property); - } - } - - restoreFromOptimizing(_properties); - removeUnused(_properties); - removeComments(properties, options); -} - -function removeComments(tokens, options) { - var token; - var i; - - for (i = 0; i < tokens.length; i++) { - token = tokens[i]; - - if (token[0] != Token.COMMENT) { - continue; - } - - optimizeComment(token, options); - - if (token[1].length === 0) { - tokens.splice(i, 1); - i--; - } - } -} - -function optimizeComment(token, options) { - if (token[1][2] == Marker.EXCLAMATION && (options.level[OptimizationLevel.One].specialComments == 'all' || options.commentsKept < options.level[OptimizationLevel.One].specialComments)) { - options.commentsKept++; - return; - } - - token[1] = []; -} - -function cleanupCharsets(tokens) { - var hasCharset = false; - - for (var i = 0, l = tokens.length; i < l; i++) { - var token = tokens[i]; - - if (token[0] != Token.AT_RULE) - continue; - - if (!CHARSET_REGEXP.test(token[1])) - continue; - - if (hasCharset || token[1].indexOf(CHARSET_TOKEN) == -1) { - tokens.splice(i, 1); - i--; - l--; - } else { - hasCharset = true; - tokens.splice(i, 1); - tokens.unshift([Token.AT_RULE, token[1].replace(CHARSET_REGEXP, CHARSET_TOKEN)]); - } - } -} - -function buildUnitRegexp(options) { - var units = ['px', 'em', 'ex', 'cm', 'mm', 'in', 'pt', 'pc', '%']; - var otherUnits = ['ch', 'rem', 'vh', 'vm', 'vmax', 'vmin', 'vw']; - - otherUnits.forEach(function (unit) { - if (options.compatibility.units[unit]) { - units.push(unit); - } - }); - - return new RegExp('(^|\\s|\\(|,)0(?:' + units.join('|') + ')(\\W|$)', 'g'); -} - -function buildPrecisionOptions(roundingPrecision) { - var precisionOptions = { - matcher: null, - units: {}, - }; - var optimizable = []; - var unit; - var value; - - for (unit in roundingPrecision) { - value = roundingPrecision[unit]; - - if (value != DEFAULT_ROUNDING_PRECISION) { - precisionOptions.units[unit] = {}; - precisionOptions.units[unit].value = value; - precisionOptions.units[unit].multiplier = Math.pow(10, value); - - optimizable.push(unit); - } - } - - if (optimizable.length > 0) { - precisionOptions.enabled = true; - precisionOptions.decimalPointMatcher = new RegExp('(\\d)\\.($|' + optimizable.join('|') + ')($|\W)', 'g'); - precisionOptions.zeroMatcher = new RegExp('(\\d*)(\\.\\d+)(' + optimizable.join('|') + ')', 'g'); - } - - return precisionOptions; -} - -function isImport(token) { - return IMPORT_PREFIX_PATTERN.test(token[1]); -} - -function isLegacyFilter(property) { - var value; - - if (property.name == 'filter' || property.name == '-ms-filter') { - value = property.value[0][1]; - - return value.indexOf('progid') > -1 || - value.indexOf('alpha') === 0 || - value.indexOf('chroma') === 0; - } else { - return false; - } -} - -function level1Optimize(tokens, context) { - var options = context.options; - var levelOptions = options.level[OptimizationLevel.One]; - var ie7Hack = options.compatibility.selectors.ie7Hack; - var adjacentSpace = options.compatibility.selectors.adjacentSpace; - var spaceAfterClosingBrace = options.compatibility.properties.spaceAfterClosingBrace; - var format = options.format; - var mayHaveCharset = false; - var afterRules = false; - - options.unitsRegexp = options.unitsRegexp || buildUnitRegexp(options); - options.precision = options.precision || buildPrecisionOptions(levelOptions.roundingPrecision); - options.commentsKept = options.commentsKept || 0; - - for (var i = 0, l = tokens.length; i < l; i++) { - var token = tokens[i]; - - switch (token[0]) { - case Token.AT_RULE: - token[1] = isImport(token) && afterRules ? '' : token[1]; - token[1] = levelOptions.tidyAtRules ? tidyAtRule(token[1]) : token[1]; - mayHaveCharset = true; - break; - case Token.AT_RULE_BLOCK: - optimizeBody(token[1], token[2], context); - afterRules = true; - break; - case Token.NESTED_BLOCK: - token[1] = levelOptions.tidyBlockScopes ? tidyBlock(token[1], spaceAfterClosingBrace) : token[1]; - level1Optimize(token[2], context); - afterRules = true; - break; - case Token.COMMENT: - optimizeComment(token, options); - break; - case Token.RULE: - token[1] = levelOptions.tidySelectors ? tidyRules(token[1], !ie7Hack, adjacentSpace, format, context.warnings) : token[1]; - token[1] = token[1].length > 1 ? sortSelectors(token[1], levelOptions.selectorsSortingMethod) : token[1]; - optimizeBody(token[1], token[2], context); - afterRules = true; - break; - } - - if (token[0] == Token.COMMENT && token[1].length === 0 || levelOptions.removeEmpty && (token[1].length === 0 || (token[2] && token[2].length === 0))) { - tokens.splice(i, 1); - i--; - l--; - } - } - - if (levelOptions.cleanupCharsets && mayHaveCharset) { - cleanupCharsets(tokens); - } - - return tokens; -} - -module.exports = level1Optimize; diff --git a/node_modules/clean-css/lib/optimizer/level-1/shorten-hex.js b/node_modules/clean-css/lib/optimizer/level-1/shorten-hex.js deleted file mode 100644 index 3deea381c..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/shorten-hex.js +++ /dev/null @@ -1,189 +0,0 @@ -var COLORS = { - aliceblue: '#f0f8ff', - antiquewhite: '#faebd7', - aqua: '#0ff', - aquamarine: '#7fffd4', - azure: '#f0ffff', - beige: '#f5f5dc', - bisque: '#ffe4c4', - black: '#000', - blanchedalmond: '#ffebcd', - blue: '#00f', - blueviolet: '#8a2be2', - brown: '#a52a2a', - burlywood: '#deb887', - cadetblue: '#5f9ea0', - chartreuse: '#7fff00', - chocolate: '#d2691e', - coral: '#ff7f50', - cornflowerblue: '#6495ed', - cornsilk: '#fff8dc', - crimson: '#dc143c', - cyan: '#0ff', - darkblue: '#00008b', - darkcyan: '#008b8b', - darkgoldenrod: '#b8860b', - darkgray: '#a9a9a9', - darkgreen: '#006400', - darkgrey: '#a9a9a9', - darkkhaki: '#bdb76b', - darkmagenta: '#8b008b', - darkolivegreen: '#556b2f', - darkorange: '#ff8c00', - darkorchid: '#9932cc', - darkred: '#8b0000', - darksalmon: '#e9967a', - darkseagreen: '#8fbc8f', - darkslateblue: '#483d8b', - darkslategray: '#2f4f4f', - darkslategrey: '#2f4f4f', - darkturquoise: '#00ced1', - darkviolet: '#9400d3', - deeppink: '#ff1493', - deepskyblue: '#00bfff', - dimgray: '#696969', - dimgrey: '#696969', - dodgerblue: '#1e90ff', - firebrick: '#b22222', - floralwhite: '#fffaf0', - forestgreen: '#228b22', - fuchsia: '#f0f', - gainsboro: '#dcdcdc', - ghostwhite: '#f8f8ff', - gold: '#ffd700', - goldenrod: '#daa520', - gray: '#808080', - green: '#008000', - greenyellow: '#adff2f', - grey: '#808080', - honeydew: '#f0fff0', - hotpink: '#ff69b4', - indianred: '#cd5c5c', - indigo: '#4b0082', - ivory: '#fffff0', - khaki: '#f0e68c', - lavender: '#e6e6fa', - lavenderblush: '#fff0f5', - lawngreen: '#7cfc00', - lemonchiffon: '#fffacd', - lightblue: '#add8e6', - lightcoral: '#f08080', - lightcyan: '#e0ffff', - lightgoldenrodyellow: '#fafad2', - lightgray: '#d3d3d3', - lightgreen: '#90ee90', - lightgrey: '#d3d3d3', - lightpink: '#ffb6c1', - lightsalmon: '#ffa07a', - lightseagreen: '#20b2aa', - lightskyblue: '#87cefa', - lightslategray: '#778899', - lightslategrey: '#778899', - lightsteelblue: '#b0c4de', - lightyellow: '#ffffe0', - lime: '#0f0', - limegreen: '#32cd32', - linen: '#faf0e6', - magenta: '#ff00ff', - maroon: '#800000', - mediumaquamarine: '#66cdaa', - mediumblue: '#0000cd', - mediumorchid: '#ba55d3', - mediumpurple: '#9370db', - mediumseagreen: '#3cb371', - mediumslateblue: '#7b68ee', - mediumspringgreen: '#00fa9a', - mediumturquoise: '#48d1cc', - mediumvioletred: '#c71585', - midnightblue: '#191970', - mintcream: '#f5fffa', - mistyrose: '#ffe4e1', - moccasin: '#ffe4b5', - navajowhite: '#ffdead', - navy: '#000080', - oldlace: '#fdf5e6', - olive: '#808000', - olivedrab: '#6b8e23', - orange: '#ffa500', - orangered: '#ff4500', - orchid: '#da70d6', - palegoldenrod: '#eee8aa', - palegreen: '#98fb98', - paleturquoise: '#afeeee', - palevioletred: '#db7093', - papayawhip: '#ffefd5', - peachpuff: '#ffdab9', - peru: '#cd853f', - pink: '#ffc0cb', - plum: '#dda0dd', - powderblue: '#b0e0e6', - purple: '#800080', - rebeccapurple: '#663399', - red: '#f00', - rosybrown: '#bc8f8f', - royalblue: '#4169e1', - saddlebrown: '#8b4513', - salmon: '#fa8072', - sandybrown: '#f4a460', - seagreen: '#2e8b57', - seashell: '#fff5ee', - sienna: '#a0522d', - silver: '#c0c0c0', - skyblue: '#87ceeb', - slateblue: '#6a5acd', - slategray: '#708090', - slategrey: '#708090', - snow: '#fffafa', - springgreen: '#00ff7f', - steelblue: '#4682b4', - tan: '#d2b48c', - teal: '#008080', - thistle: '#d8bfd8', - tomato: '#ff6347', - turquoise: '#40e0d0', - violet: '#ee82ee', - wheat: '#f5deb3', - white: '#fff', - whitesmoke: '#f5f5f5', - yellow: '#ff0', - yellowgreen: '#9acd32' -}; - -var toHex = {}; -var toName = {}; - -for (var name in COLORS) { - var hex = COLORS[name]; - - if (name.length < hex.length) { - toName[hex] = name; - } else { - toHex[name] = hex; - } -} - -var toHexPattern = new RegExp('(^| |,|\\))(' + Object.keys(toHex).join('|') + ')( |,|\\)|$)', 'ig'); -var toNamePattern = new RegExp('(' + Object.keys(toName).join('|') + ')([^a-f0-9]|$)', 'ig'); - -function hexConverter(match, prefix, colorValue, suffix) { - return prefix + toHex[colorValue.toLowerCase()] + suffix; -} - -function nameConverter(match, colorValue, suffix) { - return toName[colorValue.toLowerCase()] + suffix; -} - -function shortenHex(value) { - var hasHex = value.indexOf('#') > -1; - var shortened = value.replace(toHexPattern, hexConverter); - - if (shortened != value) { - shortened = shortened.replace(toHexPattern, hexConverter); - } - - return hasHex ? - shortened.replace(toNamePattern, nameConverter) : - shortened; -} - -module.exports = shortenHex; diff --git a/node_modules/clean-css/lib/optimizer/level-1/shorten-hsl.js b/node_modules/clean-css/lib/optimizer/level-1/shorten-hsl.js deleted file mode 100644 index fe98dfd39..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/shorten-hsl.js +++ /dev/null @@ -1,61 +0,0 @@ -// HSL to RGB converter. Both methods adapted from: -// http://mjijackson.com/2008/02/rgb-to-hsl-and-rgb-to-hsv-color-model-conversion-algorithms-in-javascript - -function hslToRgb(h, s, l) { - var r, g, b; - - // normalize hue orientation b/w 0 and 360 degrees - h = h % 360; - if (h < 0) - h += 360; - h = ~~h / 360; - - if (s < 0) - s = 0; - else if (s > 100) - s = 100; - s = ~~s / 100; - - if (l < 0) - l = 0; - else if (l > 100) - l = 100; - l = ~~l / 100; - - if (s === 0) { - r = g = b = l; // achromatic - } else { - var q = l < 0.5 ? - l * (1 + s) : - l + s - l * s; - var p = 2 * l - q; - r = hueToRgb(p, q, h + 1/3); - g = hueToRgb(p, q, h); - b = hueToRgb(p, q, h - 1/3); - } - - return [~~(r * 255), ~~(g * 255), ~~(b * 255)]; -} - -function hueToRgb(p, q, t) { - if (t < 0) t += 1; - if (t > 1) t -= 1; - if (t < 1/6) return p + (q - p) * 6 * t; - if (t < 1/2) return q; - if (t < 2/3) return p + (q - p) * (2/3 - t) * 6; - return p; -} - -function shortenHsl(hue, saturation, lightness) { - var asRgb = hslToRgb(hue, saturation, lightness); - var redAsHex = asRgb[0].toString(16); - var greenAsHex = asRgb[1].toString(16); - var blueAsHex = asRgb[2].toString(16); - - return '#' + - ((redAsHex.length == 1 ? '0' : '') + redAsHex) + - ((greenAsHex.length == 1 ? '0' : '') + greenAsHex) + - ((blueAsHex.length == 1 ? '0' : '') + blueAsHex); -} - -module.exports = shortenHsl; diff --git a/node_modules/clean-css/lib/optimizer/level-1/shorten-rgb.js b/node_modules/clean-css/lib/optimizer/level-1/shorten-rgb.js deleted file mode 100644 index 3c0a5fa31..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/shorten-rgb.js +++ /dev/null @@ -1,10 +0,0 @@ -function shortenRgb(red, green, blue) { - var normalizedRed = Math.max(0, Math.min(parseInt(red), 255)); - var normalizedGreen = Math.max(0, Math.min(parseInt(green), 255)); - var normalizedBlue = Math.max(0, Math.min(parseInt(blue), 255)); - - // Credit: Asen http://jsbin.com/UPUmaGOc/2/edit?js,console - return '#' + ('00000' + (normalizedRed << 16 | normalizedGreen << 8 | normalizedBlue).toString(16)).slice(-6); -} - -module.exports = shortenRgb; diff --git a/node_modules/clean-css/lib/optimizer/level-1/sort-selectors.js b/node_modules/clean-css/lib/optimizer/level-1/sort-selectors.js deleted file mode 100644 index 5b261dfb0..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/sort-selectors.js +++ /dev/null @@ -1,23 +0,0 @@ -var naturalCompare = require('../../utils/natural-compare'); - -function naturalSorter(scope1, scope2) { - return naturalCompare(scope1[1], scope2[1]); -} - -function standardSorter(scope1, scope2) { - return scope1[1] > scope2[1] ? 1 : -1; -} - -function sortSelectors(selectors, method) { - switch (method) { - case 'natural': - return selectors.sort(naturalSorter); - case 'standard': - return selectors.sort(standardSorter); - case 'none': - case false: - return selectors; - } -} - -module.exports = sortSelectors; diff --git a/node_modules/clean-css/lib/optimizer/level-1/tidy-at-rule.js b/node_modules/clean-css/lib/optimizer/level-1/tidy-at-rule.js deleted file mode 100644 index a7b149fb5..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/tidy-at-rule.js +++ /dev/null @@ -1,9 +0,0 @@ -function tidyAtRule(value) { - return value - .replace(/\s+/g, ' ') - .replace(/url\(\s+/g, 'url(') - .replace(/\s+\)/g, ')') - .trim(); -} - -module.exports = tidyAtRule; diff --git a/node_modules/clean-css/lib/optimizer/level-1/tidy-block.js b/node_modules/clean-css/lib/optimizer/level-1/tidy-block.js deleted file mode 100644 index 8322aeca7..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/tidy-block.js +++ /dev/null @@ -1,23 +0,0 @@ -var SUPPORTED_COMPACT_BLOCK_MATCHER = /^@media\W/; - -function tidyBlock(values, spaceAfterClosingBrace) { - var withoutSpaceAfterClosingBrace; - var i; - - for (i = values.length - 1; i >= 0; i--) { - withoutSpaceAfterClosingBrace = !spaceAfterClosingBrace && SUPPORTED_COMPACT_BLOCK_MATCHER.test(values[i][1]); - - values[i][1] = values[i][1] - .replace(/\n|\r\n/g, ' ') - .replace(/\s+/g, ' ') - .replace(/(,|:|\() /g, '$1') - .replace(/ \)/g, ')') - .replace(/'([a-zA-Z][a-zA-Z\d\-_]+)'/, '$1') - .replace(/"([a-zA-Z][a-zA-Z\d\-_]+)"/, '$1') - .replace(withoutSpaceAfterClosingBrace ? /\) /g : null, ')'); - } - - return values; -} - -module.exports = tidyBlock; diff --git a/node_modules/clean-css/lib/optimizer/level-1/tidy-rules.js b/node_modules/clean-css/lib/optimizer/level-1/tidy-rules.js deleted file mode 100644 index d046d0efd..000000000 --- a/node_modules/clean-css/lib/optimizer/level-1/tidy-rules.js +++ /dev/null @@ -1,213 +0,0 @@ -var Spaces = require('../../options/format').Spaces; -var Marker = require('../../tokenizer/marker'); -var formatPosition = require('../../utils/format-position'); - -var CASE_ATTRIBUTE_PATTERN = /[\s"'][iI]\s*\]/; -var CASE_RESTORE_PATTERN = /([\d\w])([iI])\]/g; -var DOUBLE_QUOTE_CASE_PATTERN = /="([a-zA-Z][a-zA-Z\d\-_]+)"([iI])/g; -var DOUBLE_QUOTE_PATTERN = /="([a-zA-Z][a-zA-Z\d\-_]+)"(\s|\])/g; -var HTML_COMMENT_PATTERN = /^(?:(?:<!--|-->)\s*)+/; -var SINGLE_QUOTE_CASE_PATTERN = /='([a-zA-Z][a-zA-Z\d\-_]+)'([iI])/g; -var SINGLE_QUOTE_PATTERN = /='([a-zA-Z][a-zA-Z\d\-_]+)'(\s|\])/g; -var RELATION_PATTERN = /[>\+~]/; -var WHITESPACE_PATTERN = /\s/; - -var ASTERISK_PLUS_HTML_HACK = '*+html '; -var ASTERISK_FIRST_CHILD_PLUS_HTML_HACK = '*:first-child+html '; -var LESS_THAN = '<'; - -function hasInvalidCharacters(value) { - var isEscaped; - var isInvalid = false; - var character; - var isQuote = false; - var i, l; - - for (i = 0, l = value.length; i < l; i++) { - character = value[i]; - - if (isEscaped) { - // continue as always - } else if (character == Marker.SINGLE_QUOTE || character == Marker.DOUBLE_QUOTE) { - isQuote = !isQuote; - } else if (!isQuote && (character == Marker.CLOSE_CURLY_BRACKET || character == Marker.EXCLAMATION || character == LESS_THAN || character == Marker.SEMICOLON)) { - isInvalid = true; - break; - } else if (!isQuote && i === 0 && RELATION_PATTERN.test(character)) { - isInvalid = true; - break; - } - - isEscaped = character == Marker.BACK_SLASH; - } - - return isInvalid; -} - -function removeWhitespace(value, format) { - var stripped = []; - var character; - var isNewLineNix; - var isNewLineWin; - var isEscaped; - var wasEscaped; - var isQuoted; - var isSingleQuoted; - var isDoubleQuoted; - var isAttribute; - var isRelation; - var isWhitespace; - var roundBracketLevel = 0; - var wasRelation = false; - var wasWhitespace = false; - var withCaseAttribute = CASE_ATTRIBUTE_PATTERN.test(value); - var spaceAroundRelation = format && format.spaces[Spaces.AroundSelectorRelation]; - var i, l; - - for (i = 0, l = value.length; i < l; i++) { - character = value[i]; - - isNewLineNix = character == Marker.NEW_LINE_NIX; - isNewLineWin = character == Marker.NEW_LINE_NIX && value[i - 1] == Marker.CARRIAGE_RETURN; - isQuoted = isSingleQuoted || isDoubleQuoted; - isRelation = !isAttribute && !isEscaped && roundBracketLevel === 0 && RELATION_PATTERN.test(character); - isWhitespace = WHITESPACE_PATTERN.test(character); - - if (wasEscaped && isQuoted && isNewLineWin) { - // swallow escaped new windows lines in comments - stripped.pop(); - stripped.pop(); - } else if (isEscaped && isQuoted && isNewLineNix) { - // swallow escaped new *nix lines in comments - stripped.pop(); - } else if (isEscaped) { - stripped.push(character); - } else if (character == Marker.OPEN_SQUARE_BRACKET && !isQuoted) { - stripped.push(character); - isAttribute = true; - } else if (character == Marker.CLOSE_SQUARE_BRACKET && !isQuoted) { - stripped.push(character); - isAttribute = false; - } else if (character == Marker.OPEN_ROUND_BRACKET && !isQuoted) { - stripped.push(character); - roundBracketLevel++; - } else if (character == Marker.CLOSE_ROUND_BRACKET && !isQuoted) { - stripped.push(character); - roundBracketLevel--; - } else if (character == Marker.SINGLE_QUOTE && !isQuoted) { - stripped.push(character); - isSingleQuoted = true; - } else if (character == Marker.DOUBLE_QUOTE && !isQuoted) { - stripped.push(character); - isDoubleQuoted = true; - } else if (character == Marker.SINGLE_QUOTE && isQuoted) { - stripped.push(character); - isSingleQuoted = false; - } else if (character == Marker.DOUBLE_QUOTE && isQuoted) { - stripped.push(character); - isDoubleQuoted = false; - } else if (isWhitespace && wasRelation && !spaceAroundRelation) { - continue; - } else if (!isWhitespace && wasRelation && spaceAroundRelation) { - stripped.push(Marker.SPACE); - stripped.push(character); - } else if (isWhitespace && (isAttribute || roundBracketLevel > 0) && !isQuoted) { - // skip space - } else if (isWhitespace && wasWhitespace && !isQuoted) { - // skip extra space - } else if ((isNewLineWin || isNewLineNix) && (isAttribute || roundBracketLevel > 0) && isQuoted) { - // skip newline - } else if (isRelation && wasWhitespace && !spaceAroundRelation) { - stripped.pop(); - stripped.push(character); - } else if (isRelation && !wasWhitespace && spaceAroundRelation) { - stripped.push(Marker.SPACE); - stripped.push(character); - } else if (isWhitespace) { - stripped.push(Marker.SPACE); - } else { - stripped.push(character); - } - - wasEscaped = isEscaped; - isEscaped = character == Marker.BACK_SLASH; - wasRelation = isRelation; - wasWhitespace = isWhitespace; - } - - return withCaseAttribute ? - stripped.join('').replace(CASE_RESTORE_PATTERN, '$1 $2]') : - stripped.join(''); -} - -function removeQuotes(value) { - if (value.indexOf('\'') == -1 && value.indexOf('"') == -1) { - return value; - } - - return value - .replace(SINGLE_QUOTE_CASE_PATTERN, '=$1 $2') - .replace(SINGLE_QUOTE_PATTERN, '=$1$2') - .replace(DOUBLE_QUOTE_CASE_PATTERN, '=$1 $2') - .replace(DOUBLE_QUOTE_PATTERN, '=$1$2'); -} - -function tidyRules(rules, removeUnsupported, adjacentSpace, format, warnings) { - var list = []; - var repeated = []; - - function removeHTMLComment(rule, match) { - warnings.push('HTML comment \'' + match + '\' at ' + formatPosition(rule[2][0]) + '. Removing.'); - return ''; - } - - for (var i = 0, l = rules.length; i < l; i++) { - var rule = rules[i]; - var reduced = rule[1]; - - reduced = reduced.replace(HTML_COMMENT_PATTERN, removeHTMLComment.bind(null, rule)); - - if (hasInvalidCharacters(reduced)) { - warnings.push('Invalid selector \'' + rule[1] + '\' at ' + formatPosition(rule[2][0]) + '. Ignoring.'); - continue; - } - - reduced = removeWhitespace(reduced, format); - reduced = removeQuotes(reduced); - - if (adjacentSpace && reduced.indexOf('nav') > 0) { - reduced = reduced.replace(/\+nav(\S|$)/, '+ nav$1'); - } - - if (removeUnsupported && reduced.indexOf(ASTERISK_PLUS_HTML_HACK) > -1) { - continue; - } - - if (removeUnsupported && reduced.indexOf(ASTERISK_FIRST_CHILD_PLUS_HTML_HACK) > -1) { - continue; - } - - if (reduced.indexOf('*') > -1) { - reduced = reduced - .replace(/\*([:#\.\[])/g, '$1') - .replace(/^(\:first\-child)?\+html/, '*$1+html'); - } - - if (repeated.indexOf(reduced) > -1) { - continue; - } - - rule[1] = reduced; - repeated.push(reduced); - list.push(rule); - } - - if (list.length == 1 && list[0][1].length === 0) { - warnings.push('Empty selector \'' + list[0][1] + '\' at ' + formatPosition(list[0][2][0]) + '. Ignoring.'); - list = []; - } - - return list; -} - -module.exports = tidyRules; diff --git a/node_modules/clean-css/lib/optimizer/level-2/break-up.js b/node_modules/clean-css/lib/optimizer/level-2/break-up.js deleted file mode 100644 index 5301cb898..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/break-up.js +++ /dev/null @@ -1,644 +0,0 @@ -var InvalidPropertyError = require('./invalid-property-error'); - -var wrapSingle = require('../wrap-for-optimizing').single; - -var Token = require('../../tokenizer/token'); -var Marker = require('../../tokenizer/marker'); - -var formatPosition = require('../../utils/format-position'); - -function _anyIsInherit(values) { - var i, l; - - for (i = 0, l = values.length; i < l; i++) { - if (values[i][1] == 'inherit') { - return true; - } - } - - return false; -} - -function _colorFilter(validator) { - return function (value) { - return value[1] == 'invert' || validator.isColor(value[1]) || validator.isPrefixed(value[1]); - }; -} - -function _styleFilter(validator) { - return function (value) { - return value[1] != 'inherit' && validator.isStyleKeyword(value[1]) && !validator.isColorFunction(value[1]); - }; -} - -function _wrapDefault(name, property, compactable) { - var descriptor = compactable[name]; - if (descriptor.doubleValues && descriptor.defaultValue.length == 2) { - return wrapSingle([ - Token.PROPERTY, - [Token.PROPERTY_NAME, name], - [Token.PROPERTY_VALUE, descriptor.defaultValue[0]], - [Token.PROPERTY_VALUE, descriptor.defaultValue[1]] - ]); - } else if (descriptor.doubleValues && descriptor.defaultValue.length == 1) { - return wrapSingle([ - Token.PROPERTY, - [Token.PROPERTY_NAME, name], - [Token.PROPERTY_VALUE, descriptor.defaultValue[0]] - ]); - } else { - return wrapSingle([ - Token.PROPERTY, - [Token.PROPERTY_NAME, name], - [Token.PROPERTY_VALUE, descriptor.defaultValue] - ]); - } -} - -function _widthFilter(validator) { - return function (value) { - return value[1] != 'inherit' && - (validator.isWidth(value[1]) || validator.isUnit(value[1]) && !validator.isDynamicUnit(value[1])) && - !validator.isStyleKeyword(value[1]) && - !validator.isColorFunction(value[1]); - }; -} - -function animation(property, compactable, validator) { - var duration = _wrapDefault(property.name + '-duration', property, compactable); - var timing = _wrapDefault(property.name + '-timing-function', property, compactable); - var delay = _wrapDefault(property.name + '-delay', property, compactable); - var iteration = _wrapDefault(property.name + '-iteration-count', property, compactable); - var direction = _wrapDefault(property.name + '-direction', property, compactable); - var fill = _wrapDefault(property.name + '-fill-mode', property, compactable); - var play = _wrapDefault(property.name + '-play-state', property, compactable); - var name = _wrapDefault(property.name + '-name', property, compactable); - var components = [duration, timing, delay, iteration, direction, fill, play, name]; - var values = property.value; - var value; - var durationSet = false; - var timingSet = false; - var delaySet = false; - var iterationSet = false; - var directionSet = false; - var fillSet = false; - var playSet = false; - var nameSet = false; - var i; - var l; - - if (property.value.length == 1 && property.value[0][1] == 'inherit') { - duration.value = timing.value = delay.value = iteration.value = direction.value = fill.value = play.value = name.value = property.value; - return components; - } - - if (values.length > 1 && _anyIsInherit(values)) { - throw new InvalidPropertyError('Invalid animation values at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - for (i = 0, l = values.length; i < l; i++) { - value = values[i]; - - if (validator.isTime(value[1]) && !durationSet) { - duration.value = [value]; - durationSet = true; - } else if (validator.isTime(value[1]) && !delaySet) { - delay.value = [value]; - delaySet = true; - } else if ((validator.isGlobal(value[1]) || validator.isTimingFunction(value[1])) && !timingSet) { - timing.value = [value]; - timingSet = true; - } else if ((validator.isAnimationIterationCountKeyword(value[1]) || validator.isPositiveNumber(value[1])) && !iterationSet) { - iteration.value = [value]; - iterationSet = true; - } else if (validator.isAnimationDirectionKeyword(value[1]) && !directionSet) { - direction.value = [value]; - directionSet = true; - } else if (validator.isAnimationFillModeKeyword(value[1]) && !fillSet) { - fill.value = [value]; - fillSet = true; - } else if (validator.isAnimationPlayStateKeyword(value[1]) && !playSet) { - play.value = [value]; - playSet = true; - } else if ((validator.isAnimationNameKeyword(value[1]) || validator.isIdentifier(value[1])) && !nameSet) { - name.value = [value]; - nameSet = true; - } else { - throw new InvalidPropertyError('Invalid animation value at ' + formatPosition(value[2][0]) + '. Ignoring.'); - } - } - - return components; -} - -function background(property, compactable, validator) { - var image = _wrapDefault('background-image', property, compactable); - var position = _wrapDefault('background-position', property, compactable); - var size = _wrapDefault('background-size', property, compactable); - var repeat = _wrapDefault('background-repeat', property, compactable); - var attachment = _wrapDefault('background-attachment', property, compactable); - var origin = _wrapDefault('background-origin', property, compactable); - var clip = _wrapDefault('background-clip', property, compactable); - var color = _wrapDefault('background-color', property, compactable); - var components = [image, position, size, repeat, attachment, origin, clip, color]; - var values = property.value; - - var positionSet = false; - var clipSet = false; - var originSet = false; - var repeatSet = false; - - var anyValueSet = false; - - if (property.value.length == 1 && property.value[0][1] == 'inherit') { - // NOTE: 'inherit' is not a valid value for background-attachment - color.value = image.value = repeat.value = position.value = size.value = origin.value = clip.value = property.value; - return components; - } - - if (property.value.length == 1 && property.value[0][1] == '0 0') { - return components; - } - - for (var i = values.length - 1; i >= 0; i--) { - var value = values[i]; - - if (validator.isBackgroundAttachmentKeyword(value[1])) { - attachment.value = [value]; - anyValueSet = true; - } else if (validator.isBackgroundClipKeyword(value[1]) || validator.isBackgroundOriginKeyword(value[1])) { - if (clipSet) { - origin.value = [value]; - originSet = true; - } else { - clip.value = [value]; - clipSet = true; - } - anyValueSet = true; - } else if (validator.isBackgroundRepeatKeyword(value[1])) { - if (repeatSet) { - repeat.value.unshift(value); - } else { - repeat.value = [value]; - repeatSet = true; - } - anyValueSet = true; - } else if (validator.isBackgroundPositionKeyword(value[1]) || validator.isBackgroundSizeKeyword(value[1]) || validator.isUnit(value[1]) || validator.isDynamicUnit(value[1])) { - if (i > 0) { - var previousValue = values[i - 1]; - - if (previousValue[1] == Marker.FORWARD_SLASH) { - size.value = [value]; - } else if (i > 1 && values[i - 2][1] == Marker.FORWARD_SLASH) { - size.value = [previousValue, value]; - i -= 2; - } else { - if (!positionSet) - position.value = []; - - position.value.unshift(value); - positionSet = true; - } - } else { - if (!positionSet) - position.value = []; - - position.value.unshift(value); - positionSet = true; - } - anyValueSet = true; - } else if ((color.value[0][1] == compactable[color.name].defaultValue || color.value[0][1] == 'none') && (validator.isColor(value[1]) || validator.isPrefixed(value[1]))) { - color.value = [value]; - anyValueSet = true; - } else if (validator.isUrl(value[1]) || validator.isFunction(value[1])) { - image.value = [value]; - anyValueSet = true; - } - } - - if (clipSet && !originSet) - origin.value = clip.value.slice(0); - - if (!anyValueSet) { - throw new InvalidPropertyError('Invalid background value at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - return components; -} - -function borderRadius(property, compactable) { - var values = property.value; - var splitAt = -1; - - for (var i = 0, l = values.length; i < l; i++) { - if (values[i][1] == Marker.FORWARD_SLASH) { - splitAt = i; - break; - } - } - - if (splitAt === 0 || splitAt === values.length - 1) { - throw new InvalidPropertyError('Invalid border-radius value at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - var target = _wrapDefault(property.name, property, compactable); - target.value = splitAt > -1 ? - values.slice(0, splitAt) : - values.slice(0); - target.components = fourValues(target, compactable); - - var remainder = _wrapDefault(property.name, property, compactable); - remainder.value = splitAt > -1 ? - values.slice(splitAt + 1) : - values.slice(0); - remainder.components = fourValues(remainder, compactable); - - for (var j = 0; j < 4; j++) { - target.components[j].multiplex = true; - target.components[j].value = target.components[j].value.concat(remainder.components[j].value); - } - - return target.components; -} - -function font(property, compactable, validator) { - var style = _wrapDefault('font-style', property, compactable); - var variant = _wrapDefault('font-variant', property, compactable); - var weight = _wrapDefault('font-weight', property, compactable); - var stretch = _wrapDefault('font-stretch', property, compactable); - var size = _wrapDefault('font-size', property, compactable); - var height = _wrapDefault('line-height', property, compactable); - var family = _wrapDefault('font-family', property, compactable); - var components = [style, variant, weight, stretch, size, height, family]; - var values = property.value; - var fuzzyMatched = 4; // style, variant, weight, and stretch - var index = 0; - var isStretchSet = false; - var isStretchValid; - var isStyleSet = false; - var isStyleValid; - var isVariantSet = false; - var isVariantValid; - var isWeightSet = false; - var isWeightValid; - var isSizeSet = false; - var appendableFamilyName = false; - - if (!values[index]) { - throw new InvalidPropertyError('Missing font values at ' + formatPosition(property.all[property.position][1][2][0]) + '. Ignoring.'); - } - - if (values.length == 1 && values[0][1] == 'inherit') { - style.value = variant.value = weight.value = stretch.value = size.value = height.value = family.value = values; - return components; - } - - if (values.length == 1 && (validator.isFontKeyword(values[0][1]) || validator.isGlobal(values[0][1]) || validator.isPrefixed(values[0][1]))) { - values[0][1] = Marker.INTERNAL + values[0][1]; - style.value = variant.value = weight.value = stretch.value = size.value = height.value = family.value = values; - return components; - } - - if (values.length < 2 || !_anyIsFontSize(values, validator) || !_anyIsFontFamily(values, validator)) { - throw new InvalidPropertyError('Invalid font values at ' + formatPosition(property.all[property.position][1][2][0]) + '. Ignoring.'); - } - - if (values.length > 1 && _anyIsInherit(values)) { - throw new InvalidPropertyError('Invalid font values at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - // fuzzy match style, variant, weight, and stretch on first elements - while (index < fuzzyMatched) { - isStretchValid = validator.isFontStretchKeyword(values[index][1]) || validator.isGlobal(values[index][1]); - isStyleValid = validator.isFontStyleKeyword(values[index][1]) || validator.isGlobal(values[index][1]); - isVariantValid = validator.isFontVariantKeyword(values[index][1]) || validator.isGlobal(values[index][1]); - isWeightValid = validator.isFontWeightKeyword(values[index][1]) || validator.isGlobal(values[index][1]); - - if (isStyleValid && !isStyleSet) { - style.value = [values[index]]; - isStyleSet = true; - } else if (isVariantValid && !isVariantSet) { - variant.value = [values[index]]; - isVariantSet = true; - } else if (isWeightValid && !isWeightSet) { - weight.value = [values[index]]; - isWeightSet = true; - } else if (isStretchValid && !isStretchSet) { - stretch.value = [values[index]]; - isStretchSet = true; - } else if (isStyleValid && isStyleSet || isVariantValid && isVariantSet || isWeightValid && isWeightSet || isStretchValid && isStretchSet) { - throw new InvalidPropertyError('Invalid font style / variant / weight / stretch value at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } else { - break; - } - - index++; - } - - // now comes font-size ... - if (validator.isFontSizeKeyword(values[index][1]) || validator.isUnit(values[index][1]) && !validator.isDynamicUnit(values[index][1])) { - size.value = [values[index]]; - isSizeSet = true; - index++; - } else { - throw new InvalidPropertyError('Missing font size at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - if (!values[index]) { - throw new InvalidPropertyError('Missing font family at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - // ... and perhaps line-height - if (isSizeSet && values[index] && values[index][1] == Marker.FORWARD_SLASH && values[index + 1] && (validator.isLineHeightKeyword(values[index + 1][1]) || validator.isUnit(values[index + 1][1]) || validator.isNumber(values[index + 1][1]))) { - height.value = [values[index + 1]]; - index++; - index++; - } - - // ... and whatever comes next is font-family - family.value = []; - - while (values[index]) { - if (values[index][1] == Marker.COMMA) { - appendableFamilyName = false; - } else { - if (appendableFamilyName) { - family.value[family.value.length - 1][1] += Marker.SPACE + values[index][1]; - } else { - family.value.push(values[index]); - } - - appendableFamilyName = true; - } - - index++; - } - - if (family.value.length === 0) { - throw new InvalidPropertyError('Missing font family at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - return components; -} - -function _anyIsFontSize(values, validator) { - var value; - var i, l; - - for (i = 0, l = values.length; i < l; i++) { - value = values[i]; - - if (validator.isFontSizeKeyword(value[1]) || validator.isUnit(value[1]) && !validator.isDynamicUnit(value[1]) || validator.isFunction(value[1])) { - return true; - } - } - - return false; -} - -function _anyIsFontFamily(values, validator) { - var value; - var i, l; - - for (i = 0, l = values.length; i < l; i++) { - value = values[i]; - - if (validator.isIdentifier(value[1])) { - return true; - } - } - - return false; -} - -function fourValues(property, compactable) { - var componentNames = compactable[property.name].components; - var components = []; - var value = property.value; - - if (value.length < 1) - return []; - - if (value.length < 2) - value[1] = value[0].slice(0); - if (value.length < 3) - value[2] = value[0].slice(0); - if (value.length < 4) - value[3] = value[1].slice(0); - - for (var i = componentNames.length - 1; i >= 0; i--) { - var component = wrapSingle([ - Token.PROPERTY, - [Token.PROPERTY_NAME, componentNames[i]] - ]); - component.value = [value[i]]; - components.unshift(component); - } - - return components; -} - -function multiplex(splitWith) { - return function (property, compactable, validator) { - var splitsAt = []; - var values = property.value; - var i, j, l, m; - - // find split commas - for (i = 0, l = values.length; i < l; i++) { - if (values[i][1] == ',') - splitsAt.push(i); - } - - if (splitsAt.length === 0) - return splitWith(property, compactable, validator); - - var splitComponents = []; - - // split over commas, and into components - for (i = 0, l = splitsAt.length; i <= l; i++) { - var from = i === 0 ? 0 : splitsAt[i - 1] + 1; - var to = i < l ? splitsAt[i] : values.length; - - var _property = _wrapDefault(property.name, property, compactable); - _property.value = values.slice(from, to); - - splitComponents.push(splitWith(_property, compactable, validator)); - } - - var components = splitComponents[0]; - - // group component values from each split - for (i = 0, l = components.length; i < l; i++) { - components[i].multiplex = true; - - for (j = 1, m = splitComponents.length; j < m; j++) { - components[i].value.push([Token.PROPERTY_VALUE, Marker.COMMA]); - Array.prototype.push.apply(components[i].value, splitComponents[j][i].value); - } - } - - return components; - }; -} - -function listStyle(property, compactable, validator) { - var type = _wrapDefault('list-style-type', property, compactable); - var position = _wrapDefault('list-style-position', property, compactable); - var image = _wrapDefault('list-style-image', property, compactable); - var components = [type, position, image]; - - if (property.value.length == 1 && property.value[0][1] == 'inherit') { - type.value = position.value = image.value = [property.value[0]]; - return components; - } - - var values = property.value.slice(0); - var total = values.length; - var index = 0; - - // `image` first... - for (index = 0, total = values.length; index < total; index++) { - if (validator.isUrl(values[index][1]) || values[index][1] == '0') { - image.value = [values[index]]; - values.splice(index, 1); - break; - } - } - - // ... then `position` - for (index = 0, total = values.length; index < total; index++) { - if (validator.isListStylePositionKeyword(values[index][1])) { - position.value = [values[index]]; - values.splice(index, 1); - break; - } - } - - // ... and what's left is a `type` - if (values.length > 0 && (validator.isListStyleTypeKeyword(values[0][1]) || validator.isIdentifier(values[0][1]))) { - type.value = [values[0]]; - } - - return components; -} - -function transition(property, compactable, validator) { - var prop = _wrapDefault(property.name + '-property', property, compactable); - var duration = _wrapDefault(property.name + '-duration', property, compactable); - var timing = _wrapDefault(property.name + '-timing-function', property, compactable); - var delay = _wrapDefault(property.name + '-delay', property, compactable); - var components = [prop, duration, timing, delay]; - var values = property.value; - var value; - var durationSet = false; - var delaySet = false; - var propSet = false; - var timingSet = false; - var i; - var l; - - if (property.value.length == 1 && property.value[0][1] == 'inherit') { - prop.value = duration.value = timing.value = delay.value = property.value; - return components; - } - - if (values.length > 1 && _anyIsInherit(values)) { - throw new InvalidPropertyError('Invalid animation values at ' + formatPosition(values[0][2][0]) + '. Ignoring.'); - } - - for (i = 0, l = values.length; i < l; i++) { - value = values[i]; - - if (validator.isTime(value[1]) && !durationSet) { - duration.value = [value]; - durationSet = true; - } else if (validator.isTime(value[1]) && !delaySet) { - delay.value = [value]; - delaySet = true; - } else if ((validator.isGlobal(value[1]) || validator.isTimingFunction(value[1])) && !timingSet) { - timing.value = [value]; - timingSet = true; - } else if (validator.isIdentifier(value[1]) && !propSet) { - prop.value = [value]; - propSet = true; - } else { - throw new InvalidPropertyError('Invalid animation value at ' + formatPosition(value[2][0]) + '. Ignoring.'); - } - } - - return components; -} - -function widthStyleColor(property, compactable, validator) { - var descriptor = compactable[property.name]; - var components = [ - _wrapDefault(descriptor.components[0], property, compactable), - _wrapDefault(descriptor.components[1], property, compactable), - _wrapDefault(descriptor.components[2], property, compactable) - ]; - var color, style, width; - - for (var i = 0; i < 3; i++) { - var component = components[i]; - - if (component.name.indexOf('color') > 0) - color = component; - else if (component.name.indexOf('style') > 0) - style = component; - else - width = component; - } - - if ((property.value.length == 1 && property.value[0][1] == 'inherit') || - (property.value.length == 3 && property.value[0][1] == 'inherit' && property.value[1][1] == 'inherit' && property.value[2][1] == 'inherit')) { - color.value = style.value = width.value = [property.value[0]]; - return components; - } - - var values = property.value.slice(0); - var match, matches; - - // NOTE: usually users don't follow the required order of parts in this shorthand, - // so we'll try to parse it caring as little about order as possible - - if (values.length > 0) { - matches = values.filter(_widthFilter(validator)); - match = matches.length > 1 && (matches[0][1] == 'none' || matches[0][1] == 'auto') ? matches[1] : matches[0]; - if (match) { - width.value = [match]; - values.splice(values.indexOf(match), 1); - } - } - - if (values.length > 0) { - match = values.filter(_styleFilter(validator))[0]; - if (match) { - style.value = [match]; - values.splice(values.indexOf(match), 1); - } - } - - if (values.length > 0) { - match = values.filter(_colorFilter(validator))[0]; - if (match) { - color.value = [match]; - values.splice(values.indexOf(match), 1); - } - } - - return components; -} - -module.exports = { - animation: animation, - background: background, - border: widthStyleColor, - borderRadius: borderRadius, - font: font, - fourValues: fourValues, - listStyle: listStyle, - multiplex: multiplex, - outline: widthStyleColor, - transition: transition -}; diff --git a/node_modules/clean-css/lib/optimizer/level-2/can-override.js b/node_modules/clean-css/lib/optimizer/level-2/can-override.js deleted file mode 100644 index 3dae08f0e..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/can-override.js +++ /dev/null @@ -1,283 +0,0 @@ -var understandable = require('./properties/understandable'); - -function animationIterationCount(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isAnimationIterationCountKeyword(value2) || validator.isPositiveNumber(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isAnimationIterationCountKeyword(value2) || validator.isPositiveNumber(value2); -} - -function animationName(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isAnimationNameKeyword(value2) || validator.isIdentifier(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isAnimationNameKeyword(value2) || validator.isIdentifier(value2); -} - -function areSameFunction(validator, value1, value2) { - if (!validator.isFunction(value1) || !validator.isFunction(value2)) { - return false; - } - - var function1Name = value1.substring(0, value1.indexOf('(')); - var function2Name = value2.substring(0, value2.indexOf('(')); - - return function1Name === function2Name; -} - -function backgroundPosition(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isBackgroundPositionKeyword(value2) || validator.isGlobal(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if (validator.isBackgroundPositionKeyword(value2) || validator.isGlobal(value2)) { - return true; - } - - return unit(validator, value1, value2); -} - -function backgroundSize(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isBackgroundSizeKeyword(value2) || validator.isGlobal(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if (validator.isBackgroundSizeKeyword(value2) || validator.isGlobal(value2)) { - return true; - } - - return unit(validator, value1, value2); -} - -function color(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isColor(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if (!validator.colorOpacity && (validator.isRgbColor(value1) || validator.isHslColor(value1))) { - return false; - } else if (!validator.colorOpacity && (validator.isRgbColor(value2) || validator.isHslColor(value2))) { - return false; - } else if (validator.isColor(value1) && validator.isColor(value2)) { - return true; - } - - return sameFunctionOrValue(validator, value1, value2); -} - -function components(overrideCheckers) { - return function (validator, value1, value2, position) { - return overrideCheckers[position](validator, value1, value2); - }; -} - -function fontFamily(validator, value1, value2) { - return understandable(validator, value1, value2, 0, true); -} - -function image(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isImage(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if (validator.isImage(value2)) { - return true; - } else if (validator.isImage(value1)) { - return false; - } - - return sameFunctionOrValue(validator, value1, value2); -} - -function keyword(propertyName) { - return function(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isKeyword(propertyName)(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isKeyword(propertyName)(value2); - }; -} - -function keywordWithGlobal(propertyName) { - return function(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isKeyword(propertyName)(value2) || validator.isGlobal(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isKeyword(propertyName)(value2) || validator.isGlobal(value2); - }; -} - -function propertyName(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isIdentifier(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isIdentifier(value2); -} - -function sameFunctionOrValue(validator, value1, value2) { - return areSameFunction(validator, value1, value2) ? - true : - value1 === value2; -} - -function textShadow(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isUnit(value2) || validator.isColor(value2) || validator.isGlobal(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isUnit(value2) || validator.isColor(value2) || validator.isGlobal(value2); -} - -function time(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isTime(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if (validator.isTime(value1) && !validator.isTime(value2)) { - return false; - } else if (validator.isTime(value2)) { - return true; - } else if (validator.isTime(value1)) { - return false; - } else if (validator.isFunction(value1) && !validator.isPrefixed(value1) && validator.isFunction(value2) && !validator.isPrefixed(value2)) { - return true; - } - - return sameFunctionOrValue(validator, value1, value2); -} - -function timingFunction(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isTimingFunction(value2) || validator.isGlobal(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isTimingFunction(value2) || validator.isGlobal(value2); -} - -function unit(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isUnit(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if (validator.isUnit(value1) && !validator.isUnit(value2)) { - return false; - } else if (validator.isUnit(value2)) { - return true; - } else if (validator.isUnit(value1)) { - return false; - } else if (validator.isFunction(value1) && !validator.isPrefixed(value1) && validator.isFunction(value2) && !validator.isPrefixed(value2)) { - return true; - } - - return sameFunctionOrValue(validator, value1, value2); -} - -function unitOrKeywordWithGlobal(propertyName) { - var byKeyword = keywordWithGlobal(propertyName); - - return function(validator, value1, value2) { - return unit(validator, value1, value2) || byKeyword(validator, value1, value2); - }; -} - -function unitOrNumber(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !(validator.isUnit(value2) || validator.isNumber(value2))) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } else if ((validator.isUnit(value1) || validator.isNumber(value1)) && !(validator.isUnit(value2) || validator.isNumber(value2))) { - return false; - } else if (validator.isUnit(value2) || validator.isNumber(value2)) { - return true; - } else if (validator.isUnit(value1) || validator.isNumber(value1)) { - return false; - } else if (validator.isFunction(value1) && !validator.isPrefixed(value1) && validator.isFunction(value2) && !validator.isPrefixed(value2)) { - return true; - } - - return sameFunctionOrValue(validator, value1, value2); -} - -function zIndex(validator, value1, value2) { - if (!understandable(validator, value1, value2, 0, true) && !validator.isZIndex(value2)) { - return false; - } else if (validator.isVariable(value1) && validator.isVariable(value2)) { - return true; - } - - return validator.isZIndex(value2); -} - -module.exports = { - generic: { - color: color, - components: components, - image: image, - propertyName: propertyName, - time: time, - timingFunction: timingFunction, - unit: unit, - unitOrNumber: unitOrNumber - }, - property: { - animationDirection: keywordWithGlobal('animation-direction'), - animationFillMode: keyword('animation-fill-mode'), - animationIterationCount: animationIterationCount, - animationName: animationName, - animationPlayState: keywordWithGlobal('animation-play-state'), - backgroundAttachment: keyword('background-attachment'), - backgroundClip: keywordWithGlobal('background-clip'), - backgroundOrigin: keyword('background-origin'), - backgroundPosition: backgroundPosition, - backgroundRepeat: keyword('background-repeat'), - backgroundSize: backgroundSize, - bottom: unitOrKeywordWithGlobal('bottom'), - borderCollapse: keyword('border-collapse'), - borderStyle: keywordWithGlobal('*-style'), - clear: keywordWithGlobal('clear'), - cursor: keywordWithGlobal('cursor'), - display: keywordWithGlobal('display'), - float: keywordWithGlobal('float'), - left: unitOrKeywordWithGlobal('left'), - fontFamily: fontFamily, - fontStretch: keywordWithGlobal('font-stretch'), - fontStyle: keywordWithGlobal('font-style'), - fontVariant: keywordWithGlobal('font-variant'), - fontWeight: keywordWithGlobal('font-weight'), - listStyleType: keywordWithGlobal('list-style-type'), - listStylePosition: keywordWithGlobal('list-style-position'), - outlineStyle: keywordWithGlobal('*-style'), - overflow: keywordWithGlobal('overflow'), - position: keywordWithGlobal('position'), - right: unitOrKeywordWithGlobal('right'), - textAlign: keywordWithGlobal('text-align'), - textDecoration: keywordWithGlobal('text-decoration'), - textOverflow: keywordWithGlobal('text-overflow'), - textShadow: textShadow, - top: unitOrKeywordWithGlobal('top'), - transform: sameFunctionOrValue, - verticalAlign: unitOrKeywordWithGlobal('vertical-align'), - visibility: keywordWithGlobal('visibility'), - whiteSpace: keywordWithGlobal('white-space'), - zIndex: zIndex - } -}; diff --git a/node_modules/clean-css/lib/optimizer/level-2/clone.js b/node_modules/clean-css/lib/optimizer/level-2/clone.js deleted file mode 100644 index 3830095e9..