4 * Copyright 2013 Palantir Technologies, Inc.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 Object.defineProperty(exports, "__esModule", { value: true });
19 var tslib_1 = require("tslib");
20 var tsutils_1 = require("tsutils");
21 var ts = require("typescript");
22 var Lint = require("../index");
23 var Rule = /** @class */ (function (_super) {
24 tslib_1.__extends(Rule, _super);
26 return _super !== null && _super.apply(this, arguments) || this;
28 Rule.prototype.apply = function (sourceFile) {
29 return this.applyWithFunction(sourceFile, walk);
31 /* tslint:disable:object-literal-sort-keys */
33 ruleName: "no-construct",
34 description: "Disallows access to the constructors of `String`, `Number`, and `Boolean`.",
35 descriptionDetails: "Disallows constructor use such as `new Number(foo)` but does not disallow `Number(foo)`.",
36 rationale: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\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."], ["\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."]))),
37 optionsDescription: "Not configurable.",
39 optionExamples: [true],
40 type: "functionality",
41 typescriptOnly: false,
43 /* tslint:enable:object-literal-sort-keys */
44 Rule.FAILURE_STRING = "Forbidden constructor, use a literal or simple function call instead";
46 }(Lint.Rules.AbstractRule));
49 return ts.forEachChild(ctx.sourceFile, function cb(node) {
50 if (tsutils_1.isNewExpression(node) && node.expression.kind === ts.SyntaxKind.Identifier) {
51 switch (node.expression.text) {
55 ctx.addFailure(node.getStart(ctx.sourceFile), node.expression.end, Rule.FAILURE_STRING);
58 return ts.forEachChild(node, cb);