eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
59 lines (58 loc) • 2.37 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
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const index_js_1 = require("../helpers/index.js");
const meta_js_1 = require("./meta.js");
exports.rule = {
meta: (0, index_js_1.generateMeta)(meta_js_1.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;
}
},
};