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/clone.js +++ /dev/null @@ -1,33 +0,0 @@ -var wrapSingle = require('../wrap-for-optimizing').single; - -var Token = require('../../tokenizer/token'); - -function deep(property) { - var cloned = shallow(property); - for (var i = property.components.length - 1; i >= 0; i--) { - var component = shallow(property.components[i]); - component.value = property.components[i].value.slice(0); - cloned.components.unshift(component); - } - - cloned.dirty = true; - cloned.value = property.value.slice(0); - - return cloned; -} - -function shallow(property) { - var cloned = wrapSingle([ - Token.PROPERTY, - [Token.PROPERTY_NAME, property.name] - ]); - cloned.important = property.important; - cloned.hack = property.hack; - cloned.unused = false; - return cloned; -} - -module.exports = { - deep: deep, - shallow: shallow -}; diff --git a/node_modules/clean-css/lib/optimizer/level-2/compactable.js b/node_modules/clean-css/lib/optimizer/level-2/compactable.js deleted file mode 100644 index 73f42a10e..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/compactable.js +++ /dev/null @@ -1,1063 +0,0 @@ -// Contains the interpretation of CSS properties, as used by the property optimizer - -var breakUp = require('./break-up'); -var canOverride = require('./can-override'); -var restore = require('./restore'); - -var override = require('../../utils/override'); - -// Properties to process -// Extend this object in order to add support for more properties in the optimizer. -// -// Each key in this object represents a CSS property and should be an object. -// Such an object contains properties that describe how the represented CSS property should be handled. -// Possible options: -// -// * components: array (Only specify for shorthand properties.) -// Contains the names of the granular properties this shorthand compacts. -// -// * canOverride: function -// Returns whether two tokens of this property can be merged with each other. -// This property has no meaning for shorthands. -// -// * defaultValue: string -// Specifies the default value of the property according to the CSS standard. -// For shorthand, this is used when every component is set to its default value, therefore it should be the shortest possible default value of all the components. -// -// * shortestValue: string -// Specifies the shortest possible value the property can possibly have. -// (Falls back to defaultValue if unspecified.) -// -// * breakUp: function (Only specify for shorthand properties.) -// Breaks the shorthand up to its components. -// -// * restore: function (Only specify for shorthand properties.) -// Puts the shorthand together from its components. -// -var compactable = { - 'animation': { - canOverride: canOverride.generic.components([ - canOverride.generic.time, - canOverride.generic.timingFunction, - canOverride.generic.time, - canOverride.property.animationIterationCount, - canOverride.property.animationDirection, - canOverride.property.animationFillMode, - canOverride.property.animationPlayState, - canOverride.property.animationName - ]), - components: [ - 'animation-duration', - 'animation-timing-function', - 'animation-delay', - 'animation-iteration-count', - 'animation-direction', - 'animation-fill-mode', - 'animation-play-state', - 'animation-name' - ], - breakUp: breakUp.multiplex(breakUp.animation), - defaultValue: 'none', - restore: restore.multiplex(restore.withoutDefaults), - shorthand: true, - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-delay': { - canOverride: canOverride.generic.time, - componentOf: [ - 'animation' - ], - defaultValue: '0s', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-direction': { - canOverride: canOverride.property.animationDirection, - componentOf: [ - 'animation' - ], - defaultValue: 'normal', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-duration': { - canOverride: canOverride.generic.time, - componentOf: [ - 'animation' - ], - defaultValue: '0s', - intoMultiplexMode: 'real', - keepUnlessDefault: 'animation-delay', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-fill-mode': { - canOverride: canOverride.property.animationFillMode, - componentOf: [ - 'animation' - ], - defaultValue: 'none', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-iteration-count': { - canOverride: canOverride.property.animationIterationCount, - componentOf: [ - 'animation' - ], - defaultValue: '1', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-name': { - canOverride: canOverride.property.animationName, - componentOf: [ - 'animation' - ], - defaultValue: 'none', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-play-state': { - canOverride: canOverride.property.animationPlayState, - componentOf: [ - 'animation' - ], - defaultValue: 'running', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'animation-timing-function': { - canOverride: canOverride.generic.timingFunction, - componentOf: [ - 'animation' - ], - defaultValue: 'ease', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'background': { - canOverride: canOverride.generic.components([ - canOverride.generic.image, - canOverride.property.backgroundPosition, - canOverride.property.backgroundSize, - canOverride.property.backgroundRepeat, - canOverride.property.backgroundAttachment, - canOverride.property.backgroundOrigin, - canOverride.property.backgroundClip, - canOverride.generic.color - ]), - components: [ - 'background-image', - 'background-position', - 'background-size', - 'background-repeat', - 'background-attachment', - 'background-origin', - 'background-clip', - 'background-color' - ], - breakUp: breakUp.multiplex(breakUp.background), - defaultValue: '0 0', - restore: restore.multiplex(restore.background), - shortestValue: '0', - shorthand: true - }, - 'background-attachment': { - canOverride: canOverride.property.backgroundAttachment, - componentOf: [ - 'background' - ], - defaultValue: 'scroll', - intoMultiplexMode: 'real' - }, - 'background-clip': { - canOverride: canOverride.property.backgroundClip, - componentOf: [ - 'background' - ], - defaultValue: 'border-box', - intoMultiplexMode: 'real', - shortestValue: 'border-box' - }, - 'background-color': { - canOverride: canOverride.generic.color, - componentOf: [ - 'background' - ], - defaultValue: 'transparent', - intoMultiplexMode: 'real', // otherwise real color will turn into default since color appears in last multiplex only - multiplexLastOnly: true, - nonMergeableValue: 'none', - shortestValue: 'red' - }, - 'background-image': { - canOverride: canOverride.generic.image, - componentOf: [ - 'background' - ], - defaultValue: 'none', - intoMultiplexMode: 'default' - }, - 'background-origin': { - canOverride: canOverride.property.backgroundOrigin, - componentOf: [ - 'background' - ], - defaultValue: 'padding-box', - intoMultiplexMode: 'real', - shortestValue: 'border-box' - }, - 'background-position': { - canOverride: canOverride.property.backgroundPosition, - componentOf: [ - 'background' - ], - defaultValue: ['0', '0'], - doubleValues: true, - intoMultiplexMode: 'real', - shortestValue: '0' - }, - 'background-repeat': { - canOverride: canOverride.property.backgroundRepeat, - componentOf: [ - 'background' - ], - defaultValue: ['repeat'], - doubleValues: true, - intoMultiplexMode: 'real' - }, - 'background-size': { - canOverride: canOverride.property.backgroundSize, - componentOf: [ - 'background' - ], - defaultValue: ['auto'], - doubleValues: true, - intoMultiplexMode: 'real', - shortestValue: '0 0' - }, - 'bottom': { - canOverride: canOverride.property.bottom, - defaultValue: 'auto' - }, - 'border': { - breakUp: breakUp.border, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.property.borderStyle, - canOverride.generic.color - ]), - components: [ - 'border-width', - 'border-style', - 'border-color' - ], - defaultValue: 'none', - overridesShorthands: [ - 'border-bottom', - 'border-left', - 'border-right', - 'border-top' - ], - restore: restore.withoutDefaults, - shorthand: true, - shorthandComponents: true - }, - 'border-bottom': { - breakUp: breakUp.border, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.property.borderStyle, - canOverride.generic.color - ]), - components: [ - 'border-bottom-width', - 'border-bottom-style', - 'border-bottom-color' - ], - defaultValue: 'none', - restore: restore.withoutDefaults, - shorthand: true - }, - 'border-bottom-color': { - canOverride: canOverride.generic.color, - componentOf: [ - 'border-bottom', - 'border-color' - ], - defaultValue: 'none' - }, - 'border-bottom-left-radius': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-radius' - ], - defaultValue: '0', - vendorPrefixes: [ - '-moz-', - '-o-' - ] - }, - 'border-bottom-right-radius': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-radius' - ], - defaultValue: '0', - vendorPrefixes: [ - '-moz-', - '-o-' - ] - }, - 'border-bottom-style': { - canOverride: canOverride.property.borderStyle, - componentOf: [ - 'border-bottom', - 'border-style' - ], - defaultValue: 'none' - }, - 'border-bottom-width': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-bottom', - 'border-width' - ], - defaultValue: 'medium', - oppositeTo: 'border-top-width', - shortestValue: '0' - }, - 'border-collapse': { - canOverride: canOverride.property.borderCollapse, - defaultValue: 'separate' - }, - 'border-color': { - breakUp: breakUp.fourValues, - canOverride: canOverride.generic.components([ - canOverride.generic.color, - canOverride.generic.color, - canOverride.generic.color, - canOverride.generic.color - ]), - componentOf: [ - 'border' - ], - components: [ - 'border-top-color', - 'border-right-color', - 'border-bottom-color', - 'border-left-color' - ], - defaultValue: 'none', - restore: restore.fourValues, - shortestValue: 'red', - shorthand: true - }, - 'border-left': { - breakUp: breakUp.border, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.property.borderStyle, - canOverride.generic.color - ]), - components: [ - 'border-left-width', - 'border-left-style', - 'border-left-color' - ], - defaultValue: 'none', - restore: restore.withoutDefaults, - shorthand: true - }, - 'border-left-color': { - canOverride: canOverride.generic.color, - componentOf: [ - 'border-color', - 'border-left' - ], - defaultValue: 'none' - }, - 'border-left-style': { - canOverride: canOverride.property.borderStyle, - componentOf: [ - 'border-left', - 'border-style' - ], - defaultValue: 'none' - }, - 'border-left-width': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-left', - 'border-width' - ], - defaultValue: 'medium', - oppositeTo: 'border-right-width', - shortestValue: '0' - }, - 'border-radius': { - breakUp: breakUp.borderRadius, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit - ]), - components: [ - 'border-top-left-radius', - 'border-top-right-radius', - 'border-bottom-right-radius', - 'border-bottom-left-radius' - ], - defaultValue: '0', - restore: restore.borderRadius, - shorthand: true, - vendorPrefixes: [ - '-moz-', - '-o-' - ] - }, - 'border-right': { - breakUp: breakUp.border, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.property.borderStyle, - canOverride.generic.color - ]), - components: [ - 'border-right-width', - 'border-right-style', - 'border-right-color' - ], - defaultValue: 'none', - restore: restore.withoutDefaults, - shorthand: true - }, - 'border-right-color': { - canOverride: canOverride.generic.color, - componentOf: [ - 'border-color', - 'border-right' - ], - defaultValue: 'none' - }, - 'border-right-style': { - canOverride: canOverride.property.borderStyle, - componentOf: [ - 'border-right', - 'border-style' - ], - defaultValue: 'none' - }, - 'border-right-width': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-right', - 'border-width' - ], - defaultValue: 'medium', - oppositeTo: 'border-left-width', - shortestValue: '0' - }, - 'border-style': { - breakUp: breakUp.fourValues, - canOverride: canOverride.generic.components([ - canOverride.property.borderStyle, - canOverride.property.borderStyle, - canOverride.property.borderStyle, - canOverride.property.borderStyle - ]), - componentOf: [ - 'border' - ], - components: [ - 'border-top-style', - 'border-right-style', - 'border-bottom-style', - 'border-left-style' - ], - defaultValue: 'none', - restore: restore.fourValues, - shorthand: true - }, - 'border-top': { - breakUp: breakUp.border, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.property.borderStyle, - canOverride.generic.color - ]), - components: [ - 'border-top-width', - 'border-top-style', - 'border-top-color' - ], - defaultValue: 'none', - restore: restore.withoutDefaults, - shorthand: true - }, - 'border-top-color': { - canOverride: canOverride.generic.color, - componentOf: [ - 'border-color', - 'border-top' - ], - defaultValue: 'none' - }, - 'border-top-left-radius': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-radius' - ], - defaultValue: '0', - vendorPrefixes: [ - '-moz-', - '-o-' - ] - }, - 'border-top-right-radius': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-radius' - ], - defaultValue: '0', - vendorPrefixes: [ - '-moz-', - '-o-' - ] - }, - 'border-top-style': { - canOverride: canOverride.property.borderStyle, - componentOf: [ - 'border-style', - 'border-top' - ], - defaultValue: 'none' - }, - 'border-top-width': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'border-top', - 'border-width' - ], - defaultValue: 'medium', - oppositeTo: 'border-bottom-width', - shortestValue: '0' - }, - 'border-width': { - breakUp: breakUp.fourValues, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit - ]), - componentOf: [ - 'border' - ], - components: [ - 'border-top-width', - 'border-right-width', - 'border-bottom-width', - 'border-left-width' - ], - defaultValue: 'medium', - restore: restore.fourValues, - shortestValue: '0', - shorthand: true - }, - 'clear': { - canOverride: canOverride.property.clear, - defaultValue: 'none' - }, - 'color': { - canOverride: canOverride.generic.color, - defaultValue: 'transparent', - shortestValue: 'red' - }, - 'cursor': { - canOverride: canOverride.property.cursor, - defaultValue: 'auto' - }, - 'display': { - canOverride: canOverride.property.display, - }, - 'float': { - canOverride: canOverride.property.float, - defaultValue: 'none' - }, - 'font': { - breakUp: breakUp.font, - canOverride: canOverride.generic.components([ - canOverride.property.fontStyle, - canOverride.property.fontVariant, - canOverride.property.fontWeight, - canOverride.property.fontStretch, - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.property.fontFamily - ]), - components: [ - 'font-style', - 'font-variant', - 'font-weight', - 'font-stretch', - 'font-size', - 'line-height', - 'font-family' - ], - restore: restore.font, - shorthand: true - }, - 'font-family': { - canOverride: canOverride.property.fontFamily, - defaultValue: 'user|agent|specific' - }, - 'font-size': { - canOverride: canOverride.generic.unit, - defaultValue: 'medium', - shortestValue: '0' - }, - 'font-stretch': { - canOverride: canOverride.property.fontStretch, - defaultValue: 'normal' - }, - 'font-style': { - canOverride: canOverride.property.fontStyle, - defaultValue: 'normal' - }, - 'font-variant': { - canOverride: canOverride.property.fontVariant, - defaultValue: 'normal' - }, - 'font-weight': { - canOverride: canOverride.property.fontWeight, - defaultValue: 'normal', - shortestValue: '400' - }, - 'height': { - canOverride: canOverride.generic.unit, - defaultValue: 'auto', - shortestValue: '0' - }, - 'left': { - canOverride: canOverride.property.left, - defaultValue: 'auto' - }, - 'line-height': { - canOverride: canOverride.generic.unitOrNumber, - defaultValue: 'normal', - shortestValue: '0' - }, - 'list-style': { - canOverride: canOverride.generic.components([ - canOverride.property.listStyleType, - canOverride.property.listStylePosition, - canOverride.property.listStyleImage - ]), - components: [ - 'list-style-type', - 'list-style-position', - 'list-style-image' - ], - breakUp: breakUp.listStyle, - restore: restore.withoutDefaults, - defaultValue: 'outside', // can't use 'disc' because that'd override default 'decimal' for <ol> - shortestValue: 'none', - shorthand: true - }, - 'list-style-image' : { - canOverride: canOverride.generic.image, - componentOf: [ - 'list-style' - ], - defaultValue: 'none' - }, - 'list-style-position' : { - canOverride: canOverride.property.listStylePosition, - componentOf: [ - 'list-style' - ], - defaultValue: 'outside', - shortestValue: 'inside' - }, - 'list-style-type' : { - canOverride: canOverride.property.listStyleType, - componentOf: [ - 'list-style' - ], - // NOTE: we can't tell the real default value here, it's 'disc' for <ul> and 'decimal' for <ol> - // this is a hack, but it doesn't matter because this value will be either overridden or - // it will disappear at the final step anyway - defaultValue: 'decimal|disc', - shortestValue: 'none' - }, - 'margin': { - breakUp: breakUp.fourValues, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit - ]), - components: [ - 'margin-top', - 'margin-right', - 'margin-bottom', - 'margin-left' - ], - defaultValue: '0', - restore: restore.fourValues, - shorthand: true - }, - 'margin-bottom': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'margin' - ], - defaultValue: '0', - oppositeTo: 'margin-top' - }, - 'margin-left': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'margin' - ], - defaultValue: '0', - oppositeTo: 'margin-right' - }, - 'margin-right': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'margin' - ], - defaultValue: '0', - oppositeTo: 'margin-left' - }, - 'margin-top': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'margin' - ], - defaultValue: '0', - oppositeTo: 'margin-bottom' - }, - 'outline': { - canOverride: canOverride.generic.components([ - canOverride.generic.color, - canOverride.property.outlineStyle, - canOverride.generic.unit - ]), - components: [ - 'outline-color', - 'outline-style', - 'outline-width' - ], - breakUp: breakUp.outline, - restore: restore.withoutDefaults, - defaultValue: '0', - shorthand: true - }, - 'outline-color': { - canOverride: canOverride.generic.color, - componentOf: [ - 'outline' - ], - defaultValue: 'invert', - shortestValue: 'red' - }, - 'outline-style': { - canOverride: canOverride.property.outlineStyle, - componentOf: [ - 'outline' - ], - defaultValue: 'none' - }, - 'outline-width': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'outline' - ], - defaultValue: 'medium', - shortestValue: '0' - }, - 'overflow': { - canOverride: canOverride.property.overflow, - defaultValue: 'visible' - }, - 'overflow-x': { - canOverride: canOverride.property.overflow, - defaultValue: 'visible' - }, - 'overflow-y': { - canOverride: canOverride.property.overflow, - defaultValue: 'visible' - }, - 'padding': { - breakUp: breakUp.fourValues, - canOverride: canOverride.generic.components([ - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit, - canOverride.generic.unit - ]), - components: [ - 'padding-top', - 'padding-right', - 'padding-bottom', - 'padding-left' - ], - defaultValue: '0', - restore: restore.fourValues, - shorthand: true - }, - 'padding-bottom': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'padding' - ], - defaultValue: '0', - oppositeTo: 'padding-top' - }, - 'padding-left': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'padding' - ], - defaultValue: '0', - oppositeTo: 'padding-right' - }, - 'padding-right': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'padding' - ], - defaultValue: '0', - oppositeTo: 'padding-left' - }, - 'padding-top': { - canOverride: canOverride.generic.unit, - componentOf: [ - 'padding' - ], - defaultValue: '0', - oppositeTo: 'padding-bottom' - }, - 'position': { - canOverride: canOverride.property.position, - defaultValue: 'static' - }, - 'right': { - canOverride: canOverride.property.right, - defaultValue: 'auto' - }, - 'text-align': { - canOverride: canOverride.property.textAlign, - // NOTE: we can't tell the real default value here, as it depends on default text direction - // this is a hack, but it doesn't matter because this value will be either overridden or - // it will disappear anyway - defaultValue: 'left|right' - }, - 'text-decoration': { - canOverride: canOverride.property.textDecoration, - defaultValue: 'none' - }, - 'text-overflow': { - canOverride: canOverride.property.textOverflow, - defaultValue: 'none' - }, - 'text-shadow': { - canOverride: canOverride.property.textShadow, - defaultValue: 'none' - }, - 'top': { - canOverride: canOverride.property.top, - defaultValue: 'auto' - }, - 'transform': { - canOverride: canOverride.property.transform, - vendorPrefixes: [ - '-moz-', - '-ms-', - '-webkit-' - ] - }, - 'transition': { - breakUp: breakUp.multiplex(breakUp.transition), - canOverride: canOverride.generic.components([ - canOverride.property.transitionProperty, - canOverride.generic.time, - canOverride.generic.timingFunction, - canOverride.generic.time - ]), - components: [ - 'transition-property', - 'transition-duration', - 'transition-timing-function', - 'transition-delay' - ], - defaultValue: 'none', - restore: restore.multiplex(restore.withoutDefaults), - shorthand: true, - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'transition-delay': { - canOverride: canOverride.generic.time, - componentOf: [ - 'transition' - ], - defaultValue: '0s', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'transition-duration': { - canOverride: canOverride.generic.time, - componentOf: [ - 'transition' - ], - defaultValue: '0s', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'transition-property': { - canOverride: canOverride.generic.propertyName, - componentOf: [ - 'transition' - ], - defaultValue: 'all', - intoMultiplexMode: 'placeholder', - placeholderValue: '_', // it's a short value that won't match any property and still be a valid `transition-property` - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'transition-timing-function': { - canOverride: canOverride.generic.timingFunction, - componentOf: [ - 'transition' - ], - defaultValue: 'ease', - intoMultiplexMode: 'real', - vendorPrefixes: [ - '-moz-', - '-o-', - '-webkit-' - ] - }, - 'vertical-align': { - canOverride: canOverride.property.verticalAlign, - defaultValue: 'baseline' - }, - 'visibility': { - canOverride: canOverride.property.visibility, - defaultValue: 'visible' - }, - 'white-space': { - canOverride: canOverride.property.whiteSpace, - defaultValue: 'normal' - }, - 'width': { - canOverride: canOverride.generic.unit, - defaultValue: 'auto', - shortestValue: '0' - }, - 'z-index': { - canOverride: canOverride.property.zIndex, - defaultValue: 'auto' - } -}; - -function cloneDescriptor(propertyName, prefix) { - var clonedDescriptor = override(compactable[propertyName], {}); - - if ('componentOf' in clonedDescriptor) { - clonedDescriptor.componentOf = clonedDescriptor.componentOf.map(function (shorthandName) { - return prefix + shorthandName; - }); - } - - if ('components' in clonedDescriptor) { - clonedDescriptor.components = clonedDescriptor.components.map(function (longhandName) { - return prefix + longhandName; - }); - } - - if ('keepUnlessDefault' in clonedDescriptor) { - clonedDescriptor.keepUnlessDefault = prefix + clonedDescriptor.keepUnlessDefault; - } - - return clonedDescriptor; -} - -// generate vendor-prefixed properties -var vendorPrefixedCompactable = {}; - -for (var propertyName in compactable) { - var descriptor = compactable[propertyName]; - - if (!('vendorPrefixes' in descriptor)) { - continue; - } - - for (var i = 0; i < descriptor.vendorPrefixes.length; i++) { - var prefix = descriptor.vendorPrefixes[i]; - var clonedDescriptor = cloneDescriptor(propertyName, prefix); - delete clonedDescriptor.vendorPrefixes; - - vendorPrefixedCompactable[prefix + propertyName] = clonedDescriptor; - } - - delete descriptor.vendorPrefixes; -} - -module.exports = override(compactable, vendorPrefixedCompactable); diff --git a/node_modules/clean-css/lib/optimizer/level-2/extract-properties.js b/node_modules/clean-css/lib/optimizer/level-2/extract-properties.js deleted file mode 100644 index 8b9b1c2e0..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/extract-properties.js +++ /dev/null @@ -1,73 +0,0 @@ -// This extractor is used in level 2 optimizations -// IMPORTANT: Mind Token class and this code is not related! -// Properties will be tokenized in one step, see #429 - -var Token = require('../../tokenizer/token'); -var serializeRules = require('../../writer/one-time').rules; -var serializeValue = require('../../writer/one-time').value; - -function extractProperties(token) { - var properties = []; - var inSpecificSelector; - var property; - var name; - var value; - var i, l; - - if (token[0] == Token.RULE) { - inSpecificSelector = !