eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
50 lines (49 loc) • 2 kB
JavaScript
;
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2024 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 GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* 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 GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
// https://sonarsource.github.io/rspec/#/rspec/S3001/javascript
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const helpers_1 = require("../helpers");
const meta_1 = require("./meta");
exports.rule = {
meta: (0, helpers_1.generateMeta)(meta_1.meta, {
messages: {
removeDelete: 'Remove this "delete" operator or pass an object property to it.',
},
}),
create(context) {
return {
"UnaryExpression[operator='delete'][argument.type!='MemberExpression'][argument.type!='ChainExpression']": (node) => {
const { argument } = node;
if (!isGlobalProperty(argument, context.sourceCode.getScope(node).references)) {
context.report({
messageId: 'removeDelete',
node,
});
}
},
};
},
};
function isGlobalProperty(expr, references) {
return (expr.type === 'Identifier' &&
references.filter(ref => ref.identifier.name === expr.name && ref.resolved).length === 0);
}