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Diffstat (limited to 'node_modules/es6-symbol')
21 files changed, 475 insertions, 0 deletions
diff --git a/node_modules/es6-symbol/.lint b/node_modules/es6-symbol/.lint new file mode 100644 index 000000000..df1e53cd5 --- /dev/null +++ b/node_modules/es6-symbol/.lint @@ -0,0 +1,15 @@ +@root + +module + +tabs +indent 2 +maxlen 100 + +ass +nomen +plusplus +newcap +vars + +predef+ Symbol diff --git a/node_modules/es6-symbol/.npmignore b/node_modules/es6-symbol/.npmignore new file mode 100644 index 000000000..155e41f69 --- /dev/null +++ b/node_modules/es6-symbol/.npmignore @@ -0,0 +1,4 @@ +.DS_Store +/node_modules +/npm-debug.log +/.lintcache diff --git a/node_modules/es6-symbol/.travis.yml b/node_modules/es6-symbol/.travis.yml new file mode 100644 index 000000000..0b1f5e4ae --- /dev/null +++ b/node_modules/es6-symbol/.travis.yml @@ -0,0 +1,11 @@ +sudo: false # http://docs.travis-ci.com/user/workers/container-based-infrastructure/ +language: node_js +node_js: + - 0.12 + - v4 + - v5 + - v6 + +notifications: + email: + - medikoo+es6-symbol@medikoo.com diff --git a/node_modules/es6-symbol/CHANGES b/node_modules/es6-symbol/CHANGES new file mode 100644 index 000000000..017d40915 --- /dev/null +++ b/node_modules/es6-symbol/CHANGES @@ -0,0 +1,57 @@ +v3.1.1 -- 2017.03.15 +* Improve documentation +* Improve error messages +* Update dependencies + +v3.1.0 -- 2016.06.03 +* Fix internals of symbol detection +* Ensure Symbol.prototype[Symbol.toPrimitive] in all cases returns primitive value + (fixes Node v6 support) +* Create native symbols whenver possible + +v3.0.2 -- 2015.12.12 +* Fix definition flow, so uneven state of Symbol implementation doesn't crash initialization of + polyfill. See #13 + +v3.0.1 -- 2015.10.22 +* Workaround for IE11 bug (reported in #12) + +v3.0.0 -- 2015.10.02 +* Reuse native symbols (e.g. iterator, toStringTag etc.) in a polyfill if they're available + Otherwise polyfill symbols may not be recognized by other functions +* Improve documentation + +v2.0.1 -- 2015.01.28 +* Fix Symbol.prototype[Symbol.isPrimitive] implementation +* Improve validation within Symbol.prototype.toString and + Symbol.prototype.valueOf + +v2.0.0 -- 2015.01.28 +* Update up to changes in specification: + * Implement `for` and `keyFor` + * Remove `Symbol.create` and `Symbol.isRegExp` + * Add `Symbol.match`, `Symbol.replace`, `Symbol.search`, `Symbol.species` and + `Symbol.split` +* Rename `validSymbol` to `validateSymbol` +* Improve documentation +* Remove dead test modules + +v1.0.0 -- 2015.01.26 +* Fix enumerability for symbol properties set normally (e.g. obj[symbol] = value) +* Introduce initialization via hidden constructor +* Fix isSymbol handling of polyfill values when native Symbol is present +* Fix spelling of LICENSE +* Configure lint scripts + +v0.1.1 -- 2014.10.07 +* Fix isImplemented, so it returns true in case of polyfill +* Improve documentations + +v0.1.0 -- 2014.04.28 +* Assure strictly npm dependencies +* Update to use latest versions of dependencies +* Fix implementation detection so it doesn't crash on `String(symbol)` +* throw on `new Symbol()` (as decided by TC39) + +v0.0.0 -- 2013.11.15 +* Initial (dev) version
\ No newline at end of file diff --git a/node_modules/es6-symbol/LICENSE b/node_modules/es6-symbol/LICENSE new file mode 100644 index 000000000..04724a3ab --- /dev/null +++ b/node_modules/es6-symbol/LICENSE @@ -0,0 +1,19 @@ +Copyright (C) 2013-2015 Mariusz Nowak (www.medikoo.com) + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. diff --git a/node_modules/es6-symbol/README.md b/node_modules/es6-symbol/README.md new file mode 100644 index 000000000..fea99062e --- /dev/null +++ b/node_modules/es6-symbol/README.md @@ -0,0 +1,71 @@ +# es6-symbol +## ECMAScript 6 Symbol polyfill + +For more information about symbols see