"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 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.applyWithFunction(sourceFile, walk); }; /* tslint:disable:object-literal-sort-keys */ Rule.metadata = { ruleName: "no-arg", description: "Disallows use of `arguments.callee`.", rationale: (_a = ["\n Using `arguments.callee` makes various performance optimizations impossible.\n See [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/arguments/callee)\n for more details on why to avoid `arguments.callee`."], _a.raw = ["\n Using \\`arguments.callee\\` makes various performance optimizations impossible.\n See [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/arguments/callee)\n for more details on why to avoid \\`arguments.callee\\`."], Lint.Utils.dedent(_a)), optionsDescription: "Not configurable.", options: null, optionExamples: [true], type: "functionality", typescriptOnly: false, }; /* tslint:enable:object-literal-sort-keys */ Rule.FAILURE_STRING = "Access to arguments.callee is forbidden"; return Rule; }(Lint.Rules.AbstractRule)); exports.Rule = Rule; function walk(ctx) { return ts.forEachChild(ctx.sourceFile, function cb(node) { if (tsutils_1.isPropertyAccessExpression(node) && node.name.text === "callee" && node.expression.kind === ts.SyntaxKind.Identifier && node.expression.text === "arguments") { return ctx.addFailureAtNode(node, Rule.FAILURE_STRING); } return ts.forEachChild(node, cb); }); } var _a;