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author | Florian Dold <florian.dold@gmail.com> | 2017-05-28 00:38:50 +0200 |
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committer | Florian Dold <florian.dold@gmail.com> | 2017-05-28 00:40:43 +0200 |
commit | 7fff4499fd915bcea3fa93b1aa8b35f4fe7a6027 (patch) | |
tree | 6de9a1aebd150a23b7f8c273ec657a5d0a18fe3e /node_modules/tslint/lib/rules/indentRule.js | |
parent | 963b7a41feb29cc4be090a2446bdfe0c1f1bcd81 (diff) | |
download | wallet-core-7fff4499fd915bcea3fa93b1aa8b35f4fe7a6027.tar.xz |
add linting (and some initial fixes)
Diffstat (limited to 'node_modules/tslint/lib/rules/indentRule.js')
-rw-r--r-- | node_modules/tslint/lib/rules/indentRule.js | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/node_modules/tslint/lib/rules/indentRule.js b/node_modules/tslint/lib/rules/indentRule.js new file mode 100644 index 000000000..7d133a13b --- /dev/null +++ b/node_modules/tslint/lib/rules/indentRule.js @@ -0,0 +1,179 @@ +"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 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 = (function (_super) { + tslib_1.__extends(Rule, _super); + function Rule() { + return _super !== null && _super.apply(this, arguments) || this; + } + Rule.prototype.apply = function (sourceFile) { + return this.applyWithWalker(new IndentWalker(sourceFile, this.getOptions())); + }; + return Rule; +}(Lint.Rules.AbstractRule)); +/* 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, +}; +/* tslint:enable:object-literal-sort-keys */ +Rule.FAILURE_STRING_TABS = "tab indentation expected"; +Rule.FAILURE_STRING_SPACES = "space indentation expected"; +exports.Rule = Rule; +// visit every token and enforce that only the right character is used for indentation +var IndentWalker = (function (_super) { + tslib_1.__extends(IndentWalker, _super); + function IndentWalker(sourceFile, options) { + var _this = _super.call(this, sourceFile, options) || this; + // fixer is only provided with the indent size arg + if (_this.getOptions().length === 2 && typeof _this.getOptions()[1] === "number" + && (_this.getOptions()[1] === OPTION_INDENT_SIZE_2 || _this.getOptions()[1] === OPTION_INDENT_SIZE_4)) { + // tslint:disable-next-line:no-unsafe-any + var size_1 = _this.getOptions()[1]; + var replaceRegExp_1; + var replaceIndent_1; + if (_this.hasOption(OPTION_USE_TABS)) { + _this.regExp = new RegExp(" ".repeat(size_1)); + _this.failureString = Rule.FAILURE_STRING_TABS; + // we want to find every group of `size` spaces, plus up to one 'incomplete' group + replaceRegExp_1 = new RegExp("^( {" + size_1 + "})+( {1," + (size_1 - 1) + "})?", "g"); + replaceIndent_1 = "\t"; + } + else if (_this.hasOption(OPTION_USE_SPACES)) { + _this.regExp = new RegExp("\t"); + _this.failureString = size_1 + " " + Rule.FAILURE_STRING_SPACES; + replaceRegExp_1 = new RegExp("\t", "g"); + replaceIndent_1 = " ".repeat(size_1); + } + _this.replacementFactory = function (lineStart, fullLeadingWhitespace) { + return new Lint.Replacement(lineStart, fullLeadingWhitespace.length, fullLeadingWhitespace.replace(replaceRegExp_1, function (match) { return replaceIndent_1.repeat(Math.ceil(match.length / size_1)); })); + }; + } + else { + if (_this.hasOption(OPTION_USE_TABS)) { + _this.regExp = new RegExp(" "); + _this.failureString = Rule.FAILURE_STRING_TABS; + } + else if (_this.hasOption(OPTION_USE_SPACES)) { + _this.regExp = new RegExp("\t"); + _this.failureString = Rule.FAILURE_STRING_SPACES; + } + _this.replacementFactory = function () { return undefined; }; + } + return _this; + } + IndentWalker.prototype.visitSourceFile = function (node) { + if (!this.hasOption(OPTION_USE_TABS) && !this.hasOption(OPTION_USE_SPACES)) { + // if we don't have either option, no need to check anything, and no need to call super, so just return + return; + } + var endOfComment = -1; + var endOfTemplateString = -1; + var scanner = ts.createScanner(ts.ScriptTarget.ES5, false, ts.LanguageVariant.Standard, node.text); + for (var _i = 0, _a = node.getLineStarts(); _i < _a.length; _i++) { + var lineStart = _a[_i]; + if (lineStart < endOfComment || lineStart < endOfTemplateString) { + // skip checking lines inside multi-line comments or template strings + continue; + } + scanner.setTextPos(lineStart); + var currentScannedType = scanner.scan(); + var fullLeadingWhitespace = ""; + var lastStartPos = -1; + while (currentScannedType === ts.SyntaxKind.WhitespaceTrivia) { + var startPos = scanner.getStartPos(); + if (startPos === lastStartPos) { + break; + } + lastStartPos = startPos; + fullLeadingWhitespace += scanner.getTokenText(); + currentScannedType = scanner.scan(); + } + var commentRanges = ts.getTrailingCommentRanges(node.text, lineStart); + if (commentRanges !== undefined) { + endOfComment = commentRanges[commentRanges.length - 1].end; + } + else { + var scanType = currentScannedType; + // scan until we reach end of line, skipping over template strings + while (scanType !== ts.SyntaxKind.NewLineTrivia && scanType !== ts.SyntaxKind.EndOfFileToken) { + if (scanType === ts.SyntaxKind.NoSubstitutionTemplateLiteral) { + // template string without expressions - skip past it + endOfTemplateString = scanner.getStartPos() + scanner.getTokenText().length; + } + else if (scanType === ts.SyntaxKind.TemplateHead) { + // find end of template string containing expressions... + while (scanType !== ts.SyntaxKind.TemplateTail && scanType !== ts.SyntaxKind.EndOfFileToken) { + scanType = scanner.scan(); + if (scanType === ts.SyntaxKind.CloseBraceToken) { + scanType = scanner.reScanTemplateToken(); + } + } + // ... and skip past it + endOfTemplateString = scanner.getStartPos() + scanner.getTokenText().length; + } + scanType = scanner.scan(); + } + } + switch (currentScannedType) { + case ts.SyntaxKind.SingleLineCommentTrivia: + case ts.SyntaxKind.MultiLineCommentTrivia: + case ts.SyntaxKind.NewLineTrivia: + // ignore lines that have comments before the first token + continue; + } + if (this.regExp.test(fullLeadingWhitespace)) { + this.addFailureAt(lineStart, fullLeadingWhitespace.length, this.failureString, this.replacementFactory(lineStart, fullLeadingWhitespace)); + } + } + // no need to call super to visit the rest of the nodes, so don't call super here + }; + return IndentWalker; +}(Lint.RuleWalker)); +var _a, _b; |