/[\.\+>~]/.test(serializeRules(token[1])); - - for (i = 0, l = token[2].length; i < l; i++) { - property = token[2][i]; - - if (property[0] != Token.PROPERTY) - continue; - - name = property[1][1]; - if (name.length === 0) - continue; - - if (name.indexOf('--') === 0) - continue; - - value = serializeValue(property, i); - - properties.push([ - name, - value, - findNameRoot(name), - token[2][i], - name + ':' + value, - token[1], - inSpecificSelector - ]); - } - } else if (token[0] == Token.NESTED_BLOCK) { - for (i = 0, l = token[2].length; i < l; i++) { - properties = properties.concat(extractProperties(token[2][i])); - } - } - - return properties; -} - -function findNameRoot(name) { - if (name == 'list-style') - return name; - if (name.indexOf('-radius') > 0) - return 'border-radius'; - if (name == 'border-collapse' || name == 'border-spacing' || name == 'border-image') - return name; - if (name.indexOf('border-') === 0 && /^border\-\w+\-\w+$/.test(name)) - return name.match(/border\-\w+/)[0]; - if (name.indexOf('border-') === 0 && /^border\-\w+$/.test(name)) - return 'border'; - if (name.indexOf('text-') === 0) - return name; - if (name == '-chrome-') - return name; - - return name.replace(/^\-\w+\-/, '').match(/([a-zA-Z]+)/)[0].toLowerCase(); -} - -module.exports = extractProperties; diff --git a/node_modules/clean-css/lib/optimizer/level-2/invalid-property-error.js b/node_modules/clean-css/lib/optimizer/level-2/invalid-property-error.js deleted file mode 100644 index 86d5b5f9b..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/invalid-property-error.js +++ /dev/null @@ -1,10 +0,0 @@ -function InvalidPropertyError(message) { - this.name = 'InvalidPropertyError'; - this.message = message; - this.stack = (new Error()).stack; -} - -InvalidPropertyError.prototype = Object.create(Error.prototype); -InvalidPropertyError.prototype.constructor = InvalidPropertyError; - -module.exports = InvalidPropertyError; diff --git a/node_modules/clean-css/lib/optimizer/level-2/is-mergeable.js b/node_modules/clean-css/lib/optimizer/level-2/is-mergeable.js deleted file mode 100644 index 29049302a..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/is-mergeable.js +++ /dev/null @@ -1,259 +0,0 @@ -var Marker = require('../../tokenizer/marker'); -var split = require('../../utils/split'); - -var DEEP_SELECTOR_PATTERN = /\/deep\//; -var DOUBLE_COLON_PATTERN = /^::/; -var NOT_PSEUDO = ':not'; -var PSEUDO_CLASSES_WITH_ARGUMENTS = [ - ':dir', - ':lang', - ':not', - ':nth-child', - ':nth-last-child', - ':nth-last-of-type', - ':nth-of-type' -]; -var RELATION_PATTERN = /[>\+~]/; -var UNMIXABLE_PSEUDO_CLASSES = [ - ':after', - ':before', - ':first-letter', - ':first-line', - ':lang' -]; -var UNMIXABLE_PSEUDO_ELEMENTS = [ - '::after', - '::before', - '::first-letter', - '::first-line' -]; - -var Level = { - DOUBLE_QUOTE: 'double-quote', - SINGLE_QUOTE: 'single-quote', - ROOT: 'root' -}; - -function isMergeable(selector, mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging) { - var singleSelectors = split(selector, Marker.COMMA); - var singleSelector; - var i, l; - - for (i = 0, l = singleSelectors.length; i < l; i++) { - singleSelector = singleSelectors[i]; - - if (singleSelector.length === 0 || - isDeepSelector(singleSelector) || - (singleSelector.indexOf(Marker.COLON) > -1 && !areMergeable(singleSelector, extractPseudoFrom(singleSelector), mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging))) { - return false; - } - } - - return true; -} - -function isDeepSelector(selector) { - return DEEP_SELECTOR_PATTERN.test(selector); -} - -function extractPseudoFrom(selector) { - var list = []; - var character; - var buffer = []; - var level = Level.ROOT; - var roundBracketLevel = 0; - var isQuoted; - var isEscaped; - var isPseudo = false; - var isRelation; - var wasColon = false; - var index; - var len; - - for (index = 0, len = selector.length; index < len; index++) { - character = selector[index]; - - isRelation = !isEscaped && RELATION_PATTERN.test(character); - isQuoted = level == Level.DOUBLE_QUOTE || level == Level.SINGLE_QUOTE; - - if (isEscaped) { - buffer.push(character); - } else if (character == Marker.DOUBLE_QUOTE && level == Level.ROOT) { - buffer.push(character); - level = Level.DOUBLE_QUOTE; - } else if (character == Marker.DOUBLE_QUOTE && level == Level.DOUBLE_QUOTE) { - buffer.push(character); - level = Level.ROOT; - } else if (character == Marker.SINGLE_QUOTE && level == Level.ROOT) { - buffer.push(character); - level = Level.SINGLE_QUOTE; - } else if (character == Marker.SINGLE_QUOTE && level == Level.SINGLE_QUOTE) { - buffer.push(character); - level = Level.ROOT; - } else if (isQuoted) { - buffer.push(character); - } else if (character == Marker.OPEN_ROUND_BRACKET) { - buffer.push(character); - roundBracketLevel++; - } else if (character == Marker.CLOSE_ROUND_BRACKET && roundBracketLevel == 1 && isPseudo) { - buffer.push(character); - list.push(buffer.join('')); - roundBracketLevel--; - buffer = []; - isPseudo = false; - } else if (character == Marker.CLOSE_ROUND_BRACKET) { - buffer.push(character); - roundBracketLevel--; - } else if (character == Marker.COLON && roundBracketLevel === 0 && isPseudo && !wasColon) { - list.push(buffer.join('')); - buffer = []; - buffer.push(character); - } else if (character == Marker.COLON && roundBracketLevel === 0 && !wasColon) { - buffer = []; - buffer.push(character); - isPseudo = true; - } else if (character == Marker.SPACE && roundBracketLevel === 0 && isPseudo) { - list.push(buffer.join('')); - buffer = []; - isPseudo = false; - } else if (isRelation && roundBracketLevel === 0 && isPseudo) { - list.push(buffer.join('')); - buffer = []; - isPseudo = false; - } else { - buffer.push(character); - } - - isEscaped = character == Marker.BACK_SLASH; - wasColon = character == Marker.COLON; - } - - if (buffer.length > 0 && isPseudo) { - list.push(buffer.join('')); - } - - return list; -} - -function areMergeable(selector, matches, mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging) { - return areAllowed(matches, mergeablePseudoClasses, mergeablePseudoElements) && - needArguments(matches) && - (matches.length < 2 || !someIncorrectlyChained(selector, matches)) && - (matches.length < 2 || multiplePseudoMerging && allMixable(matches)); -} - -function areAllowed(matches, mergeablePseudoClasses, mergeablePseudoElements) { - var match; - var name; - var i, l; - - for (i = 0, l = matches.length; i < l; i++) { - match = matches[i]; - name = match.indexOf(Marker.OPEN_ROUND_BRACKET) > -1 ? - match.substring(0, match.indexOf(Marker.OPEN_ROUND_BRACKET)) : - match; - - if (mergeablePseudoClasses.indexOf(name) === -1 && mergeablePseudoElements.indexOf(name) === -1) { - return false; - } - } - - return true; -} - -function needArguments(matches) { - var match; - var name; - var bracketOpensAt; - var hasArguments; - var i, l; - - for (i = 0, l = matches.length; i < l; i++) { - match = matches[i]; - - bracketOpensAt = match.indexOf(Marker.OPEN_ROUND_BRACKET); - hasArguments = bracketOpensAt > -1; - name = hasArguments ? - match.substring(0, bracketOpensAt) : - match; - - if (hasArguments && PSEUDO_CLASSES_WITH_ARGUMENTS.indexOf(name) == -1) { - return false; - } - - if (!hasArguments && PSEUDO_CLASSES_WITH_ARGUMENTS.indexOf(name) > -1) { - return false; - } - } - - return true; -} - -function someIncorrectlyChained(selector, matches) { - var positionInSelector = 0; - var match; - var matchAt; - var nextMatch; - var nextMatchAt; - var name; - var nextName; - var areChained; - var i, l; - - for (i = 0, l = matches.length; i < l; i++) { - match = matches[i]; - nextMatch = matches[i + 1]; - - if (!nextMatch) { - break; - } - - matchAt = selector.indexOf(match, positionInSelector); - nextMatchAt = selector.indexOf(match, matchAt + 1); - positionInSelector = nextMatchAt; - areChained = matchAt + match.length == nextMatchAt; - - if (areChained) { - name = match.indexOf(Marker.OPEN_ROUND_BRACKET) > -1 ? - match.substring(0, match.indexOf(Marker.OPEN_ROUND_BRACKET)) : - match; - nextName = nextMatch.indexOf(Marker.OPEN_ROUND_BRACKET) > -1 ? - nextMatch.substring(0, nextMatch.indexOf(Marker.OPEN_ROUND_BRACKET)) : - nextMatch; - - if (name != NOT_PSEUDO || nextName != NOT_PSEUDO) { - return true; - } - } - } - - return false; -} - -function allMixable(matches) { - var unmixableMatches = 0; - var match; - var i, l; - - for (i = 0, l = matches.length; i < l; i++) { - match = matches[i]; - - if (isPseudoElement(match)) { - unmixableMatches += UNMIXABLE_PSEUDO_ELEMENTS.indexOf(match) > -1 ? 1 : 0; - } else { - unmixableMatches += UNMIXABLE_PSEUDO_CLASSES.indexOf(match) > -1 ? 1 : 0; - } - - if (unmixableMatches > 1) { - return false; - } - } - - return true; -} - -function isPseudoElement(pseudo) { - return DOUBLE_COLON_PATTERN.test(pseudo); -} - -module.exports = isMergeable; diff --git a/node_modules/clean-css/lib/optimizer/level-2/merge-adjacent.js b/node_modules/clean-css/lib/optimizer/level-2/merge-adjacent.js deleted file mode 100644 index b148bacd7..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/merge-adjacent.js +++ /dev/null @@ -1,50 +0,0 @@ -var isMergeable = require('./is-mergeable'); - -var optimizeProperties = require('./properties/optimize'); - -var sortSelectors = require('../level-1/sort-selectors'); -var tidyRules = require('../level-1/tidy-rules'); - -var OptimizationLevel = require('../../options/optimization-level').OptimizationLevel; - -var serializeBody = require('../../writer/one-time').body; -var serializeRules = require('../../writer/one-time').rules; - -var Token = require('../../tokenizer/token'); - -function mergeAdjacent(tokens, context) { - var lastToken = [null, [], []]; - var options = context.options; - var adjacentSpace = options.compatibility.selectors.adjacentSpace; - var selectorsSortingMethod = options.level[OptimizationLevel.One].selectorsSortingMethod; - var mergeablePseudoClasses = options.compatibility.selectors.mergeablePseudoClasses; - var mergeablePseudoElements = options.compatibility.selectors.mergeablePseudoElements; - var mergeLimit = options.compatibility.selectors.mergeLimit; - var multiplePseudoMerging = options.compatibility.selectors.multiplePseudoMerging; - - for (var i = 0, l = tokens.length; i < l; i++) { - var token = tokens[i]; - - if (token[0] != Token.RULE) { - lastToken = [null, [], []]; - continue; - } - - if (lastToken[0] == Token.RULE && serializeRules(token[1]) == serializeRules(lastToken[1])) { - Array.prototype.push.apply(lastToken[2], token[2]); - optimizeProperties(lastToken[2], true, true, context); - token[2] = []; - } else if (lastToken[0] == Token.RULE && serializeBody(token[2]) == serializeBody(lastToken[2]) && - isMergeable(serializeRules(token[1]), mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging) && - isMergeable(serializeRules(lastToken[1]), mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging) && - lastToken[1].length < mergeLimit) { - lastToken[1] = tidyRules(lastToken[1].concat(token[1]), false, adjacentSpace, false, context.warnings); - lastToken[1] = lastToken.length > 1 ? sortSelectors(lastToken[1], selectorsSortingMethod) : lastToken[1]; - token[2] = []; - } else { - lastToken = token; - } - } -} - -module.exports = mergeAdjacent; diff --git a/node_modules/clean-css/lib/optimizer/level-2/merge-media-queries.js b/node_modules/clean-css/lib/optimizer/level-2/merge-media-queries.js deleted file mode 100644 index c3c60dc24..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/merge-media-queries.js +++ /dev/null @@ -1,103 +0,0 @@ -var canReorder = require('./reorderable').canReorder; -var canReorderSingle = require('./reorderable').canReorderSingle; -var extractProperties = require('./extract-properties'); -var rulesOverlap = require('./rules-overlap'); - -var serializeRules = require('../../writer/one-time').rules; -var OptimizationLevel = require('../../options/optimization-level').OptimizationLevel; -var Token = require('../../tokenizer/token'); - -function mergeMediaQueries(tokens, context) { - var mergeSemantically = context.options.level[OptimizationLevel.Two].mergeSemantically; - var specificityCache = context.cache.specificity; - var candidates = {}; - var reduced = []; - - for (var i = tokens.length - 1; i >= 0; i--) { - var token = tokens[i]; - if (token[0] != Token.NESTED_BLOCK) { - continue; - } - - var key = serializeRules(token[1]); - var candidate = candidates[key]; - if (!candidate) { - candidate = []; - candidates[key] = candidate; - } - - candidate.push(i); - } - - for (var name in candidates) { - var positions = candidates[name]; - - positionLoop: - for (var j = positions.length - 1; j > 0; j--) { - var positionOne = positions[j]; - var tokenOne = tokens[positionOne]; - var positionTwo = positions[j - 1]; - var tokenTwo = tokens[positionTwo]; - - directionLoop: - for (var direction = 1; direction >= -1; direction -= 2) { - var topToBottom = direction == 1; - var from = topToBottom ? positionOne + 1 : positionTwo - 1; - var to = topToBottom ? positionTwo : positionOne; - var delta = topToBottom ? 1 : -1; - var source = topToBottom ? tokenOne : tokenTwo; - var target = topToBottom ? tokenTwo : tokenOne; - var movedProperties = extractProperties(source); - - while (from != to) { - var traversedProperties = extractProperties(tokens[from]); - from += delta; - - if (mergeSemantically && allSameRulePropertiesCanBeReordered(movedProperties, traversedProperties, specificityCache)) { - continue; - } - - if (!canReorder(movedProperties, traversedProperties, specificityCache)) - continue directionLoop; - } - - target[2] = topToBottom ? - source[2].concat(target[2]) : - target[2].concat(source[2]); - source[2] = []; - - reduced.push(target); - continue positionLoop; - } - } - } - - return reduced; -} - -function allSameRulePropertiesCanBeReordered(movedProperties, traversedProperties, specificityCache) { - var movedProperty; - var movedRule; - var traversedProperty; - var traversedRule; - var i, l; - var j, m; - - for (i = 0, l = movedProperties.length; i < l; i++) { - movedProperty = movedProperties[i]; - movedRule = movedProperty[5]; - - for (j = 0, m = traversedProperties.length; j < m; j++) { - traversedProperty = traversedProperties[j]; - traversedRule = traversedProperty[5]; - - if (rulesOverlap(movedRule, traversedRule, true) && !canReorderSingle(movedProperty, traversedProperty, specificityCache)) { - return false; - } - } - } - - return true; -} - -module.exports = mergeMediaQueries; diff --git a/node_modules/clean-css/lib/optimizer/level-2/merge-non-adjacent-by-body.js b/node_modules/clean-css/lib/optimizer/level-2/merge-non-adjacent-by-body.js deleted file mode 100644 index 82db950fe..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/merge-non-adjacent-by-body.js +++ /dev/null @@ -1,80 +0,0 @@ -var isMergeable = require('./is-mergeable'); - -var sortSelectors = require('../level-1/sort-selectors'); -var tidyRules = require('../level-1/tidy-rules'); - -var OptimizationLevel = require('../../options/optimization-level').OptimizationLevel; - -var serializeBody = require('../../writer/one-time').body; -var serializeRules = require('../../writer/one-time').rules; - -var Token = require('../../tokenizer/token'); - -function unsafeSelector(value) { - return /\.|\*| :/.test(value); -} - -function isBemElement(token) { - var asString = serializeRules(token[1]); - return asString.indexOf('__') > -1 || asString.indexOf('--') > -1; -} - -function withoutModifier(selector) { - return selector.replace(/--[^ ,>\+~:]+/g, ''); -} - -function removeAnyUnsafeElements(left, candidates) { - var leftSelector = withoutModifier(serializeRules(left[1])); - - for (var body in candidates) { - var right = candidates[body]; - var rightSelector = withoutModifier(serializeRules(right[1])); - - if (rightSelector.indexOf(leftSelector) > -1 || leftSelector.indexOf(rightSelector) > -1) - delete candidates[body]; - } -} - -function mergeNonAdjacentByBody(tokens, context) { - var options = context.options; - var mergeSemantically = options.level[OptimizationLevel.Two].mergeSemantically; - var adjacentSpace = options.compatibility.selectors.adjacentSpace; - var selectorsSortingMethod = options.level[OptimizationLevel.One].selectorsSortingMethod; - var mergeablePseudoClasses = options.compatibility.selectors.mergeablePseudoClasses; - var mergeablePseudoElements = options.compatibility.selectors.mergeablePseudoElements; - var multiplePseudoMerging = options.compatibility.selectors.multiplePseudoMerging; - var candidates = {}; - - for (var i = tokens.length - 1; i >= 0; i--) { - var token = tokens[i]; - if (token[0] != Token.RULE) - continue; - - if (token[2].length > 0 && (!mergeSemantically && unsafeSelector(serializeRules(token[1])))) - candidates = {}; - - if (token[2].length > 0 && mergeSemantically && isBemElement(token)) - removeAnyUnsafeElements(token, candidates); - - var candidateBody = serializeBody(token[2]); - var oldToken = candidates[candidateBody]; - if (oldToken && - isMergeable(serializeRules(token[1]), mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging) && - isMergeable(serializeRules(oldToken[1]), mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging)) { - - if (token[2].length > 0) { - token[1] = tidyRules(oldToken[1].concat(token[1]), false, adjacentSpace, false, context.warnings); - token[1] = token[1].length > 1 ? sortSelectors(token[1], selectorsSortingMethod) : token[1]; - } else { - token[1] = oldToken[1].concat(token[1]); - } - - oldToken[2] = []; - candidates[candidateBody] = null; - } - - candidates[serializeBody(token[2])] = token; - } -} - -module.exports = mergeNonAdjacentByBody; diff --git a/node_modules/clean-css/lib/optimizer/level-2/merge-non-adjacent-by-selector.js b/node_modules/clean-css/lib/optimizer/level-2/merge-non-adjacent-by-selector.js deleted file mode 100644 index 5e23064eb..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/merge-non-adjacent-by-selector.js +++ /dev/null @@ -1,78 +0,0 @@ -var canReorder = require('./reorderable').canReorder; -var extractProperties = require('./extract-properties'); - -var optimizeProperties = require('./properties/optimize'); - -var serializeRules = require('../../writer/one-time').rules; - -var Token = require('../../tokenizer/token'); - -function mergeNonAdjacentBySelector(tokens, context) { - var specificityCache = context.cache.specificity; - var allSelectors = {}; - var repeatedSelectors = []; - var i; - - for (i = tokens.length - 1; i >= 0; i--) { - if (tokens[i][0] != Token.RULE) - continue; - if (tokens[i][2].length === 0) - continue; - - var selector = serializeRules(tokens[i][1]); - allSelectors[selector] = [i].concat(allSelectors[selector] || []); - - if (allSelectors[selector].length == 2) - repeatedSelectors.push(selector); - } - - for (i = repeatedSelectors.length - 1; i >= 0; i--) { - var positions = allSelectors[repeatedSelectors[i]]; - - selectorIterator: - for (var j = positions.length - 1; j > 0; j--) { - var positionOne = positions[j - 1]; - var tokenOne = tokens[positionOne]; - var positionTwo = positions[j]; - var tokenTwo = tokens[positionTwo]; - - directionIterator: - for (var direction = 1; direction >= -1; direction -= 2) { - var topToBottom = direction == 1; - var from = topToBottom ? positionOne + 1 : positionTwo - 1; - var to = topToBottom ? positionTwo : positionOne; - var delta = topToBottom ? 1 : -1; - var moved = topToBottom ? tokenOne : tokenTwo; - var target = topToBottom ? tokenTwo : tokenOne; - var movedProperties = extractProperties(moved); - - while (from != to) { - var traversedProperties = extractProperties(tokens[from]); - from += delta; - - // traversed then moved as we move selectors towards the start - var reorderable = topToBottom ? - canReorder(movedProperties, traversedProperties, specificityCache) : - canReorder(traversedProperties, movedProperties, specificityCache); - - if (!reorderable && !topToBottom) - continue selectorIterator; - if (!reorderable && topToBottom) - continue directionIterator; - } - - if (topToBottom) { - Array.prototype.push.apply(moved[2], target[2]); - target[2] = moved[2]; - } else { - Array.prototype.push.apply(target[2], moved[2]); - } - - optimizeProperties(target[2], true, true, context); - moved[2] = []; - } - } - } -} - -module.exports = mergeNonAdjacentBySelector; diff --git a/node_modules/clean-css/lib/optimizer/level-2/optimize.js b/node_modules/clean-css/lib/optimizer/level-2/optimize.js deleted file mode 100644 index 9be961d09..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/optimize.js +++ /dev/null @@ -1,134 +0,0 @@ -var mergeAdjacent = require('./merge-adjacent'); -var mergeMediaQueries = require('./merge-media-queries'); -var mergeNonAdjacentByBody = require('./merge-non-adjacent-by-body'); -var mergeNonAdjacentBySelector = require('./merge-non-adjacent-by-selector'); -var reduceNonAdjacent = require('./reduce-non-adjacent'); -var removeDuplicateFontAtRules = require('./remove-duplicate-font-at-rules'); -var removeDuplicateMediaQueries = require('./remove-duplicate-media-queries'); -var removeDuplicates = require('./remove-duplicates'); -var removeUnusedAtRules = require('./remove-unused-at-rules'); -var restructure = require('./restructure'); - -var optimizeProperties = require('./properties/optimize'); - -var OptimizationLevel = require('../../options/optimization-level').OptimizationLevel; - -var Token = require('../../tokenizer/token'); - -function removeEmpty(tokens) { - for (var i = 0, l = tokens.length; i < l; i++) { - var token = tokens[i]; - var isEmpty = false; - - switch (token[0]) { - case Token.RULE: - isEmpty = token[1].length === 0 || token[2].length === 0; - break; - case Token.NESTED_BLOCK: - removeEmpty(token[2]); - isEmpty = token[2].length === 0; - break; - case Token.AT_RULE: - isEmpty = token[1].length === 0; - break; - case Token.AT_RULE_BLOCK: - isEmpty = token[2].length === 0; - } - - if (isEmpty) { - tokens.splice(i, 1); - i--; - l--; - } - } -} - -function recursivelyOptimizeBlocks(tokens, context) { - for (var i = 0, l = tokens.length; i < l; i++) { - var token = tokens[i]; - - if (token[0] == Token.NESTED_BLOCK) { - var isKeyframes = /@(-moz-|-o-|-webkit-)?keyframes/.test(token[1][0][1]); - level2Optimize(token[2], context, !isKeyframes); - } - } -} - -function recursivelyOptimizeProperties(tokens, context) { - for (var i = 0, l = tokens.length; i < l; i++) { - var token = tokens[i]; - - switch (token[0]) { - case Token.RULE: - optimizeProperties(token[2], true, true, context); - break; - case Token.NESTED_BLOCK: - recursivelyOptimizeProperties(token[2], context); - } - } -} - -function level2Optimize(tokens, context, withRestructuring) { - var levelOptions = context.options.level[OptimizationLevel.Two]; - var reduced; - var i; - - recursivelyOptimizeBlocks(tokens, context); - recursivelyOptimizeProperties(tokens, context); - - if (levelOptions.removeDuplicateRules) { - removeDuplicates(tokens, context); - } - - if (levelOptions.mergeAdjacentRules) { - mergeAdjacent(tokens, context); - } - - if (levelOptions.reduceNonAdjacentRules) { - reduceNonAdjacent(tokens, context); - } - - if (levelOptions.mergeNonAdjacentRules && levelOptions.mergeNonAdjacentRules != 'body') { - mergeNonAdjacentBySelector(tokens, context); - } - - if (levelOptions.mergeNonAdjacentRules && levelOptions.mergeNonAdjacentRules != 'selector') { - mergeNonAdjacentByBody(tokens, context); - } - - if (levelOptions.restructureRules && levelOptions.mergeAdjacentRules && withRestructuring) { - restructure(tokens, context); - mergeAdjacent(tokens, context); - } - - if (levelOptions.restructureRules && !levelOptions.mergeAdjacentRules && withRestructuring) { - restructure(tokens, context); - } - - if (levelOptions.removeDuplicateFontRules) { - removeDuplicateFontAtRules(tokens, context); - } - - if (levelOptions.removeDuplicateMediaBlocks) { - removeDuplicateMediaQueries(tokens, context); - } - - if (levelOptions.removeUnusedAtRules) { - removeUnusedAtRules(tokens, context); - } - - if (levelOptions.mergeMedia) { - reduced = mergeMediaQueries(tokens, context); - for (i = reduced.length - 1; i >= 0; i--) { - level2Optimize(reduced[i][2], context, false); - } - } - - if (levelOptions.removeEmpty) { - removeEmpty(tokens); - } - - return tokens; -} - -module.exports = level2Optimize; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/every-values-pair.js b/node_modules/clean-css/lib/optimizer/level-2/properties/every-values-pair.js deleted file mode 100644 index 44fcb7d53..