eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
52 lines (51 loc) • 2.21 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/S2004/javascript
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const helpers_1 = require("../helpers");
const meta_1 = require("./meta");
const DEFAULT_THRESHOLD = 4;
exports.rule = {
meta: (0, helpers_1.generateMeta)(meta_1.meta, { schema: meta_1.schema }, true),
create(context) {
const max = context.options[0]?.threshold ?? DEFAULT_THRESHOLD;
const nestedStack = [];
return {
':function'(node) {
const fn = node;
nestedStack.push(fn);
if (nestedStack.length === max + 1) {
const secondaries = nestedStack.slice(0, -1);
(0, helpers_1.report)(context, {
loc: (0, helpers_1.getMainFunctionTokenLocation)(fn, fn.parent, context),
message: `Refactor this code to not nest functions more than ${max} levels deep.`,
}, secondaries.map(n => (0, helpers_1.toSecondaryLocation)({
loc: (0, helpers_1.getMainFunctionTokenLocation)(n, n.parent, context),
}, 'Nesting +1')));
}
},
':function:exit'() {
nestedStack.pop();
},
};
},
};