following links +- [Symbols in ECMAScript 6 by Axel Rauschmayer](http://www.2ality.com/2014/12/es6-symbols.html) +- [MDN Documentation](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol) +- [Specification](http://people.mozilla.org/~jorendorff/es6-draft.html#sec-symbol-constructor) + +### Limitations + +Underneath it uses real string property names which can easily be retrieved, however accidental collision with other property names is unlikely. + +### Usage + +If you'd like to use native version when it exists and fallback to [ponyfill](https://ponyfill.com) if it doesn't, use *es6-symbol* as following: + +```javascript +var Symbol = require('es6-symbol'); +``` + +If you want to make sure your environment implements `Symbol` globally, do: + +```javascript +require('es6-symbol/implement'); +``` + +If you strictly want to use polyfill even if native `Symbol` exists (hard to find a good reason for that), do: + +```javascript +var Symbol = require('es6-symbol/polyfill'); +``` + +#### API + +Best is to refer to [specification](http://people.mozilla.org/~jorendorff/es6-draft.html#sec-symbol-objects). Still if you want quick look, follow examples: + +```javascript +var Symbol = require('es6-symbol'); + +var symbol = Symbol('My custom symbol'); +var x = {}; + +x[symbol] = 'foo'; +console.log(x[symbol]); 'foo' + +// Detect iterable: +var iterator, result; +if (possiblyIterable[Symbol.iterator]) { + iterator = possiblyIterable[Symbol.iterator](); + result = iterator.next(); + while(!result.done) { + console.log(result.value); + result = iterator.next(); + } +} +``` + +### Installation +#### NPM + +In your project path: + + $ npm install es6-symbol + +##### Browser + +To port it to Browser or any other (non CJS) environment, use your favorite CJS bundler. No favorite yet? Try: [Browserify](http://browserify.org/), [Webmake](https://github.com/medikoo/modules-webmake) or [Webpack](http://webpack.github.io/) + +## Tests [](https://travis-ci.org/medikoo/es6-symbol) + + $ npm test diff --git a/node_modules/es6-symbol/implement.js b/node_modules/es6-symbol/implement.js new file mode 100644 index 000000000..153edacdb --- /dev/null +++ b/node_modules/es6-symbol/implement.js @@ -0,0 +1,7 @@ +'use strict'; + +if (!require('./is-implemented')()) { + Object.defineProperty(require('es5-ext/global'), 'Symbol', + { value: require('./polyfill'), configurable: true, enumerable: false, + writable: true }); +} diff --git a/node_modules/es6-symbol/index.js b/node_modules/es6-symbol/index.js new file mode 100644 index 000000000..609f1faf5 --- /dev/null +++ b/node_modules/es6-symbol/index.js @@ -0,0 +1,3 @@ +'use strict'; + +module.exports = require('./is-implemented')() ? Symbol : require('./polyfill'); diff --git a/node_modules/es6-symbol/is-implemented.js b/node_modules/es6-symbol/is-implemented.js new file mode 100644 index 000000000..93629d2f8 --- /dev/null +++ b/node_modules/es6-symbol/is-implemented.js @@ -0,0 +1,17 @@ +'use strict'; + +var validTypes = { object: true, symbol: true }; + +module.exports = function () { + var symbol; + if (typeof Symbol !== 'function') return false; + symbol = Symbol('test symbol'); + try { String(symbol); } catch (e) { return false; } + + // Return 'true' also for polyfills + if (!validTypes[typeof Symbol.iterator]) return false; + if (!validTypes[typeof Symbol.toPrimitive]) return false; + if (!validTypes[typeof Symbol.toStringTag]) return false; + + return true; +}; diff --git a/node_modules/es6-symbol/is-native-implemented.js b/node_modules/es6-symbol/is-native-implemented.js new file mode 100644 index 000000000..8676d0e8d --- /dev/null +++ b/node_modules/es6-symbol/is-native-implemented.js @@ -0,0 +1,5 @@ +// Exports true if environment provides native `Symbol` implementation + +'use strict'; + +module.exports = typeof Symbol === 'function' && typeof Symbol() === 'symbol'; diff --git a/node_modules/es6-symbol/is-symbol.js b/node_modules/es6-symbol/is-symbol.js new file mode 100644 index 000000000..074cb07fb --- /dev/null +++ b/node_modules/es6-symbol/is-symbol.js @@ -0,0 +1,9 @@ +'use strict'; + +module.exports = function (x) { + if (!x) return false; + if (typeof x === 'symbol') return true; + if (!x.constructor) return false; + if (x.constructor.name !