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/every-values-pair.js +++ /dev/null @@ -1,28 +0,0 @@ -var Marker = require('../../../tokenizer/marker'); - -function everyValuesPair(fn, left, right) { - var leftSize = left.value.length; - var rightSize = right.value.length; - var total = Math.max(leftSize, rightSize); - var lowerBound = Math.min(leftSize, rightSize) - 1; - var leftValue; - var rightValue; - var position; - - for (position = 0; position < total; position++) { - leftValue = left.value[position] && left.value[position][1] || leftValue; - rightValue = right.value[position] && right.value[position][1] || rightValue; - - if (leftValue == Marker.COMMA || rightValue == Marker.COMMA) { - continue; - } - - if (!fn(leftValue, rightValue, position, position <= lowerBound)) { - return false; - } - } - - return true; -} - -module.exports = everyValuesPair; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/find-component-in.js b/node_modules/clean-css/lib/optimizer/level-2/properties/find-component-in.js deleted file mode 100644 index dd7c719d5..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/find-component-in.js +++ /dev/null @@ -1,40 +0,0 @@ -var compactable = require('../compactable'); - -function findComponentIn(shorthand, longhand) { - var comparator = nameComparator(longhand); - - return findInDirectComponents(shorthand, comparator) || findInSubComponents(shorthand, comparator); -} - -function nameComparator(to) { - return function (property) { - return to.name === property.name; - }; -} - -function findInDirectComponents(shorthand, comparator) { - return shorthand.components.filter(comparator)[0]; -} - -function findInSubComponents(shorthand, comparator) { - var shorthandComponent; - var longhandMatch; - var i, l; - - if (!compactable[shorthand.name].shorthandComponents) { - return; - } - - for (i = 0, l = shorthand.components.length; i < l; i++) { - shorthandComponent = shorthand.components[i]; - longhandMatch = findInDirectComponents(shorthandComponent, comparator); - - if (longhandMatch) { - return longhandMatch; - } - } - - return; -} - -module.exports = findComponentIn; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/has-inherit.js b/node_modules/clean-css/lib/optimizer/level-2/properties/has-inherit.js deleted file mode 100644 index 84f220d32..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/has-inherit.js +++ /dev/null @@ -1,10 +0,0 @@ -function hasInherit(property) { - for (var i = property.value.length - 1; i >= 0; i--) { - if (property.value[i][1] == 'inherit') - return true; - } - - return false; -} - -module.exports = hasInherit; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/is-component-of.js b/node_modules/clean-css/lib/optimizer/level-2/properties/is-component-of.js deleted file mode 100644 index 237de7d10..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/is-component-of.js +++ /dev/null @@ -1,22 +0,0 @@ -var compactable = require('../compactable'); - -function isComponentOf(property1, property2, shallow) { - return isDirectComponentOf(property1, property2) || - !shallow && !!compactable[property1.name].shorthandComponents && isSubComponentOf(property1, property2); -} - -function isDirectComponentOf(property1, property2) { - var descriptor = compactable[property1.name]; - - return 'components' in descriptor && descriptor.components.indexOf(property2.name) > -1; -} - -function isSubComponentOf(property1, property2) { - return property1 - .components - .some(function (component) { - return isDirectComponentOf(component, property2); - }); -} - -module.exports = isComponentOf; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/is-mergeable-shorthand.js b/node_modules/clean-css/lib/optimizer/level-2/properties/is-mergeable-shorthand.js deleted file mode 100644 index ee7191ef6..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/is-mergeable-shorthand.js +++ /dev/null @@ -1,11 +0,0 @@ -var Marker = require('../../../tokenizer/marker'); - -function isMergeableShorthand(shorthand) { - if (shorthand.name != 'font') { - return true; - } - - return shorthand.value[0][1].indexOf(Marker.INTERNAL) == -1; -} - -module.exports = isMergeableShorthand; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/merge-into-shorthands.js b/node_modules/clean-css/lib/optimizer/level-2/properties/merge-into-shorthands.js deleted file mode 100644 index bcfeeb609..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/merge-into-shorthands.js +++ /dev/null @@ -1,445 +0,0 @@ -var everyValuesPair = require('./every-values-pair'); -var hasInherit = require('./has-inherit'); -var populateComponents = require('./populate-components'); - -var compactable = require('../compactable'); -var deepClone = require('../clone').deep; -var restoreWithComponents = require('../restore-with-components'); - -var restoreFromOptimizing = require('../../restore-from-optimizing'); -var wrapSingle = require('../../wrap-for-optimizing').single; - -var serializeBody = require('../../../writer/one-time').body; -var Token = require('../../../tokenizer/token'); - -function mergeIntoShorthands(properties, validator) { - var candidates = {}; - var descriptor; - var componentOf; - var property; - var i, l; - var j, m; - - // there is no shorthand property made up of less than 3 longhands - if (properties.length < 3) { - return; - } - - for (i = 0, l = properties.length; i < l; i++) { - property = properties[i]; - descriptor = compactable[property.name]; - - if (property.unused) { - continue; - } - - if (property.hack) { - continue; - } - - if (property.block) { - continue; - } - - invalidateOrCompact(properties, i, candidates, validator); - - if (descriptor && descriptor.componentOf) { - for (j = 0, m = descriptor.componentOf.length; j < m; j++) { - componentOf = descriptor.componentOf[j]; - - candidates[componentOf] = candidates[componentOf] || {}; - candidates[componentOf][property.name] = property; - } - } - } - - invalidateOrCompact(properties, i, candidates, validator); -} - -function invalidateOrCompact(properties, position, candidates, validator) { - var invalidatedBy = properties[position]; - var shorthandName; - var shorthandDescriptor; - var candidateComponents; - - for (shorthandName in candidates) { - if (undefined !== invalidatedBy && shorthandName == invalidatedBy.name) { - continue; - } - - shorthandDescriptor = compactable[shorthandName]; - candidateComponents = candidates[shorthandName]; - if (invalidatedBy && invalidates(candidates, shorthandName, invalidatedBy)) { - delete candidates[shorthandName]; - continue; - } - - if (shorthandDescriptor.components.length > Object.keys(candidateComponents).length) { - continue; - } - - if (mixedImportance(candidateComponents)) { - continue; - } - - if (!overridable(candidateComponents, shorthandName, validator)) { - continue; - } - - if (!mergeable(candidateComponents)) { - continue; - } - - if (mixedInherit(candidateComponents)) { - replaceWithInheritBestFit(properties, candidateComponents, shorthandName, validator); - } else { - replaceWithShorthand(properties, candidateComponents, shorthandName, validator); - } - } -} - -function invalidates(candidates, shorthandName, invalidatedBy) { - var shorthandDescriptor = compactable[shorthandName]; - var invalidatedByDescriptor = compactable[invalidatedBy.name]; - var componentName; - - if ('overridesShorthands' in shorthandDescriptor && shorthandDescriptor.overridesShorthands.indexOf(invalidatedBy.name) > -1) { - return true; - } - - if (invalidatedByDescriptor && 'componentOf' in invalidatedByDescriptor) { - for (componentName in candidates[shorthandName]) { - if (invalidatedByDescriptor.componentOf.indexOf(componentName) > -1) { - return true; - } - } - } - - return false; -} - -function mixedImportance(components) { - var important; - var componentName; - - for (componentName in components) { - if (undefined !== important && components[componentName].important != important) { - return true; - } - - important = components[componentName].important; - } - - return false; -} - -function overridable(components, shorthandName, validator) { - var descriptor = compactable[shorthandName]; - var newValuePlaceholder = [ - Token.PROPERTY, - [Token.PROPERTY_NAME, shorthandName], - [Token.PROPERTY_VALUE, descriptor.defaultValue] - ]; - var newProperty = wrapSingle(newValuePlaceholder); - var component; - var mayOverride; - var i, l; - - populateComponents([newProperty], validator, []); - - for (i = 0, l = descriptor.components.length; i < l; i++) { - component = components[descriptor.components[i]]; - mayOverride = compactable[component.name].canOverride; - - if (!everyValuesPair(mayOverride.bind(null, validator), newProperty.components[i], component)) { - return false; - } - } - - return true; -} - -function mergeable(components) { - var lastCount = null; - var currentCount; - var componentName; - var component; - var descriptor; - var values; - - for (componentName in components) { - component = components[componentName]; - descriptor = compactable[componentName]; - - if (!('restore' in descriptor)) { - continue; - } - - restoreFromOptimizing([component.all[component.position]], restoreWithComponents); - values = descriptor.restore(component, compactable); - - currentCount = values.length; - - if (lastCount !== null && currentCount !== lastCount) { - return false; - } - - lastCount = currentCount; - } - - return true; -} - -function mixedInherit(components) { - var componentName; - var lastValue = null; - var currentValue; - - for (componentName in components) { - currentValue = hasInherit(components[componentName]); - - if (lastValue !== null && lastValue !== currentValue) { - return true; - } - - lastValue = currentValue; - } - - return false; -} - -function replaceWithInheritBestFit(properties, candidateComponents, shorthandName, validator) { - var viaLonghands = buildSequenceWithInheritLonghands(candidateComponents, shorthandName, validator); - var viaShorthand = buildSequenceWithInheritShorthand(candidateComponents, shorthandName, validator); - var longhandTokensSequence = viaLonghands[0]; - var shorthandTokensSequence = viaShorthand[0]; - var isLonghandsShorter = serializeBody(longhandTokensSequence).length < serializeBody(shorthandTokensSequence).length; - var newTokensSequence = isLonghandsShorter ? longhandTokensSequence : shorthandTokensSequence; - var newProperty = isLonghandsShorter ? viaLonghands[1] : viaShorthand[1]; - var newComponents = isLonghandsShorter ? viaLonghands[2] : viaShorthand[2]; - var all = candidateComponents[Object.keys(candidateComponents)[0]].all; - var componentName; - var oldComponent; - var newComponent; - var newToken; - - newProperty.position = all.length; - newProperty.shorthand = true; - newProperty.dirty = true; - newProperty.all = all; - newProperty.all.push(newTokensSequence[0]); - - properties.push(newProperty); - - for (componentName in candidateComponents) { - oldComponent = candidateComponents[componentName]; - oldComponent.unused = true; - - if (oldComponent.name in newComponents) { - newComponent = newComponents[oldComponent.name]; - newToken = findTokenIn(newTokensSequence, componentName); - - newComponent.position = all.length; - newComponent.all = all; - newComponent.all.push(newToken); - - properties.push(newComponent); - } - } -} - -function buildSequenceWithInheritLonghands(components, shorthandName, validator) { - var tokensSequence = []; - var inheritComponents = {}; - var nonInheritComponents = {}; - var descriptor = compactable[shorthandName]; - var shorthandToken = [ - Token.PROPERTY, - [Token.PROPERTY_NAME, shorthandName], - [Token.PROPERTY_VALUE, descriptor.defaultValue] - ]; - var newProperty = wrapSingle(shorthandToken); - var component; - var longhandToken; - var newComponent; - var nameMetadata; - var i, l; - - populateComponents([newProperty], validator, []); - - for (i = 0, l = descriptor.components.length; i < l; i++) { - component = components[descriptor.components[i]]; - - if (hasInherit(component)) { - longhandToken = component.all[component.position].slice(0, 2); - Array.prototype.push.apply(longhandToken, component.value); - tokensSequence.push(longhandToken); - - newComponent = deepClone(component); - newComponent.value = inferComponentValue(components, newComponent.name); - - newProperty.components[i] = newComponent; - inheritComponents[component.name] = deepClone(component); - } else { - newComponent = deepClone(component); - newComponent.all = component.all; - newProperty.components[i] = newComponent; - - nonInheritComponents[component.name] = component; - } - } - - nameMetadata = joinMetadata(nonInheritComponents, 1); - shorthandToken[1].push(nameMetadata); - - restoreFromOptimizing([newProperty], restoreWithComponents); - - shorthandToken = shorthandToken.slice(0, 2); - Array.prototype.push.apply(shorthandToken, newProperty.value); - - tokensSequence.unshift(shorthandToken); - - return [tokensSequence, newProperty, inheritComponents]; -} - -function inferComponentValue(components, propertyName) { - var descriptor = compactable[propertyName]; - - if ('oppositeTo' in descriptor) { - return components[descriptor.oppositeTo].value; - } else { - return [[Token.PROPERTY_VALUE, descriptor.defaultValue]]; - } -} - -function joinMetadata(components, at) { - var metadata = []; - var component; - var originalValue; - var componentMetadata; - var componentName; - - for (componentName in components) { - component = components[componentName]; - originalValue = component.all[component.position]; - componentMetadata = originalValue[at][originalValue[at].length - 1]; - - Array.prototype.push.apply(metadata, componentMetadata); - } - - return metadata.sort(metadataSorter); -} - -function metadataSorter(metadata1, metadata2) { - var line1 = metadata1[0]; - var line2 = metadata2[0]; - var column1 = metadata1[1]; - var column2 = metadata2[1]; - - if (line1 < line2) { - return -1; - } else if (line1 === line2) { - return column1 < column2 ? -1 : 1; - } else { - return 1; - } -} - -function buildSequenceWithInheritShorthand(components, shorthandName, validator) { - var tokensSequence = []; - var inheritComponents = {}; - var nonInheritComponents = {}; - var descriptor = compactable[shorthandName]; - var shorthandToken = [ - Token.PROPERTY, - [Token.PROPERTY_NAME, shorthandName], - [Token.PROPERTY_VALUE, 'inherit'] - ]; - var newProperty = wrapSingle(shorthandToken); - var component; - var longhandToken; - var nameMetadata; - var valueMetadata; - var i, l; - - populateComponents([newProperty], validator, []); - - for (i = 0, l = descriptor.components.length; i < l; i++) { - component = components[descriptor.components[i]]; - - if (hasInherit(component)) { - inheritComponents[component.name] = component; - } else { - longhandToken = component.all[component.position].slice(0, 2); - Array.prototype.push.apply(longhandToken, component.value); - tokensSequence.push(longhandToken); - - nonInheritComponents[component.name] = deepClone(component); - } - } - - nameMetadata = joinMetadata(inheritComponents, 1); - shorthandToken[1].push(nameMetadata); - - valueMetadata = joinMetadata(inheritComponents, 2); - shorthandToken[2].push(valueMetadata); - - tokensSequence.unshift(shorthandToken); - - return [tokensSequence, newProperty, nonInheritComponents]; -} - -function findTokenIn(tokens, componentName) { - var i, l; - - for (i = 0, l = tokens.length; i < l; i++) { - if (tokens[i][1][1] == componentName) { - return tokens[i]; - } - } -} - -function replaceWithShorthand(properties, candidateComponents, shorthandName, validator) { - var descriptor = compactable[shorthandName]; - var nameMetadata; - var valueMetadata; - var newValuePlaceholder = [ - Token.PROPERTY, - [Token.PROPERTY_NAME, shorthandName], - [Token.PROPERTY_VALUE, descriptor.defaultValue] - ]; - var all; - - var newProperty = wrapSingle(newValuePlaceholder); - newProperty.shorthand = true; - newProperty.dirty = true; - - populateComponents([newProperty], validator, []); - - for (var i = 0, l = descriptor.components.length; i < l; i++) { - var component = candidateComponents[descriptor.components[i]]; - - newProperty.components[i] = deepClone(component); - newProperty.important = component.important; - - all = component.all; - } - - for (var componentName in candidateComponents) { - candidateComponents[componentName].unused = true; - } - - nameMetadata = joinMetadata(candidateComponents, 1); - newValuePlaceholder[1].push(nameMetadata); - - valueMetadata = joinMetadata(candidateComponents, 2); - newValuePlaceholder[2].push(valueMetadata); - - newProperty.position = all.length; - newProperty.all = all; - newProperty.all.push(newValuePlaceholder); - - properties.push(newProperty); -} - -module.exports = mergeIntoShorthands; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/optimize.js b/node_modules/clean-css/lib/optimizer/level-2/properties/optimize.js deleted file mode 100644 index 5dc4bfb98..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/optimize.js +++ /dev/null @@ -1,40 +0,0 @@ -var mergeIntoShorthands = require('./merge-into-shorthands'); -var overrideProperties = require('./override-properties'); -var populateComponents = require('./populate-components'); - -var restoreWithComponents = require('../restore-with-components'); - -var wrapForOptimizing = require('../../wrap-for-optimizing').all; -var removeUnused = require('../../remove-unused'); -var restoreFromOptimizing = require('../../restore-from-optimizing'); - -var OptimizationLevel = require('../../../options/optimization-level').OptimizationLevel; - -function optimizeProperties(properties, withOverriding, withMerging, context) { - var levelOptions = context.options.level[OptimizationLevel.Two]; - var _properties = wrapForOptimizing(properties, false, levelOptions.skipProperties); - var _property; - var i, l; - - populateComponents(_properties, context.validator, context.warnings); - - for (i = 0, l = _properties.length; i < l; i++) { - _property = _properties[i]; - if (_property.block) { - optimizeProperties(_property.value[0][1], withOverriding, withMerging, context); - } - } - - if (withMerging && levelOptions.mergeIntoShorthands) { - mergeIntoShorthands(_properties, context.validator); - } - - if (withOverriding && levelOptions.overrideProperties) { - overrideProperties(_properties, withMerging, context.options.compatibility, context.validator); - } - - restoreFromOptimizing(_properties, restoreWithComponents); - removeUnused(_properties); -} - -module.exports = optimizeProperties; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/override-properties.js b/node_modules/clean-css/lib/optimizer/level-2/properties/override-properties.js deleted file mode 100644 index 0f7b97a9f..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/override-properties.js +++ /dev/null @@ -1,484 +0,0 @@ -var hasInherit = require('./has-inherit'); -var everyValuesPair = require('./every-values-pair'); -var findComponentIn = require('./find-component-in'); -var isComponentOf = require('./is-component-of'); -var isMergeableShorthand = require('./is-mergeable-shorthand'); -var overridesNonComponentShorthand = require('./overrides-non-component-shorthand'); -var sameVendorPrefixesIn = require('./vendor-prefixes').same; - -var compactable = require('../compactable'); -var deepClone = require('../clone').deep; -var restoreWithComponents = require('../restore-with-components'); -var shallowClone = require('../clone').shallow; - -var restoreFromOptimizing = require('../../restore-from-optimizing'); - -var Token = require('../../../tokenizer/token'); -var Marker = require('../../../tokenizer/marker'); - -var serializeProperty = require('../../../writer/one-time').property; - -function wouldBreakCompatibility(property, validator) { - for (var i = 0; i < property.components.length; i++) { - var component = property.components[i]; - var descriptor = compactable[component.name]; - var canOverride = descriptor && descriptor.canOverride || canOverride.sameValue; - - var _component = shallowClone(component); - _component.value = [[Token.PROPERTY_VALUE, descriptor.defaultValue]]; - - if (!everyValuesPair(canOverride.bind(null, validator), _component, component)) { - return true; - } - } - - return false; -} - -function overrideIntoMultiplex(property, by) { - by.unused = true; - - turnIntoMultiplex(by, multiplexSize(property)); - property.value = by.value; -} - -function overrideByMultiplex(property, by) { - by.unused = true; - property.multiplex = true; - property.value = by.value; -} - -function overrideSimple(property, by) { - by.unused = true; - property.value = by.value; -} - -function override(property, by) { - if (by.multiplex) - overrideByMultiplex(property, by); - else if (property.multiplex) - overrideIntoMultiplex(property, by); - else - overrideSimple(property, by); -} - -function overrideShorthand(property, by) { - by.unused = true; - - for (var i = 0, l = property.components.length; i < l; i++) { - override(property.components[i], by.components[i], property.multiplex); - } -} - -function turnIntoMultiplex(property, size) { - property.multiplex = true; - - if (compactable[property.name].shorthand) { - turnShorthandValueIntoMultiplex(property, size); - } else { - turnLonghandValueIntoMultiplex(property, size); - } -} - -function turnShorthandValueIntoMultiplex(property, size) { - var component; - var i, l; - - for (i = 0, l = property.components.length; i < l; i++) { - component = property.components[i]; - - if (!component.multiplex) { - turnLonghandValueIntoMultiplex(component, size); - } - } -} - -function turnLonghandValueIntoMultiplex(property, size) { - var descriptor = compactable[property.name]; - var withRealValue = descriptor.intoMultiplexMode == 'real'; - var withValue = descriptor.intoMultiplexMode == 'real' ? - property.value.slice(0) : - (descriptor.intoMultiplexMode == 'placeholder' ? descriptor.placeholderValue : descriptor.defaultValue); - var i = multiplexSize(property); - var j; - var m = withValue.length; - - for (; i < size; i++) { - property.value.push([Token.PROPERTY_VALUE, Marker.COMMA]); - - if (Array.isArray(withValue)) { - for (j = 0; j < m; j++) { - property.value.push(withRealValue ? withValue[j] : [Token.PROPERTY_VALUE, withValue[j]]); - } - } else { - property.value.push(withRealValue ? withValue : [Token.PROPERTY_VALUE, withValue]); - } - } -} - -function multiplexSize(component) { - var size = 0; - - for (var i = 0, l = component.value.length; i < l; i++) { - if (component.value[i][1] == Marker.COMMA) - size++; - } - - return size + 1; -} - -function lengthOf(property) { - var fakeAsArray = [ - Token.PROPERTY, - [Token.PROPERTY_NAME, property.name] - ].concat(property.value); - return serializeProperty([fakeAsArray], 0).length; -} - -function moreSameShorthands(properties, startAt, name) { - // Since we run the main loop in `compactOverrides` backwards, at this point some - // properties may not be marked as unused. - // We should consider reverting the order if possible - var count = 0; - - for (var i = startAt; i >= 0; i--) { - if (properties[i].name == name && !properties[i].unused) - count++; - if (count > 1) - break; - } - - return count > 1; -} - -function overridingFunction(shorthand, validator) { - for (var i = 0, l = shorthand.components.length; i < l; i++) { - if (!anyValue(validator.isUrl, shorthand.components[i]) && anyValue(validator.isFunction, shorthand.components[i])) { - return true; - } - } - - return false; -} - -function anyValue(fn, property) { - for (var i = 0, l = property.value.length; i < l; i++) { - if (property.value[i][1] == Marker.COMMA) - continue; - - if (fn(property.value[i][1])) - return true; - } - - return false; -} - -function wouldResultInLongerValue(left, right) { - if (!left.multiplex && !right.multiplex || left.multiplex && right.multiplex) - return false; - - var multiplex = left.multiplex ? left : right; - var simple = left.multiplex ? right : left; - var component; - - var multiplexClone = deepClone(multiplex); - restoreFromOptimizing([multiplexClone], restoreWithComponents); - - var simpleClone = deepClone(simple); - restoreFromOptimizing([simpleClone], restoreWithComponents); - - var lengthBefore = lengthOf(multiplexClone) + 1 + lengthOf(simpleClone); - - if (left.multiplex) { - component = findComponentIn(multiplexClone, simpleClone); - overrideIntoMultiplex(component, simpleClone); - } else { - component = findComponentIn(simpleClone, multiplexClone); - turnIntoMultiplex(simpleClone, multiplexSize(multiplexClone)); - overrideByMultiplex(component, multiplexClone); - } - - restoreFromOptimizing([simpleClone], restoreWithComponents); - - var lengthAfter = lengthOf(simpleClone); - - return lengthBefore <= lengthAfter; -} - -function isCompactable(property) { - return property.name in compactable; -} - -function noneOverrideHack(left, right) { - return !left.multiplex && - (left.name == 'background' || left.name == 'background-image') && - right.multiplex && - (right.name == 'background' || right.name == 'background-image') && - anyLayerIsNone(right.value); -} - -function anyLayerIsNone(values) { - var layers = intoLayers(values); - - for (var i = 0, l = layers.length; i < l; i++) { - if (layers[i].length == 1 && layers[i][0][1] == 'none') - return true; - } - - return false; -} - -function intoLayers(values) { - var layers = []; - - for (var i = 0, layer = [], l = values.length; i < l; i++) { - var value = values[i]; - if (value[1] == Marker.COMMA) { - layers.push(layer); - layer = []; - } else { - layer.push(value); - } - } - - layers.push(layer); - return layers; -} - -function overrideProperties(properties, withMerging, compatibility, validator) { - var