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eslint-plugin-sonarjs

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"use strict"; /* * SonarQube JavaScript Plugin * Copyright (C) SonarSource Sàrl * mailto:info AT sonarsource DOT com * * You can redistribute and/or modify this program under the terms of * the Sonar Source-Available License Version 1, as published by SonarSource Sàrl. * * 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/S8927/javascript var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; var desc = Object.getOwnPropertyDescriptor(m, k); if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) { desc = { enumerable: true, get: function() { return m[k]; } }; } Object.defineProperty(o, k2, desc); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { Object.defineProperty(o, "default", { enumerable: true, value: v }); }) : function(o, v) { o["default"] = v; }); var __importStar = (this && this.__importStar) || (function () { var ownKeys = function(o) { ownKeys = Object.getOwnPropertyNames || function (o) { var ar = []; for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k; return ar; }; return ownKeys(o); }; return function (mod) { if (mod && mod.__esModule) return mod; var result = {}; if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]); __setModuleDefault(result, mod); return result; }; })(); Object.defineProperty(exports, "__esModule", { value: true }); exports.rule = void 0; const semver_1 = require("semver"); const generate_meta_js_1 = require("../helpers/generate-meta.js"); const dependencies_js_1 = require("../helpers/dependency-manifests/dependencies.js"); const ast_js_1 = require("../helpers/ast.js"); const validate_version_js_1 = require("../helpers/validate-version.js"); const meta = __importStar(require("./generated-meta.js")); const messages = { useNamedImports: 'Use named imports from "{{library}}" instead of a default import.', useMethodImports: 'Import {{library}} methods from subpaths such as "{{example}}" to avoid importing more code than needed.', }; const LIBRARIES = { lodash: { minimumVersion: '4.0.0', kind: 'method', example: 'lodash/map', }, 'lodash-es': { minimumVersion: '4.0.0', kind: 'named', }, rxjs: { minimumVersion: '7.2.0', kind: 'named', }, rambda: { minimumVersion: '0.8.8', kind: 'named', }, validator: { minimumVersion: '12.1.0', kind: 'method', example: 'validator/es/lib/isEmail', }, }; exports.rule = { meta: (0, generate_meta_js_1.generateMeta)(meta, { messages }), create(context) { const dependencies = (0, dependencies_js_1.getDependenciesSanitizePaths)(context); return { ImportDeclaration(node) { if ((0, ast_js_1.isTypeOnlyImport)(node) || !hasDefaultImport(node) || hasNamespaceImport(node) || typeof node.source.value !== 'string') { return; } const library = node.source.value; const recommendation = getRecommendation(library); if (!recommendation) { return; } const version = dependencies.get(library); if (!supportsRecommendation(version, recommendation.minimumVersion)) { return; } if (recommendation.kind === 'method') { context.report({ node, messageId: 'useMethodImports', data: { library, example: recommendation.example, }, }); } else { context.report({ node, messageId: 'useNamedImports', data: { library, }, }); } }, }; }, }; function getRecommendation(library) { return LIBRARIES[library]; } function hasDefaultImport(node) { return node.specifiers.some(specifier => specifier.type === 'ImportDefaultSpecifier'); } function hasNamespaceImport(node) { return node.specifiers.some(specifier => specifier.type === 'ImportNamespaceSpecifier'); } function supportsRecommendation(versionRange, minimumVersion) { if (versionRange === undefined) { return false; } const normalizedVersionRange = versionRange.trim(); if (isUnboundedVersionRange(normalizedVersionRange)) { return true; } const minimumSupportedVersion = (0, validate_version_js_1.getProjectMinVersion)(normalizedVersionRange); return minimumSupportedVersion !== null && (0, semver_1.gte)(minimumSupportedVersion, minimumVersion); } function isUnboundedVersionRange(versionRange) { return (versionRange === '' || versionRange === '*' || ['latest', 'x'].includes(versionRange.toLowerCase())); }