125 lines
6.0 KiB
JavaScript
125 lines
6.0 KiB
JavaScript
"use strict";
|
|
/**
|
|
* @license
|
|
* Copyright 2013 Palantir Technologies, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var tslib_1 = require("tslib");
|
|
var tsutils_1 = require("tsutils");
|
|
var ts = require("typescript");
|
|
var Lint = require("../index");
|
|
var OPTION_USE_TABS = "tabs";
|
|
var OPTION_USE_SPACES = "spaces";
|
|
var OPTION_INDENT_SIZE_2 = 2;
|
|
var OPTION_INDENT_SIZE_4 = 4;
|
|
var Rule = /** @class */ (function (_super) {
|
|
tslib_1.__extends(Rule, _super);
|
|
function Rule() {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}
|
|
/* tslint:enable:object-literal-sort-keys */
|
|
Rule.FAILURE_STRING = function (expected) {
|
|
return expected + " indentation expected";
|
|
};
|
|
Rule.prototype.apply = function (sourceFile) {
|
|
var options = parseOptions(this.ruleArguments);
|
|
return options === undefined ? [] : this.applyWithFunction(sourceFile, walk, options);
|
|
};
|
|
/* tslint:disable:object-literal-sort-keys */
|
|
Rule.metadata = {
|
|
ruleName: "indent",
|
|
description: "Enforces indentation with tabs or spaces.",
|
|
rationale: (_a = ["\n Using only one of tabs or spaces for indentation leads to more consistent editor behavior,\n cleaner diffs in version control, and easier programmatic manipulation."], _a.raw = ["\n Using only one of tabs or spaces for indentation leads to more consistent editor behavior,\n cleaner diffs in version control, and easier programmatic manipulation."], Lint.Utils.dedent(_a)),
|
|
optionsDescription: (_b = ["\n One of the following arguments must be provided:\n\n * `", "` enforces consistent spaces.\n * `", "` enforces consistent tabs.\n\n A second optional argument specifies indentation size:\n\n * `", "` enforces 2 space indentation.\n * `", "` enforces 4 space indentation.\n\n Indentation size is required for auto-fixing, but not for rule checking.\n "], _b.raw = ["\n One of the following arguments must be provided:\n\n * \\`", "\\` enforces consistent spaces.\n * \\`", "\\` enforces consistent tabs.\n\n A second optional argument specifies indentation size:\n\n * \\`", "\\` enforces 2 space indentation.\n * \\`", "\\` enforces 4 space indentation.\n\n Indentation size is required for auto-fixing, but not for rule checking.\n "], Lint.Utils.dedent(_b, OPTION_USE_SPACES, OPTION_USE_TABS, OPTION_INDENT_SIZE_2.toString(), OPTION_INDENT_SIZE_4.toString())),
|
|
options: {
|
|
type: "array",
|
|
items: [
|
|
{
|
|
type: "string",
|
|
enum: [OPTION_USE_TABS, OPTION_USE_SPACES],
|
|
},
|
|
{
|
|
type: "number",
|
|
enum: [OPTION_INDENT_SIZE_2, OPTION_INDENT_SIZE_4],
|
|
},
|
|
],
|
|
minLength: 0,
|
|
maxLength: 5,
|
|
},
|
|
optionExamples: [
|
|
[true, OPTION_USE_SPACES],
|
|
[true, OPTION_USE_SPACES, OPTION_INDENT_SIZE_4],
|
|
[true, OPTION_USE_TABS, OPTION_INDENT_SIZE_2],
|
|
],
|
|
type: "maintainability",
|
|
typescriptOnly: false,
|
|
};
|
|
return Rule;
|
|
}(Lint.Rules.AbstractRule));
|
|
exports.Rule = Rule;
|
|
function parseOptions(ruleArguments) {
|
|
var type = ruleArguments[0];
|
|
if (type !== OPTION_USE_TABS && type !== OPTION_USE_SPACES) {
|
|
return undefined;
|
|
}
|
|
var size = ruleArguments[1];
|
|
return {
|
|
size: size === OPTION_INDENT_SIZE_2 || size === OPTION_INDENT_SIZE_4 ? size : undefined,
|
|
tabs: type === OPTION_USE_TABS,
|
|
};
|
|
}
|
|
function walk(ctx) {
|
|
var sourceFile = ctx.sourceFile, _a = ctx.options, tabs = _a.tabs, size = _a.size;
|
|
var regExp = tabs ? new RegExp(" ".repeat(size === undefined ? 1 : size)) : /\t/;
|
|
var failure = Rule.FAILURE_STRING(tabs ? "tab" : size === undefined ? "space" : size + " space");
|
|
for (var _i = 0, _b = tsutils_1.getLineRanges(sourceFile); _i < _b.length; _i++) {
|
|
var _c = _b[_i], pos = _c.pos, contentLength = _c.contentLength;
|
|
if (contentLength === 0) {
|
|
continue;
|
|
}
|
|
var line = sourceFile.text.substr(pos, contentLength);
|
|
var indentEnd = line.search(/\S/);
|
|
if (indentEnd === 0) {
|
|
continue;
|
|
}
|
|
if (indentEnd === -1) {
|
|
indentEnd = contentLength;
|
|
}
|
|
var whitespace = line.slice(0, indentEnd);
|
|
if (!regExp.test(whitespace)) {
|
|
continue;
|
|
}
|
|
var token = tsutils_1.getTokenAtPosition(sourceFile, pos);
|
|
if (token.kind !== ts.SyntaxKind.JsxText &&
|
|
(pos >= token.getStart(sourceFile) || tsutils_1.isPositionInComment(sourceFile, pos, token))) {
|
|
continue;
|
|
}
|
|
ctx.addFailureAt(pos, indentEnd, failure, createFix(pos, whitespace, tabs, size));
|
|
}
|
|
}
|
|
function createFix(lineStart, fullLeadingWhitespace, tabs, size) {
|
|
if (size === undefined) {
|
|
return undefined;
|
|
}
|
|
var replaceRegExp = tabs
|
|
? new RegExp("^( {" + size + "})+( {1," + (size - 1) + "})?", "g")
|
|
: /\t/g;
|
|
var replacement = fullLeadingWhitespace.replace(replaceRegExp, function (match) {
|
|
return (tabs ? "\t" : " ".repeat(size)).repeat(Math.ceil(match.length / size));
|
|
});
|
|
return new Lint.Replacement(lineStart, fullLeadingWhitespace.length, replacement);
|
|
}
|
|
var _a, _b;
|