mayOverride, right, left, component; - var overriddenComponents; - var overriddenComponent; - var overridingComponent; - var overridable; - var i, j, k; - - propertyLoop: - for (i = properties.length - 1; i >= 0; i--) { - right = properties[i]; - - if (!isCompactable(right)) - continue; - - if (right.block) - continue; - - mayOverride = compactable[right.name].canOverride; - - traverseLoop: - for (j = i - 1; j >= 0; j--) { - left = properties[j]; - - if (!isCompactable(left)) - continue; - - if (left.block) - continue; - - if (left.unused || right.unused) - continue; - - if (left.hack && !right.hack && !right.important || !left.hack && !left.important && right.hack) - continue; - - if (left.important == right.important && left.hack[0] != right.hack[0]) - continue; - - if (left.important == right.important && (left.hack[0] != right.hack[0] || (left.hack[1] && left.hack[1] != right.hack[1]))) - continue; - - if (hasInherit(right)) - continue; - - if (noneOverrideHack(left, right)) - continue; - - if (right.shorthand && isComponentOf(right, left)) { - // maybe `left` can be overridden by `right` which is a shorthand? - if (!right.important && left.important) - continue; - - if (!sameVendorPrefixesIn([left], right.components)) - continue; - - if (!anyValue(validator.isFunction, left) && overridingFunction(right, validator)) - continue; - - if (!isMergeableShorthand(right)) { - left.unused = true; - continue; - } - - component = findComponentIn(right, left); - mayOverride = compactable[left.name].canOverride; - if (everyValuesPair(mayOverride.bind(null, validator), left, component)) { - left.unused = true; - } - } else if (right.shorthand && overridesNonComponentShorthand(right, left)) { - // `right` is a shorthand while `left` can be overriden by it, think `border` and `border-top` - if (!right.important && left.important) { - continue; - } - - if (!sameVendorPrefixesIn([left], right.components)) { - continue; - } - - if (!anyValue(validator.isFunction, left) && overridingFunction(right, validator)) { - continue; - } - - overriddenComponents = left.shorthand ? - left.components: - [left]; - - for (k = overriddenComponents.length - 1; k >= 0; k--) { - overriddenComponent = overriddenComponents[k]; - overridingComponent = findComponentIn(right, overriddenComponent); - mayOverride = compactable[overriddenComponent.name].canOverride; - - if (!everyValuesPair(mayOverride.bind(null, validator), left, overridingComponent)) { - continue traverseLoop; - } - } - - left.unused = true; - } else if (withMerging && left.shorthand && !right.shorthand && isComponentOf(left, right, true)) { - // maybe `right` can be pulled into `left` which is a shorthand? - if (right.important && !left.important) - continue; - - if (!right.important && left.important) { - right.unused = true; - continue; - } - - // Pending more clever algorithm in #527 - if (moreSameShorthands(properties, i - 1, left.name)) - continue; - - if (overridingFunction(left, validator)) - continue; - - if (!isMergeableShorthand(left)) - continue; - - component = findComponentIn(left, right); - if (everyValuesPair(mayOverride.bind(null, validator), component, right)) { - var disabledBackgroundMerging = - !compatibility.properties.backgroundClipMerging && component.name.indexOf('background-clip') > -1 || - !compatibility.properties.backgroundOriginMerging && component.name.indexOf('background-origin') > -1 || - !compatibility.properties.backgroundSizeMerging && component.name.indexOf('background-size') > -1; - var nonMergeableValue = compactable[right.name].nonMergeableValue === right.value[0][1]; - - if (disabledBackgroundMerging || nonMergeableValue) - continue; - - if (!compatibility.properties.merging && wouldBreakCompatibility(left, validator)) - continue; - - if (component.value[0][1] != right.value[0][1] && (hasInherit(left) || hasInherit(right))) - continue; - - if (wouldResultInLongerValue(left, right)) - continue; - - if (!left.multiplex && right.multiplex) - turnIntoMultiplex(left, multiplexSize(right)); - - override(component, right); - left.dirty = true; - } - } else if (withMerging && left.shorthand && right.shorthand && left.name == right.name) { - // merge if all components can be merged - - if (!left.multiplex && right.multiplex) - continue; - - if (!right.important && left.important) { - right.unused = true; - continue propertyLoop; - } - - if (right.important && !left.important) { - left.unused = true; - continue; - } - - if (!isMergeableShorthand(right)) { - left.unused = true; - continue; - } - - for (k = left.components.length - 1; k >= 0; k--) { - var leftComponent = left.components[k]; - var rightComponent = right.components[k]; - - mayOverride = compactable[leftComponent.name].canOverride; - if (!everyValuesPair(mayOverride.bind(null, validator), leftComponent, rightComponent)) - continue propertyLoop; - } - - overrideShorthand(left, right); - left.dirty = true; - } else if (withMerging && left.shorthand && right.shorthand && isComponentOf(left, right)) { - // border is a shorthand but any of its components is a shorthand too - - if (!left.important && right.important) - continue; - - component = findComponentIn(left, right); - mayOverride = compactable[right.name].canOverride; - if (!everyValuesPair(mayOverride.bind(null, validator), component, right)) - continue; - - if (left.important && !right.important) { - right.unused = true; - continue; - } - - var rightRestored = compactable[right.name].restore(right, compactable); - if (rightRestored.length > 1) - continue; - - component = findComponentIn(left, right); - override(component, right); - right.dirty = true; - } else if (left.name == right.name) { - // two non-shorthands should be merged based on understandability - overridable = true; - - if (right.shorthand) { - for (k = right.components.length - 1; k >= 0 && overridable; k--) { - overriddenComponent = left.components[k]; - overridingComponent = right.components[k]; - mayOverride = compactable[overridingComponent.name].canOverride; - - overridable = overridable && everyValuesPair(mayOverride.bind(null, validator), overriddenComponent, overridingComponent); - } - } else { - mayOverride = compactable[right.name].canOverride; - overridable = everyValuesPair(mayOverride.bind(null, validator), left, right); - } - - if (left.important && !right.important && overridable) { - right.unused = true; - continue; - } - - if (!left.important && right.important && overridable) { - left.unused = true; - continue; - } - - if (!overridable) { - continue; - } - - left.unused = true; - } - } - } -} - -module.exports = overrideProperties; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/overrides-non-component-shorthand.js b/node_modules/clean-css/lib/optimizer/level-2/properties/overrides-non-component-shorthand.js deleted file mode 100644 index c385218a9..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/overrides-non-component-shorthand.js +++ /dev/null @@ -1,9 +0,0 @@ -var compactable = require('../compactable'); - -function overridesNonComponentShorthand(property1, property2) { - return property1.name in compactable && - 'overridesShorthands' in compactable[property1.name] && - compactable[property1.name].overridesShorthands.indexOf(property2.name) > -1; -} - -module.exports = overridesNonComponentShorthand; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/populate-components.js b/node_modules/clean-css/lib/optimizer/level-2/properties/populate-components.js deleted file mode 100644 index c587e83c4..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/populate-components.js +++ /dev/null @@ -1,42 +0,0 @@ -var compactable = require('../compactable'); -var InvalidPropertyError = require('../invalid-property-error'); - -function populateComponents(properties, validator, warnings) { - var component; - var j, m; - - for (var i = properties.length - 1; i >= 0; i--) { - var property = properties[i]; - var descriptor = compactable[property.name]; - - if (descriptor && descriptor.shorthand) { - property.shorthand = true; - property.dirty = true; - - try { - property.components = descriptor.breakUp(property, compactable, validator); - - if (descriptor.shorthandComponents) { - for (j = 0, m = property.components.length; j < m; j++) { - component = property.components[j]; - component.components = compactable[component.name].breakUp(component, compactable, validator); - } - } - } catch (e) { - if (e instanceof InvalidPropertyError) { - property.components = []; // this will set property.unused to true below - warnings.push(e.message); - } else { - throw e; - } - } - - if (property.components.length > 0) - property.multiplex = property.components[0].multiplex; - else - property.unused = true; - } - } -} - -module.exports = populateComponents; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/understandable.js b/node_modules/clean-css/lib/optimizer/level-2/properties/understandable.js deleted file mode 100644 index 032169a24..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/understandable.js +++ /dev/null @@ -1,15 +0,0 @@ -var sameVendorPrefixes = require('./vendor-prefixes').same; - -function understandable(validator, value1, value2, _position, isPaired) { - if (!sameVendorPrefixes(value1, value2)) { - return false; - } - - if (isPaired && validator.isVariable(value1) !== validator.isVariable(value2)) { - return false; - } - - return true; -} - -module.exports = understandable; diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/vendor-prefixes.js b/node_modules/clean-css/lib/optimizer/level-2/properties/vendor-prefixes.js deleted file mode 100644 index f9ab52728..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/properties/vendor-prefixes.js +++ /dev/null @@ -1,23 +0,0 @@ -var VENDOR_PREFIX_PATTERN = /(?:^|\W)(\-\w+\-)/g; - -function unique(value) { - var prefixes = []; - var match; - - while ((match = VENDOR_PREFIX_PATTERN.exec(value)) !== null) { - if (prefixes.indexOf(match[0]) == -1) { - prefixes.push(match[0]); - } - } - - return prefixes; -} - -function same(value1, value2) { - return unique(value1).sort().join(',') == unique(value2).sort().join(','); -} - -module.exports = { - unique: unique, - same: same -}; diff --git a/node_modules/clean-css/lib/optimizer/level-2/reduce-non-adjacent.js b/node_modules/clean-css/lib/optimizer/level-2/reduce-non-adjacent.js deleted file mode 100644 index 6ce0902b9..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/reduce-non-adjacent.js +++ /dev/null @@ -1,180 +0,0 @@ -var isMergeable = require('./is-mergeable'); - -var optimizeProperties = require('./properties/optimize'); - -var cloneArray = require('../../utils/clone-array'); - -var Token = require('../../tokenizer/token'); - -var serializeBody = require('../../writer/one-time').body; -var serializeRules = require('../../writer/one-time').rules; - -function reduceNonAdjacent(tokens, context) { - var options = context.options; - var mergeablePseudoClasses = options.compatibility.selectors.mergeablePseudoClasses; - var mergeablePseudoElements = options.compatibility.selectors.mergeablePseudoElements; - var multiplePseudoMerging = options.compatibility.selectors.multiplePseudoMerging; - var candidates = {}; - var repeated = []; - - for (var i = tokens.length - 1; i >= 0; i--) { - var token = tokens[i]; - - if (token[0] != Token.RULE) { - continue; - } else if (token[2].length === 0) { - continue; - } - - var selectorAsString = serializeRules(token[1]); - var isComplexAndNotSpecial = token[1].length > 1 && - isMergeable(selectorAsString, mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging); - var wrappedSelectors = wrappedSelectorsFrom(token[1]); - var selectors = isComplexAndNotSpecial ? - [selectorAsString].concat(wrappedSelectors) : - [selectorAsString]; - - for (var j = 0, m = selectors.length; j < m; j++) { - var selector = selectors[j]; - - if (!candidates[selector]) - candidates[selector] = []; - else - repeated.push(selector); - - candidates[selector].push({ - where: i, - list: wrappedSelectors, - isPartial: isComplexAndNotSpecial && j > 0, - isComplex: isComplexAndNotSpecial && j === 0 - }); - } - } - - reduceSimpleNonAdjacentCases(tokens, repeated, candidates, options, context); - reduceComplexNonAdjacentCases(tokens, candidates, options, context); -} - -function wrappedSelectorsFrom(list) { - var wrapped = []; - - for (var i = 0; i < list.length; i++) { - wrapped.push([list[i][1]]); - } - - return wrapped; -} - -function reduceSimpleNonAdjacentCases(tokens, repeated, candidates, options, context) { - function filterOut(idx, bodies) { - return data[idx].isPartial && bodies.length === 0; - } - - function reduceBody(token, newBody, processedCount, tokenIdx) { - if (!data[processedCount - tokenIdx - 1].isPartial) - token[2] = newBody; - } - - for (var i = 0, l = repeated.length; i < l; i++) { - var selector = repeated[i]; - var data = candidates[selector]; - - reduceSelector(tokens, data, { - filterOut: filterOut, - callback: reduceBody - }, options, context); - } -} - -function reduceComplexNonAdjacentCases(tokens, candidates, options, context) { - var mergeablePseudoClasses = options.compatibility.selectors.mergeablePseudoClasses; - var mergeablePseudoElements = options.compatibility.selectors.mergeablePseudoElements; - var multiplePseudoMerging = options.compatibility.selectors.multiplePseudoMerging; - var localContext = {}; - - function filterOut(idx) { - return localContext.data[idx].where < localContext.intoPosition; - } - - function collectReducedBodies(token, newBody, processedCount, tokenIdx) { - if (tokenIdx === 0) - localContext.reducedBodies.push(newBody); - } - - allSelectors: - for (var complexSelector in candidates) { - var into = candidates[complexSelector]; - if (!into[0].isComplex) - continue; - - var intoPosition = into[into.length - 1].where; - var intoToken = tokens[intoPosition]; - var reducedBodies = []; - - var selectors = isMergeable(complexSelector, mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging) ? - into[0].list : - [complexSelector]; - - localContext.intoPosition = intoPosition; - localContext.reducedBodies = reducedBodies; - - for (var j = 0, m = selectors.length; j < m; j++) { - var selector = selectors[j]; - var data = candidates[selector]; - - if (data.length < 2) - continue allSelectors; - - localContext.data = data; - - reduceSelector(tokens, data, { - filterOut: filterOut, - callback: collectReducedBodies - }, options, context); - - if (serializeBody(reducedBodies[reducedBodies.length - 1]) != serializeBody(reducedBodies[0])) - continue allSelectors; - } - - intoToken[2] = reducedBodies[0]; - } -} - -function reduceSelector(tokens, data, context, options, outerContext) { - var bodies = []; - var bodiesAsList = []; - var processedTokens = []; - - for (var j = data.length - 1; j >= 0; j--) { - if (context.filterOut(j, bodies)) - continue; - - var where = data[j].where; - var token = tokens[where]; - var clonedBody = cloneArray(token[2]); - - bodies = bodies.concat(clonedBody); - bodiesAsList.push(clonedBody); - processedTokens.push(where); - } - - optimizeProperties(bodies, true, false, outerContext); - - var processedCount = processedTokens.length; - var propertyIdx = bodies.length - 1; - var tokenIdx = processedCount - 1; - - while (tokenIdx >= 0) { - if ((tokenIdx === 0 || (bodies[propertyIdx] && bodiesAsList[tokenIdx].indexOf(bodies[propertyIdx]) > -1)) && propertyIdx > -1) { - propertyIdx--; - continue; - } - - var newBody = bodies.splice(propertyIdx + 1); - context.callback(tokens[processedTokens[tokenIdx]], newBody, processedCount, tokenIdx); - - tokenIdx--; - } -} - -module.exports = reduceNonAdjacent; diff --git a/node_modules/clean-css/lib/optimizer/level-2/remove-duplicate-font-at-rules.js b/node_modules/clean-css/lib/optimizer/level-2/remove-duplicate-font-at-rules.js deleted file mode 100644 index bc85d5d67..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/remove-duplicate-font-at-rules.js +++ /dev/null @@ -1,30 +0,0 @@ -var Token = require('../../tokenizer/token'); - -var serializeAll = require('../../writer/one-time').all; - -var FONT_FACE_SCOPE = '@font-face'; - -function removeDuplicateFontAtRules(tokens) { - var fontAtRules = []; - var token; - var key; - var i, l; - - for (i = 0, l = tokens.length; i < l; i++) { - token = tokens[i]; - - if (token[0] != Token.AT_RULE_BLOCK && token[1][0][1] != FONT_FACE_SCOPE) { - continue; - } - - key = serializeAll([token]); - - if (fontAtRules.indexOf(key) > -1) { - token[2] = []; - } else { - fontAtRules.push(key); - } - } -} - -module.exports = removeDuplicateFontAtRules; diff --git a/node_modules/clean-css/lib/optimizer/level-2/remove-duplicate-media-queries.js b/node_modules/clean-css/lib/optimizer/level-2/remove-duplicate-media-queries.js deleted file mode 100644 index 2c8f31d9d..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/remove-duplicate-media-queries.js +++ /dev/null @@ -1,30 +0,0 @@ -var Token = require('../../tokenizer/token'); - -var serializeAll = require('../../writer/one-time').all; -var serializeRules = require('../../writer/one-time').rules; - -function removeDuplicateMediaQueries(tokens) { - var candidates = {}; - var candidate; - var token; - var key; - var i, l; - - for (i = 0, l = tokens.length; i < l; i++) { - token = tokens[i]; - if (token[0] != Token.NESTED_BLOCK) { - continue; - } - - key = serializeRules(token[1]) + '%' + serializeAll(token[2]); - candidate = candidates[key]; - - if (candidate) { - candidate[2] = []; - } - - candidates[key] = token; - } -} - -module.exports = removeDuplicateMediaQueries; diff --git a/node_modules/clean-css/lib/optimizer/level-2/remove-duplicates.js b/node_modules/clean-css/lib/optimizer/level-2/remove-duplicates.js deleted file mode 100644 index 9aa6ace93..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/remove-duplicates.js +++ /dev/null @@ -1,43 +0,0 @@ -var Token = require('../../tokenizer/token'); - -var serializeBody = require('../../writer/one-time').body; -var serializeRules = require('../../writer/one-time').rules; - -function removeDuplicates(tokens) { - var matched = {}; - var moreThanOnce = []; - var id, token; - var body, bodies; - - for (var i = 0, l = tokens.length; i < l; i++) { - token = tokens[i]; - if (token[0] != Token.RULE) - continue; - - id = serializeRules(token[1]); - - if (matched[id] && matched[id].length == 1) - moreThanOnce.push(id); - else - matched[id] = matched[id] || []; - - matched[id].push(i); - } - - for (i = 0, l = moreThanOnce.length; i < l; i++) { - id = moreThanOnce[i]; - bodies = []; - - for (var j = matched[id].length - 1; j >= 0; j--) { - token = tokens[matched[id][j]]; - body = serializeBody(token[2]); - - if (bodies.indexOf(body) > -1) - token[2] = []; - else - bodies.push(body); - } - } -} - -module.exports = removeDuplicates; diff --git a/node_modules/clean-css/lib/optimizer/level-2/remove-unused-at-rules.js b/node_modules/clean-css/lib/optimizer/level-2/remove-unused-at-rules.js deleted file mode 100644 index 798d3939f..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/remove-unused-at-rules.js +++ /dev/null @@ -1,249 +0,0 @@ -var populateComponents = require('./properties/populate-components'); - -var wrapForOptimizing = require('../wrap-for-optimizing').single; -var restoreFromOptimizing = require('../restore-from-optimizing'); - -var Token = require('../../tokenizer/token'); - -var animationNameRegex = /^(\-moz\-|\-o\-|\-webkit\-)?animation-name$/; -var animationRegex = /^(\-moz\-|\-o\-|\-webkit\-)?animation$/; -var keyframeRegex = /^@(\-moz\-|\-o\-|\-webkit\-)?keyframes /; -var importantRegex = /\s{0,31}!important$/; -var optionalMatchingQuotesRegex = /^(['"]?)(.*)\1$/; - -function normalize(value) { - return value - .replace(optionalMatchingQuotesRegex, '$2') - .replace(importantRegex, ''); -} - -function removeUnusedAtRules(tokens, context) { - removeUnusedAtRule(tokens, matchCounterStyle, markCounterStylesAsUsed, context); - removeUnusedAtRule(tokens, matchFontFace, markFontFacesAsUsed, context); - removeUnusedAtRule(tokens, matchKeyframe, markKeyframesAsUsed, context); - removeUnusedAtRule(tokens, matchNamespace, markNamespacesAsUsed, context); -} - -function removeUnusedAtRule(tokens, matchCallback, markCallback, context) { - var atRules = {}; - var atRule; - var atRuleTokens; - var atRuleToken; - var zeroAt; - var i, l; - - for (i = 0, l = tokens.length; i < l; i++) { - matchCallback(tokens[i], atRules); - } - - if (Object.keys(atRules).length === 0) { - return; - } - - markUsedAtRules(tokens, markCallback, atRules, context); - - for (atRule in atRules) { - atRuleTokens = atRules[atRule]; - - for (i = 0, l = atRuleTokens.length; i < l; i++) { - atRuleToken = atRuleTokens[i]; - zeroAt = atRuleToken[0] == Token.AT_RULE ? 1 : 2; - atRuleToken[zeroAt] = []; - } - } -} - -function markUsedAtRules(tokens, markCallback, atRules, context) { - var boundMarkCallback = markCallback(atRules); - var i, l; - - for (i = 0, l = tokens.length; i < l; i++) { - switch (tokens[i][0]) { - case Token.RULE: - boundMarkCallback(tokens[i], context); - break; - case Token.NESTED_BLOCK: - markUsedAtRules(tokens[i][2], markCallback, atRules, context); - } - } -} - -function matchCounterStyle(token, atRules) { - var match; - - if (token[0] == Token.AT_RULE_BLOCK && token[1][0][1].indexOf('@counter-style') === 0) { - match = token[1][0][1].split(' ')[1]; - atRules[match] = atRules[match] || []; - atRules[match].push(token); - } -} - -function markCounterStylesAsUsed(atRules) { - return function (token, context) { - var property; - var wrappedProperty; - var i, l; - - for (i = 0, l = token[2].length; i < l; i++) { - property = token[2][i]; - - if (property[1][1] == 'list-style') { - wrappedProperty = wrapForOptimizing(property); - populateComponents([wrappedProperty], context.validator, context.warnings); - - if (wrappedProperty.components[0].value[0][1] in atRules) { - delete atRules[property[2][1]]; - } - - restoreFromOptimizing([wrappedProperty]); - } - - if (property[1][1] == 'list-style-type' && property[2][1] in atRules) { - delete atRules[property[2][1]]; - } - } - }; -} - -function matchFontFace(token, atRules) { - var property; - var match; - var i, l; - - if (token[0] == Token.AT_RULE_BLOCK && token[1][0][1] == '@font-face') { - for (i = 0, l = token[2].length; i < l; i++) { - property = token[2][i]; - - if (property[1][1] == 'font-family') { - match = normalize(property[2][1].toLowerCase()); - atRules[match] = atRules[match] || []; - atRules[match].push(token); - break; - } - } - } -} - -function markFontFacesAsUsed(atRules) { - return function (token, context) { - var property; - var wrappedProperty; - var component; - var normalizedMatch; - var i, l; - var j, m; - - for (i = 0, l = token[2].length; i < l; i++) { - property = token[2][i]; - - if (property[1][1] == 'font') { - wrappedProperty = wrapForOptimizing(property); - populateComponents([wrappedProperty], context.validator, context.warnings); - component = wrappedProperty.components[6]; - - for (j = 0, m = component.value.length; j < m; j++) { - normalizedMatch = normalize(component.value[j][1].toLowerCase()); - - if (normalizedMatch in atRules) { - delete atRules[normalizedMatch]; - } - } - - restoreFromOptimizing([wrappedProperty]); - } - - if (property[1][1] == 'font-family') { - for (j = 2, m = property.length; j < m; j++) { - normalizedMatch = normalize(property[j][1].toLowerCase()); - - if (normalizedMatch in atRules) { - delete atRules[normalizedMatch]; - } - } - } - } - }; -} - -function matchKeyframe(token, atRules) { - var match; - - if (token[0] == Token.NESTED_BLOCK && keyframeRegex.test(token[1][0][1])) { - match = token[1][0][1].split(' ')[1]; - atRules[match] = atRules[match] || []; - atRules[match].push(token); - } -} - -function markKeyframesAsUsed(atRules) { - return function (token, context) { - var property; - var wrappedProperty; - var component; - var i, l; - var j, m; - - for (i = 0, l = token[2].length; i < l; i++) { - property = token[2][i]; - - if (animationRegex.test(property[1][1])) { - wrappedProperty = wrapForOptimizing(property); - populateComponents([wrappedProperty], context.validator, context.warnings); - component = wrappedProperty.components[7]; - - for (j = 0, m = component.value.length; j < m; j++) { - if (component.value[j][1] in atRules) { - delete atRules[component.value[j][1]]; - } - } - - restoreFromOptimizing([wrappedProperty]); - } - - if (animationNameRegex.test(property[1][1])) { - for (j = 2, m = property.length; j < m; j++) { - if (property[j][1] in atRules) { - delete atRules[property[j][1]]; - } - } - } - } - }; -} - -function matchNamespace(token, atRules) { - var match; - - if (token[0] == Token.AT_RULE && token[1].indexOf('@namespace') === 0) { - match = token[1].split(' ')[1]; - atRules[match] = atRules[match] || []; - atRules[match].push(token); - } -} - -function markNamespacesAsUsed(atRules) { - var namespaceRegex = new RegExp(Object.keys(atRules).join('\\\||') + '\\\|', 'g'); - - return function (token) { - var match; - var scope; - var normalizedMatch; - var i, l; - var j, m; - - for (i = 0, l = token[1].length; i < l; i++) { - scope = token[1][i]; - match = scope[1].match(namespaceRegex); - - for (j = 0, m = match.length; j < m; j++) { - normalizedMatch = match[j].substring(0, match[j].length - 1); - - if (normalizedMatch in atRules) { - delete atRules[normalizedMatch]; - } - } - } - }; -} - -module.exports = removeUnusedAtRules; diff --git a/node_modules/clean-css/lib/optimizer/level-2/reorderable.js b/node_modules/clean-css/lib/optimizer/level-2/reorderable.js deleted file mode 100644 index 4a3747a08..