"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); }; return Rule; }(Lint.Rules.AbstractRule)); /* tslint:disable:object-literal-sort-keys */ Rule.metadata = { ruleName: "no-construct", description: "Disallows access to the constructors of `String`, `Number`, and `Boolean`.", descriptionDetails: "Disallows constructor use such as `new Number(foo)` but does not disallow `Number(foo)`.", rationale: (_a = ["\n There is little reason to use `String`, `Number`, or `Boolean` as constructors.\n In almost all cases, the regular function-call version is more appropriate.\n [More details](http://stackoverflow.com/q/4719320/3124288) are available on StackOverflow."], _a.raw = ["\n There is little reason to use \\`String\\`, \\`Number\\`, or \\`Boolean\\` as constructors.\n In almost all cases, the regular function-call version is more appropriate.\n [More details](http://stackoverflow.com/q/4719320/3124288) are available on StackOverflow."], Lint.Utils.dedent(_a)), optionsDescription: "Not configurable.", options: null, optionExamples: [true], type: "functionality", typescriptOnly: false, }; /* tslint:enable:object-literal-sort-keys */ Rule.FAILURE_STRING = "Forbidden constructor, use a literal or simple function call instead"; exports.Rule = Rule; function walk(ctx) { return ts.forEachChild(ctx.sourceFile, function cb(node) { if (tsutils_1.isNewExpression(node) && node.expression.kind === ts.SyntaxKind.Identifier) { switch (node.expression.text) { case "Boolean": case "String": case "Number": ctx.addFailure(node.getStart(ctx.sourceFile), node.expression.end, Rule.FAILURE_STRING); } } return ts.forEachChild(node, cb); }); } var _a;