eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
92 lines (91 loc) • 3.74 kB
JavaScript
;
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the Sonar Source-Available License Version 1, as published by SonarSource SA.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the Sonar Source-Available License for more details.
*
* You should have received a copy of the Sonar Source-Available License
* along with this program; if not, see https://sonarsource.com/license/ssal/
*/
// https://sonarsource.github.io/rspec/#/rspec/S1264
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const index_js_1 = require("../helpers/index.js");
const meta = __importStar(require("./generated-meta.js"));
exports.rule = {
meta: (0, index_js_1.generateMeta)(meta, {
messages: {
replaceForWithWhileLoop: 'Replace this "for" loop with a "while" loop.',
},
fixable: 'code',
}),
create(context) {
return {
ForStatement(forLoop) {
const forKeyword = context.sourceCode.getFirstToken(forLoop);
if (!forLoop.init && !forLoop.update && forLoop.test && forKeyword) {
context.report({
messageId: `replaceForWithWhileLoop`,
loc: forKeyword.loc,
fix: getFix(forLoop),
});
}
},
};
function getFix(forLoop) {
const forLoopRange = forLoop.range;
const closingParenthesisToken = context.sourceCode.getTokenBefore(forLoop.body);
const condition = forLoop.test;
if (condition && forLoopRange && closingParenthesisToken) {
return (fixer) => {
const start = forLoopRange[0];
const end = closingParenthesisToken.range[1];
const conditionText = context.sourceCode.getText(condition);
return fixer.replaceTextRange([start, end], `while (${conditionText})`);
};
}
return undefined;
}
},
};