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/reorderable.js +++ /dev/null @@ -1,93 +0,0 @@ -// TODO: it'd be great to merge it with the other canReorder functionality - -var rulesOverlap = require('./rules-overlap'); -var specificitiesOverlap = require('./specificities-overlap'); - -var FLEX_PROPERTIES = /align\-items|box\-align|box\-pack|flex|justify/; -var BORDER_PROPERTIES = /^border\-(top|right|bottom|left|color|style|width|radius)/; - -function canReorder(left, right, cache) { - for (var i = right.length - 1; i >= 0; i--) { - for (var j = left.length - 1; j >= 0; j--) { - if (!canReorderSingle(left[j], right[i], cache)) - return false; - } - } - - return true; -} - -function canReorderSingle(left, right, cache) { - var leftName = left[0]; - var leftValue = left[1]; - var leftNameRoot = left[2]; - var leftSelector = left[5]; - var leftInSpecificSelector = left[6]; - var rightName = right[0]; - var rightValue = right[1]; - var rightNameRoot = right[2]; - var rightSelector = right[5]; - var rightInSpecificSelector = right[6]; - - if (leftName == 'font' && rightName == 'line-height' || rightName == 'font' && leftName == 'line-height') - return false; - if (FLEX_PROPERTIES.test(leftName) && FLEX_PROPERTIES.test(rightName)) - return false; - if (leftNameRoot == rightNameRoot && unprefixed(leftName) == unprefixed(rightName) && (vendorPrefixed(leftName) ^ vendorPrefixed(rightName))) - return false; - if (leftNameRoot == 'border' && BORDER_PROPERTIES.test(rightNameRoot) && (leftName == 'border' || leftName == rightNameRoot || (leftValue != rightValue && sameBorderComponent(leftName, rightName)))) - return false; - if (rightNameRoot == 'border' && BORDER_PROPERTIES.test(leftNameRoot) && (rightName == 'border' || rightName == leftNameRoot || (leftValue != rightValue && sameBorderComponent(leftName, rightName)))) - return false; - if (leftNameRoot == 'border' && rightNameRoot == 'border' && leftName != rightName && (isSideBorder(leftName) && isStyleBorder(rightName) || isStyleBorder(leftName) && isSideBorder(rightName))) - return false; - if (leftNameRoot != rightNameRoot) - return true; - if (leftName == rightName && leftNameRoot == rightNameRoot && (leftValue == rightValue || withDifferentVendorPrefix(leftValue, rightValue))) - return true; - if (leftName != rightName && leftNameRoot == rightNameRoot && leftName != leftNameRoot && rightName != rightNameRoot) - return true; - if (leftName != rightName && leftNameRoot == rightNameRoot && leftValue == rightValue) - return true; - if (rightInSpecificSelector && leftInSpecificSelector && !inheritable(leftNameRoot) && !inheritable(rightNameRoot) && !rulesOverlap(rightSelector, leftSelector, false)) - return true; - if (!specificitiesOverlap(leftSelector, rightSelector, cache)) - return true; - - return false; -} - -function vendorPrefixed(name) { - return /^\-(?:moz|webkit|ms|o)\-/.test(name); -} - -function unprefixed(name) { - return name.replace(/^\-(?:moz|webkit|ms|o)\-/, ''); -} - -function sameBorderComponent(name1, name2) { - return name1.split('-').pop() == name2.split('-').pop(); -} - -function isSideBorder(name) { - return name == 'border-top' || name == 'border-right' || name == 'border-bottom' || name == 'border-left'; -} - -function isStyleBorder(name) { - return name == 'border-color' || name == 'border-style' || name == 'border-width'; -} - -function withDifferentVendorPrefix(value1, value2) { - return vendorPrefixed(value1) && vendorPrefixed(value2) && value1.split('-')[1] != value2.split('-')[2]; -} - -function inheritable(name) { - // According to http://www.w3.org/TR/CSS21/propidx.html - // Others will be catched by other, preceeding rules - return name == 'font' || name == 'line-height' || name == 'list-style'; -} - -module.exports = { - canReorder: canReorder, - canReorderSingle: canReorderSingle -}; diff --git a/node_modules/clean-css/lib/optimizer/level-2/restore-with-components.js b/node_modules/clean-css/lib/optimizer/level-2/restore-with-components.js deleted file mode 100644 index caf7c4c94..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/restore-with-components.js +++ /dev/null @@ -1,13 +0,0 @@ -var compactable = require('./compactable'); - -function restoreWithComponents(property) { - var descriptor = compactable[property.name]; - - if (descriptor && descriptor.shorthand) { - return descriptor.restore(property, compactable); - } else { - return property.value; - } -} - -module.exports = restoreWithComponents; diff --git a/node_modules/clean-css/lib/optimizer/level-2/restore.js b/node_modules/clean-css/lib/optimizer/level-2/restore.js deleted file mode 100644 index f9c2f0d33..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/restore.js +++ /dev/null @@ -1,303 +0,0 @@ -var shallowClone = require('./clone').shallow; - -var Token = require('../../tokenizer/token'); -var Marker = require('../../tokenizer/marker'); - -function isInheritOnly(values) { - for (var i = 0, l = values.length; i < l; i++) { - var value = values[i][1]; - - if (value != 'inherit' && value != Marker.COMMA && value != Marker.FORWARD_SLASH) - return false; - } - - return true; -} - -function background(property, compactable, lastInMultiplex) { - var components = property.components; - var restored = []; - var needsOne, needsBoth; - - function restoreValue(component) { - Array.prototype.unshift.apply(restored, component.value); - } - - function isDefaultValue(component) { - var descriptor = compactable[component.name]; - - if (descriptor.doubleValues && descriptor.defaultValue.length == 1) { - return component.value[0][1] == descriptor.defaultValue[0] && (component.value[1] ? component.value[1][1] == descriptor.defaultValue[0] : true); - } else if (descriptor.doubleValues && descriptor.defaultValue.length != 1) { - return component.value[0][1] == descriptor.defaultValue[0] && (component.value[1] ? component.value[1][1] : component.value[0][1]) == descriptor.defaultValue[1]; - } else { - return component.value[0][1] == descriptor.defaultValue; - } - } - - for (var i = components.length - 1; i >= 0; i--) { - var component = components[i]; - var isDefault = isDefaultValue(component); - - if (component.name == 'background-clip') { - var originComponent = components[i - 1]; - var isOriginDefault = isDefaultValue(originComponent); - - needsOne = component.value[0][1] == originComponent.value[0][1]; - - needsBoth = !needsOne && ( - (isOriginDefault && !isDefault) || - (!isOriginDefault && !isDefault) || - (!isOriginDefault && isDefault && component.value[0][1] != originComponent.value[0][1])); - - if (needsOne) { - restoreValue(originComponent); - } else if (needsBoth) { - restoreValue(component); - restoreValue(originComponent); - } - - i--; - } else if (component.name == 'background-size') { - var positionComponent = components[i - 1]; - var isPositionDefault = isDefaultValue(positionComponent); - - needsOne = !isPositionDefault && isDefault; - - needsBoth = !needsOne && - (isPositionDefault && !isDefault || !isPositionDefault && !isDefault); - - if (needsOne) { - restoreValue(positionComponent); - } else if (needsBoth) { - restoreValue(component); - restored.unshift([Token.PROPERTY_VALUE, Marker.FORWARD_SLASH]); - restoreValue(positionComponent); - } else if (positionComponent.value.length == 1) { - restoreValue(positionComponent); - } - - i--; - } else { - if (isDefault || compactable[component.name].multiplexLastOnly && !lastInMultiplex) - continue; - - restoreValue(component); - } - } - - if (restored.length === 0 && property.value.length == 1 && property.value[0][1] == '0') - restored.push(property.value[0]); - - if (restored.length === 0) - restored.push([Token.PROPERTY_VALUE, compactable[property.name].defaultValue]); - - if (isInheritOnly(restored)) - return [restored[0]]; - - return restored; -} - -function borderRadius(property, compactable) { - if (property.multiplex) { - var horizontal = shallowClone(property); - var vertical = shallowClone(property); - - for (var i = 0; i < 4; i++) { - var component = property.components[i]; - - var horizontalComponent = shallowClone(property); - horizontalComponent.value = [component.value[0]]; - horizontal.components.push(horizontalComponent); - - var verticalComponent = shallowClone(property); - // FIXME: only shorthand compactor (see breakup#borderRadius) knows that border radius - // longhands have two values, whereas tokenizer does not care about populating 2nd value - // if it's missing, hence this fallback - verticalComponent.value = [component.value[1] || component.value[0]]; - vertical.components.push(verticalComponent); - } - - var horizontalValues = fourValues(horizontal, compactable); - var verticalValues = fourValues(vertical, compactable); - - if (horizontalValues.length == verticalValues.length && - horizontalValues[0][1] == verticalValues[0][1] && - (horizontalValues.length > 1 ? horizontalValues[1][1] == verticalValues[1][1] : true) && - (horizontalValues.length > 2 ? horizontalValues[2][1] == verticalValues[2][1] : true) && - (horizontalValues.length > 3 ? horizontalValues[3][1] == verticalValues[3][1] : true)) { - return horizontalValues; - } else { - return horizontalValues.concat([[Token.PROPERTY_VALUE, Marker.FORWARD_SLASH]]).concat(verticalValues); - } - } else { - return fourValues(property, compactable); - } -} - -function font(property, compactable) { - var components = property.components; - var restored = []; - var component; - var componentIndex = 0; - var fontFamilyIndex = 0; - - if (property.value[0][1].indexOf(Marker.INTERNAL) === 0) { - property.value[0][1] = property.value[0][1].substring(Marker.INTERNAL.length); - return property.value; - } - - // first four components are optional - while (componentIndex < 4) { - component = components[componentIndex]; - - if (component.value[0][1] != compactable[component.name].defaultValue) { - Array.prototype.push.apply(restored, component.value); - } - - componentIndex++; - } - - // then comes font-size - Array.prototype.push.apply(restored, components[componentIndex].value); - componentIndex++; - - // then may come line-height - if (components[componentIndex].value[0][1] != compactable[components[componentIndex].name].defaultValue) { - Array.prototype.push.apply(restored, [[Token.PROPERTY_VALUE, Marker.FORWARD_SLASH]]); - Array.prototype.push.apply(restored, components[componentIndex].value); - } - - componentIndex++; - - // then comes font-family - while (components[componentIndex].value[fontFamilyIndex]) { - restored.push(components[componentIndex].value[fontFamilyIndex]); - - if (components[componentIndex].value[fontFamilyIndex + 1]) { - restored.push([Token.PROPERTY_VALUE, Marker.COMMA]); - } - - fontFamilyIndex++; - } - - if (isInheritOnly(restored)) { - return [restored[0]]; - } - - return restored; -} - -function fourValues(property) { - var components = property.components; - var value1 = components[0].value[0]; - var value2 = components[1].value[0]; - var value3 = components[2].value[0]; - var value4 = components[3].value[0]; - - if (value1[1] == value2[1] && value1[1] == value3[1] && value1[1] == value4[1]) { - return [value1]; - } else if (value1[1] == value3[1] && value2[1] == value4[1]) { - return [value1, value2]; - } else if (value2[1] == value4[1]) { - return [value1, value2, value3]; - } else { - return [value1, value2, value3, value4]; - } -} - -function multiplex(restoreWith) { - return function (property, compactable) { - if (!property.multiplex) - return restoreWith(property, compactable, true); - - var multiplexSize = 0; - var restored = []; - var componentMultiplexSoFar = {}; - var i, l; - - // At this point we don't know what's the multiplex size, e.g. how many background layers are there - for (i = 0, l = property.components[0].value.length; i < l; i++) { - if (property.components[0].value[i][1] == Marker.COMMA) - multiplexSize++; - } - - for (i = 0; i <= multiplexSize; i++) { - var _property = shallowClone(property); - - // We split multiplex into parts and restore them one by one - for (var j = 0, m = property.components.length; j < m; j++) { - var componentToClone = property.components[j]; - var _component = shallowClone(componentToClone); - _property.components.push(_component); - - // The trick is some properties has more than one value, so we iterate over values looking for - // a multiplex separator - a comma - for (var k = componentMultiplexSoFar[_component.name] || 0, n = componentToClone.value.length; k < n; k++) { - if (componentToClone.value[k][1] == Marker.COMMA) { - componentMultiplexSoFar[_component.name] = k + 1; - break; - } - - _component.value.push(componentToClone.value[k]); - } - } - - // No we can restore shorthand value - var lastInMultiplex = i == multiplexSize; - var _restored = restoreWith(_property, compactable, lastInMultiplex); - Array.prototype.push.apply(restored, _restored); - - if (i < multiplexSize) - restored.push([Token.PROPERTY_VALUE, Marker.COMMA]); - } - - return restored; - }; -} - -function withoutDefaults(property, compactable) { - var components = property.components; - var restored = []; - - for (var i = components.length - 1; i >= 0; i--) { - var component = components[i]; - var descriptor = compactable[component.name]; - - if (component.value[0][1] != descriptor.defaultValue || ('keepUnlessDefault' in descriptor) && !isDefault(components, compactable, descriptor.keepUnlessDefault)) { - restored.unshift(component.value[0]); - } - } - - if (restored.length === 0) - restored.push([Token.PROPERTY_VALUE, compactable[property.name].defaultValue]); - - if (isInheritOnly(restored)) - return [restored[0]]; - - return restored; -} - -function isDefault(components, compactable, propertyName) { - var component; - var i, l; - - for (i = 0, l = components.length; i < l; i++) { - component = components[i]; - - if (component.name == propertyName && component.value[0][1] == compactable[propertyName].defaultValue) { - return true; - } - } - - return false; -} - -module.exports = { - background: background, - borderRadius: borderRadius, - font: font, - fourValues: fourValues, - multiplex: multiplex, - withoutDefaults: withoutDefaults -}; diff --git a/node_modules/clean-css/lib/optimizer/level-2/restructure.js b/node_modules/clean-css/lib/optimizer/level-2/restructure.js deleted file mode 100644 index 90b8bfa65..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/restructure.js +++ /dev/null @@ -1,389 +0,0 @@ -var canReorderSingle = require('./reorderable').canReorderSingle; -var extractProperties = require('./extract-properties'); -var isMergeable = require('./is-mergeable'); -var tidyRuleDuplicates = require('./tidy-rule-duplicates'); - -var Token = require('../../tokenizer/token'); - -var cloneArray = require('../../utils/clone-array'); - -var serializeBody = require('../../writer/one-time').body; -var serializeRules = require('../../writer/one-time').rules; - -function naturalSorter(a, b) { - return a > b ? 1 : -1; -} - -function cloneAndMergeSelectors(propertyA, propertyB) { - var cloned = cloneArray(propertyA); - cloned[5] = cloned[5].concat(propertyB[5]); - - return cloned; -} - -function restructure(tokens, context) { - var options = context.options; - var mergeablePseudoClasses = options.compatibility.selectors.mergeablePseudoClasses; - var mergeablePseudoElements = options.compatibility.selectors.mergeablePseudoElements; - var mergeLimit = options.compatibility.selectors.mergeLimit; - var multiplePseudoMerging = options.compatibility.selectors.multiplePseudoMerging; - var specificityCache = context.cache.specificity; - var movableTokens = {}; - var movedProperties = []; - var multiPropertyMoveCache = {}; - var movedToBeDropped = []; - var maxCombinationsLevel = 2; - var ID_JOIN_CHARACTER = '%'; - - function sendToMultiPropertyMoveCache(position, movedProperty, allFits) { - for (var i = allFits.length - 1; i >= 0; i--) { - var fit = allFits[i][0]; - var id = addToCache(movedProperty, fit); - - if (multiPropertyMoveCache[id].length > 1 && processMultiPropertyMove(position, multiPropertyMoveCache[id])) { - removeAllMatchingFromCache(id); - break; - } - } - } - - function addToCache(movedProperty, fit) { - var id = cacheId(fit); - multiPropertyMoveCache[id] = multiPropertyMoveCache[id] || []; - multiPropertyMoveCache[id].push([movedProperty, fit]); - return id; - } - - function removeAllMatchingFromCache(matchId) { - var matchSelectors = matchId.split(ID_JOIN_CHARACTER); - var forRemoval = []; - var i; - - for (var id in multiPropertyMoveCache) { - var selectors = id.split(ID_JOIN_CHARACTER); - for (i = selectors.length - 1; i >= 0; i--) { - if (matchSelectors.indexOf(selectors[i]) > -1) { - forRemoval.push(id); - break; - } - } - } - - for (i = forRemoval.length - 1; i >= 0; i--) { - delete multiPropertyMoveCache[forRemoval[i]]; - } - } - - function cacheId(cachedTokens) { - var id = []; - for (var i = 0, l = cachedTokens.length; i < l; i++) { - id.push(serializeRules(cachedTokens[i][1])); - } - return id.join(ID_JOIN_CHARACTER); - } - - function tokensToMerge(sourceTokens) { - var uniqueTokensWithBody = []; - var mergeableTokens = []; - - for (var i = sourceTokens.length - 1; i >= 0; i--) { - if (!isMergeable(serializeRules(sourceTokens[i][1]), mergeablePseudoClasses, mergeablePseudoElements, multiplePseudoMerging)) { - continue; - } - - mergeableTokens.unshift(sourceTokens[i]); - if (sourceTokens[i][2].length > 0 && uniqueTokensWithBody.indexOf(sourceTokens[i]) == -1) - uniqueTokensWithBody.push(sourceTokens[i]); - } - - return uniqueTokensWithBody.length > 1 ? - mergeableTokens : - []; - } - - function shortenIfPossible(position, movedProperty) { - var name = movedProperty[0]; - var value = movedProperty[1]; - var key = movedProperty[4]; - var valueSize = name.length + value.length + 1; - var allSelectors = []; - var qualifiedTokens = []; - - var mergeableTokens = tokensToMerge(movableTokens[key]); - if (mergeableTokens.length < 2) - return; - - var allFits = findAllFits(mergeableTokens, valueSize, 1); - var bestFit = allFits[0]; - if (bestFit[1] > 0) - return sendToMultiPropertyMoveCache(position, movedProperty, allFits); - - for (var i = bestFit[0].length - 1; i >=0; i--) { - allSelectors = bestFit[0][i][1].concat(allSelectors); - qualifiedTokens.unshift(bestFit[0][i]); - } - - allSelectors = tidyRuleDuplicates(allSelectors); - dropAsNewTokenAt(position, [movedProperty], allSelectors, qualifiedTokens); - } - - function fitSorter(fit1, fit2) { - return fit1[1] > fit2[1] ? 1 : (fit1[1] == fit2[1] ? 0 : -1); - } - - function findAllFits(mergeableTokens, propertySize, propertiesCount) { - var combinations = allCombinations(mergeableTokens, propertySize, propertiesCount, maxCombinationsLevel - 1); - return combinations.sort(fitSorter); - } - - function allCombinations(tokensVariant, propertySize, propertiesCount, level) { - var differenceVariants = [[tokensVariant, sizeDifference(tokensVariant, propertySize, propertiesCount)]]; - if (tokensVariant.length > 2 && level > 0) { - for (var i = tokensVariant.length - 1; i >= 0; i--) { - var subVariant = Array.prototype.slice.call(tokensVariant, 0); - subVariant.splice(i, 1); - differenceVariants = differenceVariants.concat(allCombinations(subVariant, propertySize, propertiesCount, level - 1)); - } - } - - return differenceVariants; - } - - function sizeDifference(tokensVariant, propertySize, propertiesCount) { - var allSelectorsSize = 0; - for (var i = tokensVariant.length - 1; i >= 0; i--) { - allSelectorsSize += tokensVariant[i][2].length > propertiesCount ? serializeRules(tokensVariant[i][1]).length : -1; - } - return allSelectorsSize - (tokensVariant.length - 1) * propertySize + 1; - } - - function dropAsNewTokenAt(position, properties, allSelectors, mergeableTokens) { - var i, j, k, m; - var allProperties = []; - - for (i = mergeableTokens.length - 1; i >= 0; i--) { - var mergeableToken = mergeableTokens[i]; - - for (j = mergeableToken[2].length - 1; j >= 0; j--) { - var mergeableProperty = mergeableToken[2][j]; - - for (k = 0, m = properties.length; k < m; k++) { - var property = properties[k]; - - var mergeablePropertyName = mergeableProperty[1][1]; - var propertyName = property[0]; - var propertyBody = property[4]; - if (mergeablePropertyName == propertyName && serializeBody([mergeableProperty]) == propertyBody) { - mergeableToken[2].splice(j, 1); - break; - } - } - } - } - - for (i = properties.length - 1; i >= 0; i--) { - allProperties.unshift(properties[i][3]); - } - - var newToken = [Token.RULE, allSelectors, allProperties]; - tokens.splice(position, 0, newToken); - } - - function dropPropertiesAt(position, movedProperty) { - var key = movedProperty[4]; - var toMove = movableTokens[key]; - - if (toMove && toMove.length > 1) { - if (!shortenMultiMovesIfPossible(position, movedProperty)) - shortenIfPossible(position, movedProperty); - } - } - - function shortenMultiMovesIfPossible(position, movedProperty) { - var candidates = []; - var propertiesAndMergableTokens = []; - var key = movedProperty[4]; - var j, k; - - var mergeableTokens = tokensToMerge(movableTokens[key]); - if (mergeableTokens.length < 2) - return; - - movableLoop: - for (var value in movableTokens) { - var tokensList = movableTokens[value]; - - for (j = mergeableTokens.length - 1; j >= 0; j--) { - if (tokensList.indexOf(mergeableTokens[j]) == -1) - continue movableLoop; - } - - candidates.push(value); - } - - if (candidates.length < 2) - return false; - - for (j = candidates.length - 1; j >= 0; j--) { - for (k = movedProperties.length - 1; k >= 0; k--) { - if (movedProperties[k][4] == candidates[j]) { - propertiesAndMergableTokens.unshift([movedProperties[k], mergeableTokens]); - break; - } - } - } - - return processMultiPropertyMove(position, propertiesAndMergableTokens); - } - - function processMultiPropertyMove(position, propertiesAndMergableTokens) { - var valueSize = 0; - var properties = []; - var property; - - for (var i = propertiesAndMergableTokens.length - 1; i >= 0; i--) { - property = propertiesAndMergableTokens[i][0]; - var fullValue = property[4]; - valueSize += fullValue.length + (i > 0 ? 1 : 0); - - properties.push(property); - } - - var mergeableTokens = propertiesAndMergableTokens[0][1]; - var bestFit = findAllFits(mergeableTokens, valueSize, properties.length)[0]; - if (bestFit[1] > 0) - return false; - - var allSelectors = []; - var qualifiedTokens = []; - for (i = bestFit[0].length - 1; i >= 0; i--) { - allSelectors = bestFit[0][i][1].concat(allSelectors); - qualifiedTokens.unshift(bestFit[0][i]); - } - - allSelectors = tidyRuleDuplicates(allSelectors); - dropAsNewTokenAt(position, properties, allSelectors, qualifiedTokens); - - for (i = properties.length - 1; i >= 0; i--) { - property = properties[i]; - var index = movedProperties.indexOf(property); - - delete movableTokens[property[4]]; - - if (index > -1 && movedToBeDropped.indexOf(index) == -1) - movedToBeDropped.push(index); - } - - return true; - } - - function boundToAnotherPropertyInCurrrentToken(property, movedProperty, token) { - var propertyName = property[0]; - var movedPropertyName = movedProperty[0]; - if (propertyName != movedPropertyName) - return false; - - var key = movedProperty[4]; - var toMove = movableTokens[key]; - return toMove && toMove.indexOf(token) > -1; - } - - for (var i = tokens.length - 1; i >= 0; i--) { - var token = tokens[i]; - var isRule; - var j, k, m; - var samePropertyAt; - - if (token[0] == Token.RULE) { - isRule = true; - } else if (token[0] == Token.NESTED_BLOCK) { - isRule = false; - } else { - continue; - } - - // We cache movedProperties.length as it may change in the loop - var movedCount = movedProperties.length; - - var properties = extractProperties(token); - movedToBeDropped = []; - - var unmovableInCurrentToken = []; - for (j = properties.length - 1; j >= 0; j--) { - for (k = j - 1; k >= 0; k--) { - if (!canReorderSingle(properties[j], properties[k], specificityCache)) { - unmovableInCurrentToken.push(j); - break; - } - } - } - - for (j = properties.length - 1; j >= 0; j--) { - var property = properties[j]; - var movedSameProperty = false; - - for (k = 0; k < movedCount; k++) { - var movedProperty = movedProperties[k]; - - if (movedToBeDropped.indexOf(k) == -1 && (!canReorderSingle(property, movedProperty, specificityCache) && !boundToAnotherPropertyInCurrrentToken(property, movedProperty, token) || - movableTokens[movedProperty[4]] && movableTokens[movedProperty[4]].length === mergeLimit)) { - dropPropertiesAt(i + 1, movedProperty, token); - - if (movedToBeDropped.indexOf(k) == -1) { - movedToBeDropped.push(k); - delete movableTokens[movedProperty[4]]; - } - } - - if (!movedSameProperty) { - movedSameProperty = property[0] == movedProperty[0] && property[1] == movedProperty[1]; - - if (movedSameProperty) { - samePropertyAt = k; - } - } - } - - if (!isRule || unmovableInCurrentToken.indexOf(j) > -1) - continue; - - var key = property[4]; - - if (movedSameProperty && movedProperties[samePropertyAt][5].length + property[5].length > mergeLimit) { - dropPropertiesAt(i + 1, movedProperties[samePropertyAt]); - movedProperties.splice(samePropertyAt, 1); - movableTokens[key] = [token]; - movedSameProperty = false; - } else { - movableTokens[key] = movableTokens[key] || []; - movableTokens[key].push(token); - } - - if (movedSameProperty) { - movedProperties[samePropertyAt] = cloneAndMergeSelectors(movedProperties[samePropertyAt], property); - } else { - movedProperties.push(property); - } - } - - movedToBeDropped = movedToBeDropped.sort(naturalSorter); - for (j = 0, m = movedToBeDropped.length; j < m; j++) { - var dropAt = movedToBeDropped[j] - j; - movedProperties.splice(dropAt, 1); - } - } - - var position = tokens[0] && tokens[0][0] == Token.AT_RULE && tokens[0][1].indexOf('@charset') === 0 ? 