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eslint-codemod-utils

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A collection of AST helper functions for more complex ESLint rule fixes.

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"use strict"; 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 (mod) { if (mod && mod.__esModule) return mod; var result = {}; if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k); __setModuleDefault(result, mod); return result; }; Object.defineProperty(exports, "__esModule", { value: true }); const espree = __importStar(require("espree")); const __1 = require(".."); const ESPREE_OPTIONS = { ecmaVersion: 2015, sourceType: 'module', ecmaFeatures: { jsx: true, }, }; /** This is not a valid test in the non eslint runtime */ describe.skip('closestOfType', () => { test('basic', () => { const program = espree.parse('<Hello name="world"></Hello>', ESPREE_OPTIONS); expect((0, __1.closestOfType)(program.body[0].expression.openingElement, 'JSXElement')).toHaveProperty('type', 'JSXElement'); }); }); describe('hasJSXAttribute', () => { test('basic', () => { const { body } = espree.parse('<Hello name="world"></Hello>', ESPREE_OPTIONS); expect((0, __1.hasJSXAttribute)(body[0].expression, 'name')).to.be.true; }); test('no attribute on jsx', () => { const { body } = espree.parse('<Hello></Hello>', ESPREE_OPTIONS); expect((0, __1.hasJSXAttribute)(body[0].expression, 'name')).to.be.false; }); test('is not jsx', () => { const { body } = espree.parse('1 + 1', ESPREE_OPTIONS); expect((0, __1.hasJSXAttribute)(body[0].expression, 'name')).to.be.false; }); }); describe('insertImportSpecifier', () => { test('basic', () => { const { body } = espree.parse(`import x from 'place'`, ESPREE_OPTIONS); expect((0, __1.insertImportSpecifier)(body[0], 'name').toString()).eq(`import x, { name } from 'place'`); }); test('no default', () => { const { body } = espree.parse(`import { nothing } from 'place'`, ESPREE_OPTIONS); expect((0, __1.insertImportSpecifier)(body[0], 'name').toString()).eq(`import { nothing, name } from 'place'`); }); test('with alias', () => { const { body } = espree.parse(`import x from 'place'`, ESPREE_OPTIONS); expect((0, __1.insertImportSpecifier)(body[0], 'name', 'alias').toString()).eq(`import x, { name as alias } from 'place'`); }); }); describe('removeImportSpecifier', () => { test('no default', () => { const { body } = espree.parse(`import { nothing, name } from 'place'`, ESPREE_OPTIONS); expect((0, __1.removeImportSpecifier)(body[0], 'name').toString()).eq(`import { nothing } from 'place'`); }); test('with alias', () => { const { body } = espree.parse(`import x, { name as alias } from 'place'`, ESPREE_OPTIONS); expect((0, __1.removeImportSpecifier)(body[0], 'name').toString()).eq(`import x from 'place'`); }); }); describe('insertJSXAttribute', () => { test('basic', () => { const { body } = espree.parse(`<Hello />`, ESPREE_OPTIONS); expect((0, __1.insertJSXAttribute)(body[0].expression, 'hello', (0, __1.literal)('world')).toString()).eq(`<Hello hello='world' />`); }); test('with closing', () => { const { body } = espree.parse(`<Hello></Hello>`, ESPREE_OPTIONS); expect((0, __1.insertJSXAttribute)(body[0].expression, 'hello', (0, __1.literal)('world')).toString()).eq(`<Hello hello='world'></Hello>`); }); });