92 lines
4.3 KiB
JavaScript
92 lines
4.3 KiB
JavaScript
/**
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* @license
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* Copyright 2013 Palantir Technologies, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var Lint = require("../index");
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var Rule = (function (_super) {
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__extends(Rule, _super);
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function Rule() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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Rule.prototype.isEnabled = function () {
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var ruleArguments = this.getOptions().ruleArguments;
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if (_super.prototype.isEnabled.call(this)) {
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var option = ruleArguments[0];
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if (typeof option === "number" && option > 0) {
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return true;
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}
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}
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return false;
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};
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Rule.prototype.apply = function (sourceFile) {
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var ruleFailures = [];
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var ruleArguments = this.getOptions().ruleArguments;
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var lineLimit = ruleArguments[0];
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var lineStarts = sourceFile.getLineStarts();
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var errorString = Rule.FAILURE_STRING_FACTORY(lineLimit);
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var disabledIntervals = this.getOptions().disabledIntervals;
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var source = sourceFile.getFullText();
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for (var i = 0; i < lineStarts.length - 1; ++i) {
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var from = lineStarts[i];
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var to = lineStarts[i + 1];
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if ((to - from - 1) > lineLimit && !((to - from - 2) === lineLimit && source[to - 2] === "\r")) {
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// first condition above is whether the line (minus the newline) is larger than the line limit
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// second two check for windows line endings, that is, check to make sure it is not the case
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// that we are only over by the limit by exactly one and that the character we are over the
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// limit by is a '\r' character which does not count against the limit
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// (and thus we are not actually over the limit).
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var ruleFailure = new Lint.RuleFailure(sourceFile, from, to - 1, errorString, this.getOptions().ruleName);
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if (!Lint.doesIntersect(ruleFailure, disabledIntervals)) {
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ruleFailures.push(ruleFailure);
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}
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}
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}
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return ruleFailures;
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};
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return Rule;
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}(Lint.Rules.AbstractRule));
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/* tslint:disable:object-literal-sort-keys */
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Rule.metadata = {
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ruleName: "max-line-length",
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description: "Requires lines to be under a certain max length.",
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rationale: (_a = ["\n Limiting the length of a line of code improves code readability.\n It also makes comparing code side-by-side easier and improves compatibility with\n various editors, IDEs, and diff viewers."], _a.raw = ["\n Limiting the length of a line of code improves code readability.\n It also makes comparing code side-by-side easier and improves compatibility with\n various editors, IDEs, and diff viewers."], Lint.Utils.dedent(_a)),
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optionsDescription: "An integer indicating the max length of lines.",
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options: {
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type: "number",
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minimum: "1",
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},
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optionExamples: ["[true, 120]"],
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type: "maintainability",
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typescriptOnly: false,
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};
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/* tslint:enable:object-literal-sort-keys */
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Rule.FAILURE_STRING_FACTORY = function (lineLimit) {
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return "Exceeds maximum line length of " + lineLimit;
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};
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exports.Rule = Rule;
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var _a;
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