58 lines
2.6 KiB
JavaScript
58 lines
2.6 KiB
JavaScript
"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-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";
|
|
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;
|