== 'Symbol') return false; + return (x[x.constructor.toStringTag] === 'Symbol'); +}; diff --git a/node_modules/es6-symbol/package.json b/node_modules/es6-symbol/package.json new file mode 100644 index 000000000..db6205bdf --- /dev/null +++ b/node_modules/es6-symbol/package.json @@ -0,0 +1,35 @@ +{ + "name": "es6-symbol", + "version": "3.1.1", + "description": "ECMAScript 6 Symbol polyfill", + "author": "Mariusz Nowak <medyk@medikoo.com> (http://www.medikoo.com/)", + "keywords": [ + "symbol", + "private", + "property", + "es6", + "ecmascript", + "harmony", + "ponyfill", + "polyfill" + ], + "repository": { + "type": "git", + "url": "git://github.com/medikoo/es6-symbol.git" + }, + "dependencies": { + "d": "1", + "es5-ext": "~0.10.14" + }, + "devDependencies": { + "tad": "~0.2.7", + "xlint": "~0.2.2", + "xlint-jslint-medikoo": "~0.1.4" + }, + "scripts": { + "lint": "node node_modules/xlint/bin/xlint --linter=node_modules/xlint-jslint-medikoo/index.js --no-cache --no-stream", + "lint-console": "node node_modules/xlint/bin/xlint --linter=node_modules/xlint-jslint-medikoo/index.js --watch", + "test": "node ./node_modules/tad/bin/tad" + }, + "license": "MIT" +} diff --git a/node_modules/es6-symbol/polyfill.js b/node_modules/es6-symbol/polyfill.js new file mode 100644 index 000000000..dca879a3e --- /dev/null +++ b/node_modules/es6-symbol/polyfill.js @@ -0,0 +1,118 @@ +// ES2015 Symbol polyfill for environments that do not (or partially) support it + +'use strict'; + +var d = require('d') + , validateSymbol = require('./validate-symbol') + + , create = Object.create, defineProperties = Object.defineProperties + , defineProperty = Object.defineProperty, objPrototype = Object.prototype + , NativeSymbol, SymbolPolyfill, HiddenSymbol, globalSymbols = create(null) + , isNativeSafe; + +if (typeof Symbol === 'function') { + NativeSymbol = Symbol; + try { + String(NativeSymbol()); + isNativeSafe = true; + } catch (ignore) {} +} + +var generateName = (function () { + var created = create(null); + return function (desc) { + var postfix = 0, name, ie11BugWorkaround; + while (created[desc + (postfix || '')]) ++postfix; + desc += (postfix || ''); + created[desc] = true; + name = '@@' + desc; + defineProperty(objPrototype, name, d.gs(null, function (value) { + // For IE11 issue see: + // https://connect.microsoft.com/IE/feedbackdetail/view/1928508/ + // ie11-broken-getters-on-dom-objects + // https://github.com/medikoo/es6-symbol/issues/12 + if (ie11BugWorkaround) return; + ie11BugWorkaround = true; + defineProperty(this, name, d(value)); + ie11BugWorkaround = false; + })); + return name; + }; +}()); + +// Internal constructor (not one exposed) for creating Symbol instances. +// This one is used to ensure that `someSymbol instanceof Symbol` always return false +HiddenSymbol = function Symbol(description) { + if (this instanceof HiddenSymbol) throw new TypeError('Symbol is not a constructor'); + return SymbolPolyfill(description); +}; + +// Exposed `Symbol` constructor +// (returns instances of HiddenSymbol) +module.exports = SymbolPolyfill = function Symbol(description) { + var symbol; + if (this instanceof Symbol) throw new TypeError('Symbol is not a constructor'); + if (isNativeSafe) return NativeSymbol(description); + symbol = create(HiddenSymbol.prototype); + description = (description === undefined ? '' : String(description)); + return defineProperties(symbol, { + __description__: d('', description), + __name__: d('', generateName(description)) + }); +}; +defineProperties(SymbolPolyfill, { + for: d(function (key) { + if (globalSymbols[key]) return globalSymbols[key]; + return (globalSymbols[key] = SymbolPolyfill(String(key))); + }), + keyFor: d(function (s) { + var key; + validateSymbol(s); + for (key in globalSymbols) if (globalSymbols[key] === s) return key; + }), + + // To ensure proper interoperability with other native functions (e.g. Array.from) + // fallback to eventual native implementation of given symbol + hasInstance: d('', (NativeSymbol && NativeSymbol.hasInstance) || SymbolPolyfill('hasInstance')), + isConcatSpreadable: d('', (NativeSymbol && NativeSymbol.isConcatSpreadable) || + SymbolPolyfill('isConcatSpreadable')), + iterator: d('', (NativeSymbol && NativeSymbol.iterator) || SymbolPolyfill('iterator')), + match: d('', (NativeSymbol && NativeSymbol.match) || SymbolPolyfill('match')), + replace: d('', (NativeSymbol && NativeSymbol.replace) || SymbolPolyfill('replace')), + search: d('', (NativeSymbol && NativeSymbol.search) || SymbolPolyfill('search')), + species: d('', (NativeSymbol && NativeSymbol.species) || SymbolPolyfill('species')), + split: d('', (NativeSymbol && NativeSymbol.split) || SymbolPolyfill('split')), + toPrimitive: d('', (NativeSymbol && NativeSymbol.toPrimitive) || SymbolPolyfill('toPrimitive')), + toStringTag: d('', (NativeSymbol && NativeSymbol.toStringTag) || SymbolPolyfill('toStringTag')), + unscopables: d('', (NativeSymbol && NativeSymbol.unscopables) || SymbolPolyfill('unscopables')) +}); + +// Internal tweaks for real symbol producer +defineProperties(HiddenSymbol.prototype, { + constructor: d(SymbolPolyfill), + toString: d('', function () { return this.__name__; }) +}); + +// Proper implementation of methods exposed on Symbol.prototype +// They won't be accessible on produced symbol instances as they derive from HiddenSymbol.prototype +defineProperties(SymbolPolyfill.prototype, { + toString: d(function () { return 'Symbol (' + validateSymbol(this).__description__ + ')'; }), + valueOf: d(function () { return validateSymbol(this); }) +}); +defineProperty(SymbolPolyfill.prototype, SymbolPolyfill.toPrimitive, d('', function () { + var symbol = validateSymbol(this); + if (typeof symbol === 'symbol') return symbol; + return symbol.toString(); +})); +defineProperty(SymbolPolyfill.prototype, SymbolPolyfill.toStringTag, d('c', 'Symbol')); + +// Proper implementaton of toPrimitive and toStringTag for returned symbol instances +defineProperty(HiddenSymbol.prototype, SymbolPolyfill.toStringTag, + d('c', SymbolPolyfill.prototype[SymbolPolyfill.toStringTag])); + +// Note: It's important to define `toPrimitive` as last one, as some implementations +// implement `toPrimitive` natively without implementing `toStringTag` (or other specified symbols) +// And that may invoke error in definition flow: +// See: https://github.com/medikoo/es6-symbol/issues/13#issuecomment-164146149 +defineProperty(HiddenSymbol.prototype, SymbolPolyfill.toPrimitive, + d('c', SymbolPolyfill.prototype[SymbolPolyfill.toPrimitive])); diff --git a/node_modules/es6-symbol/test/implement.js b/node_modules/es6-symbol/test/implement.js new file mode 100644 index 000000000..eb35c3018 --- /dev/null +++ b/node_modules/es6-symbol/test/implement.js @@ -0,0 +1,3 @@ +'use strict'; + +module.exports = function (t, a) { a(typeof Symbol, 'function'); }; diff --git a/node_modules/es6-symbol/test/index.js b/node_modules/es6-symbol/test/index.js new file mode 100644 index 000000000..62b3296df --- /dev/null +++ b/node_modules/es6-symbol/test/index.js @@ -0,0 +1,12 @@ +'use strict'; + +var d = require('d') + + , defineProperty = Object.defineProperty; + +module.exports = function (T, a) { + var symbol = T('test'), x = {}; + defineProperty(x, symbol, d('foo')); + a(x.test, undefined, "Name"); + a(x[symbol], 