eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
72 lines (71 loc) • 2.91 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/S6326/javascript
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");
const rule_template_js_1 = require("../helpers/regex/rule-template.js");
const range_js_1 = require("../helpers/regex/range.js");
exports.rule = (0, rule_template_js_1.createRegExpRule)(context => {
let rawPattern;
return {
onRegExpLiteralEnter: (node) => {
rawPattern = node.raw;
},
onCharacterEnter: (node) => {
if (node.raw !== ' ' || node.parent.type === 'CharacterClass') {
return;
}
const nextChar = rawPattern[node.start + 1];
if (nextChar !== ' ') {
const spacesBefore = countSpacesBefore(rawPattern, node.start);
if (spacesBefore > 0) {
const spacesNumber = spacesBefore + 1;
const quantifier = `{${spacesNumber}}`;
const [start, end] = (0, range_js_1.getRegexpRange)(context.node, node);
const range = [start - spacesNumber + 1, end];
context.reportRegExpNode({
message: `If multiple spaces are required here, use number quantifier (${quantifier}).`,
regexpNode: node,
offset: [-spacesNumber + 1, 0],
node: context.node,
suggest: [
{
desc: `Use quantifier ${quantifier}`,
fix: fixer => fixer.replaceTextRange(range, ` ${quantifier}`),
},
],
});
}
}
},
};
}, (0, index_js_1.generateMeta)(meta_js_1.meta, { hasSuggestions: true }));
function countSpacesBefore(pattern, index) {
let counter = 0;
for (let i = index - 1; i > 0; i--) {
if (pattern[i] === ' ') {
counter++;
}
else {
break;
}
}
return counter;
}