eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
83 lines (82 loc) • 3.25 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/S5148/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 REQUIRED_OPTION = 'noopener';
const REQUIRED_OPTION_INDEX = 2;
const URL_INDEX = 0;
exports.rule = {
meta: (0, index_js_1.generateMeta)(meta_js_1.meta, {
messages: {
missingNoopener: 'Make sure not using "noopener" is safe here.',
},
}),
create(context) {
return {
CallExpression: (node) => {
if (!(0, index_js_1.isMethodCall)(node)) {
return;
}
const { object, property } = node.callee;
const isWindowOpen = (0, index_js_1.isIdentifier)(property, 'open') &&
((0, index_js_1.isIdentifier)(object, 'window') || isThisWindow(object));
if (!isWindowOpen) {
return;
}
const args = node.arguments;
const hasHttpUrl = URL_INDEX < args.length && isHttpUrl(context, args[URL_INDEX]);
if (!hasHttpUrl) {
return;
}
if (args.length <= REQUIRED_OPTION_INDEX ||
!hasRequiredOption(context, args[REQUIRED_OPTION_INDEX])) {
context.report({
messageId: 'missingNoopener',
node: property,
});
}
},
};
},
};
function isThisWindow(node) {
return (node.type === 'MemberExpression' &&
node.object.type === 'ThisExpression' &&
(0, index_js_1.isIdentifier)(node.property, 'window'));
}
function hasRequiredOption(context, argument) {
const stringOrNothing = extractString(context, argument);
return stringOrNothing?.includes(REQUIRED_OPTION);
}
function isHttpUrl(context, argument) {
const stringOrNothing = extractString(context, argument);
return (stringOrNothing !== undefined &&
(stringOrNothing.startsWith('http://') || stringOrNothing.startsWith('https://')));
}
function extractString(context, node) {
const literalNodeOrNothing = (0, index_js_1.getValueOfExpression)(context, node, 'Literal');
if (literalNodeOrNothing === undefined || !(0, index_js_1.isStringLiteral)(literalNodeOrNothing)) {
return undefined;
}
else {
return literalNodeOrNothing.value;
}
}