'foo', "Get"); +}; diff --git a/node_modules/es6-symbol/test/is-implemented.js b/node_modules/es6-symbol/test/is-implemented.js new file mode 100644 index 000000000..bb0d64536 --- /dev/null +++ b/node_modules/es6-symbol/test/is-implemented.js @@ -0,0 +1,14 @@ +'use strict'; + +var global = require('es5-ext/global') + , polyfill = require('../polyfill'); + +module.exports = function (t, a) { + var cache; + a(typeof t(), 'boolean'); + cache = global.Symbol; + global.Symbol = polyfill; + a(t(), true); + if (cache === undefined) delete global.Symbol; + else global.Symbol = cache; +}; diff --git a/node_modules/es6-symbol/test/is-native-implemented.js b/node_modules/es6-symbol/test/is-native-implemented.js new file mode 100644 index 000000000..df8ba0323 --- /dev/null +++ b/node_modules/es6-symbol/test/is-native-implemented.js @@ -0,0 +1,3 @@ +'use strict'; + +module.exports = function (t, a) { a(typeof t, 'boolean'); }; diff --git a/node_modules/es6-symbol/test/is-symbol.js b/node_modules/es6-symbol/test/is-symbol.js new file mode 100644 index 000000000..ac24b9abb --- /dev/null +++ b/node_modules/es6-symbol/test/is-symbol.js @@ -0,0 +1,16 @@ +'use strict'; + +var SymbolPoly = require('../polyfill'); + +module.exports = function (t, a) { + a(t(undefined), false, "Undefined"); + a(t(null), false, "Null"); + a(t(true), false, "Primitive"); + a(t('raz'), false, "String"); + a(t({}), false, "Object"); + a(t([]), false, "Array"); + if (typeof Symbol !== 'undefined') { + a(t(Symbol()), true, "Native"); + } + a(t(SymbolPoly()), true, "Polyfill"); +}; diff --git a/node_modules/es6-symbol/test/polyfill.js b/node_modules/es6-symbol/test/polyfill.js new file mode 100644 index 000000000..8b657905d --- /dev/null +++ b/node_modules/es6-symbol/test/polyfill.js @@ -0,0 +1,29 @@ +'use strict'; + +var d = require('d') + , isSymbol = require('../is-symbol') + + , defineProperty = Object.defineProperty; + +module.exports = function (T, a) { + var symbol = T('test'), x = {}; + defineProperty(x, symbol, d('foo')); + a(x.test, undefined, "Name"); + a(x[symbol], 'foo', "Get"); + a(x instanceof T, false); + + a(isSymbol(symbol), true, "Symbol"); + a(isSymbol(T.iterator), true, "iterator"); + a(isSymbol(T.toStringTag), true, "toStringTag"); + + x = {}; + x[symbol] = 'foo'; + if (typeof symbol !== 'symbol') { + a.deep(Object.getOwnPropertyDescriptor(x, symbol), { configurable: true, enumerable: false, + value: 'foo', writable: true }); + } + symbol = T.for('marko'); + a(isSymbol(symbol), true); + a(T.for('marko'), symbol); + a(T.keyFor(symbol), 'marko'); +}; diff --git a/node_modules/es6-symbol/test/validate-symbol.js b/node_modules/es6-symbol/test/validate-symbol.js new file mode 100644 index 000000000..2c8f84c82 --- /dev/null +++ b/node_modules/es6-symbol/test/validate-symbol.js @@ -0,0 +1,19 @@ +'use strict'; + +var SymbolPoly = require('../polyfill'); + +module.exports = function (t, a) { + var symbol; + a.throws(function () { t(undefined); }, TypeError, "Undefined"); + a.throws(function () { t(null); }, TypeError, "Null"); + a.throws(function () { t(true); }, TypeError, "Primitive"); + a.throws(function () { t('raz'); }, TypeError, "String"); + a.throws(function () { t({}); }, TypeError, "Object"); + a.throws(function () { t([]); }, TypeError, "Array"); + if (typeof Symbol !== 'undefined') { + symbol = Symbol(); + a(t(symbol), symbol, "Native"); + } + symbol = SymbolPoly(); + a(t(symbol), symbol, "Polyfill"); +}; diff --git a/node_modules/es6-symbol/validate-symbol.js b/node_modules/es6-symbol/validate-symbol.js new file mode 100644 index 000000000..42750043d --- /dev/null +++ b/node_modules/es6-symbol/validate-symbol.js @@ -0,0 +1,8 @@ +'use strict'; + +var isSymbol = require('./is-symbol'); + +module.exports = function (value) { + if (!isSymbol(value)) throw new TypeError(value + " is not a symbol"); + return value; +}; |