1 : 0; - for (; position < tokens.length - 1; position++) { - var isImportRule = tokens[position][0] === Token.AT_RULE && tokens[position][1].indexOf('@import') === 0; - var isComment = tokens[position][0] === Token.COMMENT; - if (!(isImportRule || isComment)) - break; - } - - for (i = 0; i < movedProperties.length; i++) { - dropPropertiesAt(position, movedProperties[i]); - } -} - -module.exports = restructure; diff --git a/node_modules/clean-css/lib/optimizer/level-2/rules-overlap.js b/node_modules/clean-css/lib/optimizer/level-2/rules-overlap.js deleted file mode 100644 index 811a517b2..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/rules-overlap.js +++ /dev/null @@ -1,32 +0,0 @@ -var MODIFIER_PATTERN = /\-\-.+$/; - -function rulesOverlap(rule1, rule2, bemMode) { - var scope1; - var scope2; - var i, l; - var j, m; - - for (i = 0, l = rule1.length; i < l; i++) { - scope1 = rule1[i][1]; - - for (j = 0, m = rule2.length; j < m; j++) { - scope2 = rule2[j][1]; - - if (scope1 == scope2) { - return true; - } - - if (bemMode && withoutModifiers(scope1) == withoutModifiers(scope2)) { - return true; - } - } - } - - return false; -} - -function withoutModifiers(scope) { - return scope.replace(MODIFIER_PATTERN, ''); -} - -module.exports = rulesOverlap; diff --git a/node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js b/node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js deleted file mode 100644 index bde037446..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js +++ /dev/null @@ -1,34 +0,0 @@ -var specificity = require('./specificity'); - -function specificitiesOverlap(selector1, selector2, cache) { - var specificity1; - var specificity2; - var i, l; - var j, m; - - for (i = 0, l = selector1.length; i < l; i++) { - specificity1 = findSpecificity(selector1[i][1], cache); - - for (j = 0, m = selector2.length; j < m; j++) { - specificity2 = findSpecificity(selector2[j][1], cache); - - if (specificity1[0] === specificity2[0] && specificity1[1] === specificity2[1] && specificity1[2] === specificity2[2]) { - return true; - } - } - } - - return false; -} - -function findSpecificity(selector, cache) { - var value; - - if (!(selector in cache)) { - cache[selector] = value = specificity(selector); - } - - return value || cache[selector]; -} - -module.exports = specificitiesOverlap; diff --git a/node_modules/clean-css/lib/optimizer/level-2/specificity.js b/node_modules/clean-css/lib/optimizer/level-2/specificity.js deleted file mode 100644 index bbd224f15..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/specificity.js +++ /dev/null @@ -1,77 +0,0 @@ -var Marker = require('../../tokenizer/marker'); - -var Selector = { - ADJACENT_SIBLING: '+', - DESCENDANT: '>', - DOT: '.', - HASH: '#', - NON_ADJACENT_SIBLING: '~', - PSEUDO: ':' -}; - -var LETTER_PATTERN = /[a-zA-Z]/; -var NOT_PREFIX = ':not('; -var SEPARATOR_PATTERN = /[\s,\(>~\+]/; - -function specificity(selector) { - var result = [0, 0, 0]; - var character; - var isEscaped; - var isSingleQuoted; - var isDoubleQuoted; - var roundBracketLevel = 0; - var couldIntroduceNewTypeSelector; - var withinNotPseudoClass = false; - var wasPseudoClass = false; - var i, l; - - for (i = 0, l = selector.length; i < l; i++) { - character = selector[i]; - - if (isEscaped) { - // noop - } else if (character == Marker.SINGLE_QUOTE && !isDoubleQuoted && !isSingleQuoted) { - isSingleQuoted = true; - } else if (character == Marker.SINGLE_QUOTE && !isDoubleQuoted && isSingleQuoted) { - isSingleQuoted = false; - } else if (character == Marker.DOUBLE_QUOTE && !isDoubleQuoted && !isSingleQuoted) { - isDoubleQuoted = true; - } else if (character == Marker.DOUBLE_QUOTE && isDoubleQuoted && !isSingleQuoted) { - isDoubleQuoted = false; - } else if (isSingleQuoted || isDoubleQuoted) { - continue; - } else if (roundBracketLevel > 0 && !withinNotPseudoClass) { - // noop - } else if (character == Marker.OPEN_ROUND_BRACKET) { - roundBracketLevel++; - } else if (character == Marker.CLOSE_ROUND_BRACKET && roundBracketLevel == 1) { - roundBracketLevel--; - withinNotPseudoClass = false; - } else if (character == Marker.CLOSE_ROUND_BRACKET) { - roundBracketLevel--; - } else if (character == Selector.HASH) { - result[0]++; - } else if (character == Selector.DOT || character == Marker.OPEN_SQUARE_BRACKET) { - result[1]++; - } else if (character == Selector.PSEUDO && !wasPseudoClass && !isNotPseudoClass(selector, i)) { - result[1]++; - withinNotPseudoClass = false; - } else if (character == Selector.PSEUDO) { - withinNotPseudoClass = true; - } else if ((i === 0 || couldIntroduceNewTypeSelector) && LETTER_PATTERN.test(character)) { - result[2]++; - } - - isEscaped = character == Marker.BACK_SLASH; - wasPseudoClass = character == Selector.PSEUDO; - couldIntroduceNewTypeSelector = !isEscaped && SEPARATOR_PATTERN.test(character); - } - - return result; -} - -function isNotPseudoClass(selector, index) { - return selector.indexOf(NOT_PREFIX, index) === index; -} - -module.exports = specificity; diff --git a/node_modules/clean-css/lib/optimizer/level-2/tidy-rule-duplicates.js b/node_modules/clean-css/lib/optimizer/level-2/tidy-rule-duplicates.js deleted file mode 100644 index 30a9c2177..000000000 --- a/node_modules/clean-css/lib/optimizer/level-2/tidy-rule-duplicates.js +++ /dev/null @@ -1,21 +0,0 @@ -function ruleSorter(s1, s2) { - return s1[1] > s2[1] ? 1 : -1; -} - -function tidyRuleDuplicates(rules) { - var list = []; - var repeated = []; - - for (var i = 0, l = rules.length; i < l; i++) { - var rule = rules[i]; - - if (repeated.indexOf(rule[1]) == -1) { - repeated.push(rule[1]); - list.push(rule); - } - } - - return list.sort(ruleSorter); -} - -module.exports = tidyRuleDuplicates; diff --git a/node_modules/clean-css/lib/optimizer/remove-unused.js b/node_modules/clean-css/lib/optimizer/remove-unused.js deleted file mode 100644 index 7b90c4079..000000000 --- a/node_modules/clean-css/lib/optimizer/remove-unused.js +++ /dev/null @@ -1,11 +0,0 @@ -function removeUnused(properties) { - for (var i = properties.length - 1; i >= 0; i--) { - var property = properties[i]; - - if (property.unused) { - property.all.splice(property.position, 1); - } - } -} - -module.exports = removeUnused; diff --git a/node_modules/clean-css/lib/optimizer/restore-from-optimizing.js b/node_modules/clean-css/lib/optimizer/restore-from-optimizing.js deleted file mode 100644 index ebd69c2ac..000000000 --- a/node_modules/clean-css/lib/optimizer/restore-from-optimizing.js +++ /dev/null @@ -1,69 +0,0 @@ -var Hack = require('./hack'); - -var Marker = require('../tokenizer/marker'); - -var ASTERISK_HACK = '*'; -var BACKSLASH_HACK = '\\'; -var IMPORTANT_TOKEN = '!important'; -var UNDERSCORE_HACK = '_'; -var BANG_HACK = '!ie'; - -function restoreFromOptimizing(properties, restoreCallback) { - var property; - var restored; - var current; - var i; - - for (i = properties.length - 1; i >= 0; i--) { - property = properties[i]; - - if (property.unused) { - continue; - } - - if (!property.dirty && !property.important && !property.hack) { - continue; - } - - if (restoreCallback) { - restored = restoreCallback(property); - property.value = restored; - } else { - restored = property.value; - } - - if (property.important) { - restoreImportant(property); - } - - if (property.hack) { - restoreHack(property); - } - - if ('all' in property) { - current = property.all[property.position]; - current[1][1] = property.name; - - current.splice(2, current.length - 1); - Array.prototype.push.apply(current, restored); - } - } -} - -function restoreImportant(property) { - property.value[property.value.length - 1][1] += IMPORTANT_TOKEN; -} - -function restoreHack(property) { - if (property.hack[0] == Hack.UNDERSCORE) { - property.name = UNDERSCORE_HACK + property.name; - } else if (property.hack[0] == Hack.ASTERISK) { - property.name = ASTERISK_HACK + property.name; - } else if (property.hack[0] == Hack.BACKSLASH) { - property.value[property.value.length - 1][1] += BACKSLASH_HACK + property.hack[1]; - } else if (property.hack[0] == Hack.BANG) { - property.value[property.value.length - 1][1] += Marker.SPACE + BANG_HACK; - } -} - -module.exports = restoreFromOptimizing; diff --git a/node_modules/clean-css/lib/optimizer/validator.js b/node_modules/clean-css/lib/optimizer/validator.js deleted file mode 100644 index fd3fb97e4..000000000 --- a/node_modules/clean-css/lib/optimizer/validator.js +++ /dev/null @@ -1,529 +0,0 @@ -var functionNoVendorRegexStr = '[A-Z]+(\\-|[A-Z]|[0-9])+\\(.*?\\)'; -var functionVendorRegexStr = '\\-(\\-|[A-Z]|[0-9])+\\(.*?\\)'; -var variableRegexStr = 'var\\(\\-\\-[^\\)]+\\)'; -var functionAnyRegexStr = '(' + variableRegexStr + '|' + functionNoVendorRegexStr + '|' + functionVendorRegexStr + ')'; - -var calcRegex = new RegExp('^(\\-moz\\-|\\-webkit\\-)?calc\\([^\\)]+\\)$', 'i'); -var decimalRegex = /[0-9]/; -var functionAnyRegex = new RegExp('^' + functionAnyRegexStr + '$', 'i'); -var hslColorRegex = /^hsl\(\s{0,31}[\-\.]?\d+\s{0,31},\s{0,31}\.?\d+%\s{0,31},\s{0,31}\.?\d+%\s{0,31}\)|hsla\(\s{0,31}[\-\.]?\d+\s{0,31},\s{0,31}\.?\d+%\s{0,31},\s{0,31}\.?\d+%\s{0,31},\s{0,31}\.?\d+\s{0,31}\)$/; -var identifierRegex = /^(\-[a-z0-9_][a-z0-9\-_]*|[a-z][a-z0-9\-_]*)$/i; -var namedEntityRegex = /^[a-z]+$/i; -var prefixRegex = /^-([a-z0-9]|-)*$/i; -var rgbColorRegex = /^rgb\(\s{0,31}[\d]{1,3}\s{0,31},\s{0,31}[\d]{1,3}\s{0,31},\s{0,31}[\d]{1,3}\s{0,31}\)|rgba\(\s{0,31}[\d]{1,3}\s{0,31},\s{0,31}[\d]{1,3}\s{0,31},\s{0,31}[\d]{1,3}\s{0,31},\s{0,31}[\.\d]+\s{0,31}\)$/; -var timingFunctionRegex = /^(cubic\-bezier|steps)\([^\)]+\)$/; -var validTimeUnits = ['ms', 's']; -var urlRegex = /^url\([\s\S]+\)$/i; -var variableRegex = new RegExp('^' + variableRegexStr + '$', 'i'); - -var eightValueColorRegex = /^#[0-9a-f]{8}$/i; -var fourValueColorRegex = /^#[0-9a-f]{4}$/i; -var sixValueColorRegex = /^#[0-9a-f]{6}$/i; -var threeValueColorRegex = /^#[0-9a-f]{3}$/i; - -var DECIMAL_DOT = '.'; -var MINUS_SIGN = '-'; -var PLUS_SIGN = '+'; - -var Keywords = { - '^': [ - 'inherit', - 'initial', - 'unset' - ], - '*-style': [ - 'auto', - 'dashed', - 'dotted', - 'double', - 'groove', - 'hidden', - 'inset', - 'none', - 'outset', - 'ridge', - 'solid' - ], - '*-timing-function': [ - 'ease', - 'ease-in', - 'ease-in-out', - 'ease-out', - 'linear', - 'step-end', - 'step-start' - ], - 'animation-direction': [ - 'alternate', - 'alternate-reverse', - 'normal', - 'reverse' - ], - 'animation-fill-mode': [ - 'backwards', - 'both', - 'forwards', - 'none' - ], - 'animation-iteration-count': [ - 'infinite' - ], - 'animation-name': [ - 'none' - ], - 'animation-play-state': [ - 'paused', - 'running' - ], - 'background-attachment': [ - 'fixed', - 'inherit', - 'local', - 'scroll' - ], - 'background-clip': [ - 'border-box', - 'content-box', - 'inherit', - 'padding-box', - 'text' - ], - 'background-origin': [ - 'border-box', - 'content-box', - 'inherit', - 'padding-box' - ], - 'background-position': [ - 'bottom', - 'center', - 'left', - 'right', - 'top' - ], - 'background-repeat': [ - 'no-repeat', - 'inherit', - 'repeat', - 'repeat-x', - 'repeat-y', - 'round', - 'space' - ], - 'background-size': [ - 'auto', - 'cover', - 'contain' - ], - 'border-collapse': [ - 'collapse', - 'inherit', - 'separate' - ], - 'bottom': [ - 'auto' - ], - 'clear': [ - 'both', - 'left', - 'none', - 'right' - ], - 'color': [ - 'transparent' - ], - 'cursor': [ - 'all-scroll', - 'auto', - 'col-resize', - 'crosshair', - 'default', - 'e-resize', - 'help', - 'move', - 'n-resize', - 'ne-resize', - 'no-drop', - 'not-allowed', - 'nw-resize', - 'pointer', - 'progress', - 'row-resize', - 's-resize', - 'se-resize', - 'sw-resize', - 'text', - 'vertical-text', - 'w-resize', - 'wait' - ], - 'display': [ - 'block', - 'inline', - 'inline-block', - 'inline-table', - 'list-item', - 'none', - 'table', - 'table-caption', - 'table-cell', - 'table-column', - 'table-column-group', - 'table-footer-group', - 'table-header-group', - 'table-row', - 'table-row-group' - ], - 'float': [ - 'left', - 'none', - 'right' - ], - 'left': [ - 'auto' - ], - 'font': [ - 'caption', - 'icon', - 'menu', - 'message-box', - 'small-caption', - 'status-bar', - 'unset' - ], - 'font-size': [ - 'large', - 'larger', - 'medium', - 'small', - 'smaller', - 'x-large', - 'x-small', - 'xx-large', - 'xx-small' - ], - 'font-stretch': [ - 'condensed', - 'expanded', - 'extra-condensed', - 'extra-expanded', - 'normal', - 'semi-condensed', - 'semi-expanded', - 'ultra-condensed', - 'ultra-expanded' - ], - 'font-style': [ - 'italic', - 'normal', - 'oblique' - ], - 'font-variant': [ - 'normal', - 'small-caps' - ], - 'font-weight': [ - '100', - '200', - '300', - '400', - '500', - '600', - '700', - '800', - '900', - 'bold', - 'bolder', - 'lighter', - 'normal' - ], - 'line-height': [ - 'normal' - ], - 'list-style-position': [ - 'inside', - 'outside' - ], - 'list-style-type': [ - 'armenian', - 'circle', - 'decimal', - 'decimal-leading-zero', - 'disc', - 'decimal|disc', // this is the default value of list-style-type, see comment in compactable.js - 'georgian', - 'lower-alpha', - 'lower-greek', - 'lower-latin', - 'lower-roman', - 'none', - 'square', - 'upper-alpha', - 'upper-latin', - 'upper-roman' - ], - 'overflow': [ - 'auto', - 'hidden', - 'scroll', - 'visible' - ], - 'position': [ - 'absolute', - 'fixed', - 'relative', - 'static' - ], - 'right': [ - 'auto' - ], - 'text-align': [ - 'center', - 'justify', - 'left', - 'left|right', // this is the default value of list-style-type, see comment in compactable.js - 'right' - ], - 'text-decoration': [ - 'line-through', - 'none', - 'overline', - 'underline' - ], - 'text-overflow': [ - 'clip', - 'ellipsis' - ], - 'top': [ - 'auto' - ], - 'vertical-align': [ - 'baseline', - 'bottom', - 'middle', - 'sub', - 'super', - 'text-bottom', - 'text-top', - 'top' - ], - 'visibility': [ - 'collapse', - 'hidden', - 'visible' - ], - 'white-space': [ - 'normal', - 'nowrap', - 'pre' - ], - 'width': [ - 'inherit', - 'initial', - 'medium', - 'thick', - 'thin' - ] -}; - -var Units = [ - '%', - 'ch', - 'cm', - 'em', - 'ex', - 'in', - 'mm', - 'pc', - 'pt', - 'px', - 'rem', - 'vh', - 'vm', - 'vmax', - 'vmin', - 'vw' -]; - -function isColor(value) { - return value != 'auto' && - ( - isKeyword('color')(value) || - isHexColor(value) || - isColorFunction(value) || - isNamedEntity(value) - ); -} - -function isColorFunction(value) { - return isRgbColor(value) || isHslColor(value); -} - -function isDynamicUnit(value) { - return calcRegex.test(value); -} - -function isFunction(value) { - return functionAnyRegex.test(value); -} - -function isHexColor(value) { - return threeValueColorRegex.test(value) || fourValueColorRegex.test(value) || sixValueColorRegex.test(value) || eightValueColorRegex.test(value); -} - -function isHslColor(value) { - return hslColorRegex.test(value); -} - -function isIdentifier(value) { - return identifierRegex.test(value); -} - -function isImage(value) { - return value == 'none' || value == 'inherit' || isUrl(value); -} - -function isKeyword(propertyName) { - return function(value) { - return Keywords[propertyName].indexOf(value) > -1; - }; -} - -function isNamedEntity(value) { - return namedEntityRegex.test(value); -} - -function isNumber(value) { - return scanForNumber(value) == value.length; -} - -function isRgbColor(value) { - return rgbColorRegex.test(value); -} - -function isPrefixed(value) { - return prefixRegex.test(value); -} - -function isPositiveNumber(value) { - return isNumber(value) && - parseFloat(value) >= 0; -} - -function isVariable(value) { - return variableRegex.test(value); -} - -function isTime(value) { - var numberUpTo = scanForNumber(value); - - return numberUpTo == value.length && parseInt(value) === 0 || - numberUpTo > -1 && validTimeUnits.indexOf(value.slice(numberUpTo + 1)) > -1; -} - -function isTimingFunction() { - var isTimingFunctionKeyword = isKeyword('*-timing-function'); - - return function (value) { - return isTimingFunctionKeyword(value) || timingFunctionRegex.test(value); - }; -} - -function isUnit(validUnits, value) { - var numberUpTo = scanForNumber(value); - - return numberUpTo == value.length && parseInt(value) === 0 || - numberUpTo > -1 && validUnits.indexOf(value.slice(numberUpTo + 1)) > -1 || - value == 'auto' || - value == 'inherit'; -} - -function isUrl(value) { - return urlRegex.test(value); -} - -function isZIndex(value) { - return value == 'auto' || - isNumber(value) || - isKeyword('^')(value); -} - -function scanForNumber(value) { - var hasDot = false; - var hasSign = false; - var character; - var i, l; - - for (i = 0, l = value.length; i < l; i++) { - character = value[i]; - - if (i === 0 && (character == PLUS_SIGN || character == MINUS_SIGN)) { - hasSign = true; - } else if (i > 0 && hasSign && (character == PLUS_SIGN || character == MINUS_SIGN)) { - return i - 1; - } else if (character == DECIMAL_DOT && !hasDot) { - hasDot = true; - } else if (character == DECIMAL_DOT && hasDot) { - return i - 1; - } else if (decimalRegex.test(character)) { - continue; - } else { - return i - 1; - } - } - - return i; -} - -function validator(compatibility) { - var validUnits = Units.slice(0).filter(function (value) { - return !(value in compatibility.units) || compatibility.units[value] === true; - }); - - return { - colorOpacity: compatibility.colors.opacity, - isAnimationDirectionKeyword: isKeyword('animation-direction'), - isAnimationFillModeKeyword: isKeyword('animation-fill-mode'), - isAnimationIterationCountKeyword: isKeyword('animation-iteration-count'), - isAnimationNameKeyword: isKeyword('animation-name'), - isAnimationPlayStateKeyword: isKeyword('animation-play-state'), - isTimingFunction: isTimingFunction(), - isBackgroundAttachmentKeyword: isKeyword('background-attachment'), - isBackgroundClipKeyword: isKeyword('background-clip'), - isBackgroundOriginKeyword: isKeyword('background-origin'), - isBackgroundPositionKeyword: isKeyword('background-position'), - isBackgroundRepeatKeyword: isKeyword('background-repeat'), - isBackgroundSizeKeyword: isKeyword('background-size'), - isColor: isColor, - isColorFunction: isColorFunction, - isDynamicUnit: isDynamicUnit, - isFontKeyword: isKeyword('font'), - isFontSizeKeyword: isKeyword('font-size'), - isFontStretchKeyword: isKeyword('font-stretch'), - isFontStyleKeyword: isKeyword('font-style'), - isFontVariantKeyword: isKeyword('font-variant'), - isFontWeightKeyword: isKeyword('font-weight'), - isFunction: isFunction, - isGlobal: isKeyword('^'), - isHslColor: isHslColor, - isIdentifier: isIdentifier, - isImage: isImage, - isKeyword: isKeyword, - isLineHeightKeyword: isKeyword('line-height'), - isListStylePositionKeyword: isKeyword('list-style-position'), - isListStyleTypeKeyword: isKeyword('list-style-type'), - isNumber: isNumber, - isPrefixed: isPrefixed, - isPositiveNumber: isPositiveNumber, - isRgbColor: isRgbColor, - isStyleKeyword: isKeyword('*-style'), - isTime: isTime, - isUnit: isUnit.bind(null, validUnits), - isUrl: isUrl, - isVariable: isVariable, - isWidth: isKeyword('width'), - isZIndex: isZIndex - }; -} - -module.exports = validator; diff --git a/node_modules/clean-css/lib/optimizer/wrap-for-optimizing.js b/node_modules/clean-css/lib/optimizer/wrap-for-optimizing.js deleted file mode 100644 index c516fbc4a..000000000 --- a/node_modules/clean-css/lib/optimizer/wrap-for-optimizing.js +++ /dev/null @@ -1,191 +0,0 @@ -var Hack = require('./hack'); - -var Marker = require('../tokenizer/marker'); -var Token = require('../tokenizer/token'); - -var Match = { - ASTERISK: '*', - BACKSLASH: '\\', - BANG: '!', - BANG_SUFFIX_PATTERN: /!\w+$/, - IMPORTANT_TOKEN: '!important', - IMPORTANT_TOKEN_PATTERN: new RegExp('!important$', 'i'), - IMPORTANT_WORD: 'important', - IMPORTANT_WORD_PATTERN: new RegExp('important$', 'i'), - SUFFIX_BANG_PATTERN: /!$/, - UNDERSCORE: '_', - VARIABLE_REFERENCE_PATTERN: /var\(--.+\)$/ -}; - -function wrapAll(properties, includeVariable, skipProperties) { - var wrapped = []; - var single; - var property; - var i; - - for (i = properties.length - 1; i >= 0; i--) { - property = properties[i]; - - if (property[0] != Token.PROPERTY) { - continue; - } - - if (!includeVariable && someVariableReferences(property)) { - continue; - } - - if (skipProperties && skipProperties.indexOf(property[1][1]) > -1) { - continue; - } - - single = wrapSingle(property); - single.all = properties; - single.position = i; - wrapped.unshift(single); - } - - return wrapped; -} - -function someVariableReferences(property) { - var i, l; - var value; - - // skipping `property` and property name tokens - for (i = 2, l = property.length; i < l; i++) { - value = property[i]; - - if (value[0] != Token.PROPERTY_VALUE) { - continue; - } - - if (isVariableReference(value[1])) { - return true; - } - } - - return false; -} - -function isVariableReference(value) { - return Match.VARIABLE_REFERENCE_PATTERN.test(value); -} - -function isMultiplex(property) { - var value; - var i, l; - - for (i = 3, l = property.length; i < l; i++) { - value = property[i]; - - if (value[0] == Token.PROPERTY_VALUE && (value[1] == Marker.COMMA || value[1] == Marker.FORWARD_SLASH)) { - return true; - } - } - - return false; -} - -function hackFrom(property) { - var match = false; - var name = property[1][1]; - var lastValue = property[property.length - 1]; - - if (name[0] == Match.UNDERSCORE) { - match = [Hack.UNDERSCORE]; - } else if (name[0] == Match.ASTERISK) { - match = [Hack.ASTERISK]; - } else if (lastValue[1][0] == Match.BANG && !lastValue[1].match(Match.IMPORTANT_WORD_PATTERN)) { - match = [Hack.BANG]; - } else if (lastValue[1].indexOf(Match.BANG) > 0 && !lastValue[1].match(Match.IMPORTANT_WORD_PATTERN) && Match.BANG_SUFFIX_PATTERN.test(lastValue[1])) { - match = [Hack.BANG]; - } else if (lastValue[1].indexOf(Match.BACKSLASH) > 0 && lastValue[1].indexOf(Match.BACKSLASH) == lastValue[1].length - Match.BACKSLASH.length - 1) { - match = [Hack.BACKSLASH, lastValue[1].substring(lastValue[1].indexOf(Match.BACKSLASH) + 1)]; - } else if (lastValue[1].indexOf(Match.BACKSLASH) === 0 && lastValue[1].length == 2) { - match = [Hack.BACKSLASH, lastValue[1].substring(1)]; - } - - return match; -} - -function isImportant(property) { - if (property.length < 3) - return false; - - var lastValue = property[property.length - 1]; - if (Match.IMPORTANT_TOKEN_PATTERN.test(lastValue[1])) { - return true; - } else if (Match.IMPORTANT_WORD_PATTERN.test(lastValue[1]) && Match.SUFFIX_BANG_PATTERN.test(property[property.length - 2][1])) { - return true; - } - - return false; -} - -function stripImportant(property) { - var lastValue = property[property.length - 1]; - var oneButLastValue = property[property.length - 2]; - - if (Match.IMPORTANT_TOKEN_PATTERN.test(lastValue[1])) { - lastValue[1] = lastValue[1].replace(Match.IMPORTANT_TOKEN_PATTERN, ''); - } else { - lastValue[1] = lastValue[1].replace(Match.IMPORTANT_WORD_PATTERN, ''); - oneButLastValue[1] = oneButLastValue[1].replace(Match.SUFFIX_BANG_PATTERN, ''); - } - - if (lastValue[1].length === 0) { - property.pop(); - } - - if (oneButLastValue[1].length === 0) { - property.pop(); - } -} - -function stripPrefixHack(property) { - property[1][1] = property[1][1].substring(1); -} - -function stripSuffixHack(property, hackFrom) { - var lastValue = property[property.length - 1]; - lastValue[1] = lastValue[1] - .substring(0, lastValue[1].indexOf(hackFrom[0] == Hack.BACKSLASH ? Match.BACKSLASH : Match.BANG)) - .trim(); - - if (lastValue[1].length === 0) { - property.pop(); - } -} - -function wrapSingle(property) { - var importantProperty = isImportant(property); - if (importantProperty) { - stripImportant(property); - } - - var whichHack = hackFrom(property); - if (whichHack[0] == Hack.ASTERISK || whichHack[0] == Hack.UNDERSCORE) { - stripPrefixHack(property); - } else if (whichHack[0] == Hack.BACKSLASH || whichHack[0] == Hack.BANG) { - stripSuffixHack(property, whichHack); - } - - return { - block: property[2] && property[2][0] == Token.PROPERTY_BLOCK, - components: [], - dirty: false, - hack: whichHack, - important: importantProperty, - name: property[1][1], - multiplex: property.length > 3 ? isMultiplex(property) : false, - position: 0, - shorthand: false, - unused: false, - value: property.slice(2) - }; -} - -module.exports = { - all: wrapAll, - single: wrapSingle -}; |