eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
65 lines (64 loc) • 2.82 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/S2990/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, {
hasSuggestions: true,
messages: {
removeThis: `Remove the use of "this".`,
suggestRemoveThis: 'Remove "this"',
suggestUseWindow: 'Replace "this" with "window" object',
},
}),
create(context) {
return {
'MemberExpression[object.type="ThisExpression"]'(node) {
const memberExpression = node;
const scopeType = context.sourceCode.getScope(node).variableScope.type;
const isInsideClass = context.sourceCode
.getAncestors(node)
.some(ancestor => ancestor.type === 'ClassDeclaration' || ancestor.type === 'ClassExpression');
if ((scopeType === 'global' || scopeType === 'module') && !isInsideClass) {
const suggest = [];
if (!memberExpression.computed) {
const propertyText = context.sourceCode.getText(memberExpression.property);
suggest.push({
messageId: 'suggestRemoveThis',
fix: fixer => fixer.replaceText(node, propertyText),
}, {
messageId: 'suggestUseWindow',
fix: fixer => fixer.replaceText(memberExpression.object, 'window'),
});
}
context.report({
messageId: 'removeThis',
node: memberExpression.object,
suggest,
});
}
},
};
},
};