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"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 ts = require("typescript");
var Lint = require("../index");
var Rule = /** @class */ (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-bitwise",
description: "Disallows bitwise operators.",
descriptionDetails: (_a = ["\n Specifically, the following bitwise operators are banned:\n `&`, `&=`, `|`, `|=`,\n `^`, `^=`, `<<`, `<<=`,\n `>>`, `>>=`, `>>>`, `>>>=`, and `~`.\n This rule does not ban the use of `&` and `|` for intersection and union types."], _a.raw = ["\n Specifically, the following bitwise operators are banned:\n \\`&\\`, \\`&=\\`, \\`|\\`, \\`|=\\`,\n \\`^\\`, \\`^=\\`, \\`<<\\`, \\`<<=\\`,\n \\`>>\\`, \\`>>=\\`, \\`>>>\\`, \\`>>>=\\`, and \\`~\\`.\n This rule does not ban the use of \\`&\\` and \\`|\\` for intersection and union types."], Lint.Utils.dedent(_a)),
rationale: (_b = ["\n Bitwise operators are often typos - for example `bool1 & bool2` instead of `bool1 && bool2`.\n They also can be an indicator of overly clever code which decreases maintainability."], _b.raw = ["\n Bitwise operators are often typos - for example \\`bool1 & bool2\\` instead of \\`bool1 && bool2\\`.\n They also can be an indicator of overly clever code which decreases maintainability."], Lint.Utils.dedent(_b)),
optionsDescription: "Not configurable.",
options: null,
optionExamples: [true],
type: "functionality",
typescriptOnly: false,
};
/* tslint:enable:object-literal-sort-keys */
Rule.FAILURE_STRING = "Forbidden bitwise operation";
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
function walk(ctx) {
return ts.forEachChild(ctx.sourceFile, function cb(node) {
if (node.kind === ts.SyntaxKind.BinaryExpression) {
switch (node.operatorToken.kind) {
case ts.SyntaxKind.AmpersandToken:
case ts.SyntaxKind.AmpersandEqualsToken:
case ts.SyntaxKind.BarToken:
case ts.SyntaxKind.BarEqualsToken:
case ts.SyntaxKind.CaretToken:
case ts.SyntaxKind.CaretEqualsToken:
case ts.SyntaxKind.LessThanLessThanToken:
case ts.SyntaxKind.LessThanLessThanEqualsToken:
case ts.SyntaxKind.GreaterThanGreaterThanToken:
case ts.SyntaxKind.GreaterThanGreaterThanEqualsToken:
case ts.SyntaxKind.GreaterThanGreaterThanGreaterThanToken:
case ts.SyntaxKind.GreaterThanGreaterThanGreaterThanEqualsToken:
ctx.addFailureAtNode(node, Rule.FAILURE_STRING);
}
}
else if (node.kind === ts.SyntaxKind.PrefixUnaryExpression &&
node.operator === ts.SyntaxKind.TildeToken) {
ctx.addFailureAtNode(node, Rule.FAILURE_STRING);
}
return ts.forEachChild(node, cb);
});
}
var _a, _b;
|