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scripts/babel/transform-object-assign.js
54 строки
1 KB
Jan Kassens
Upgrade prettier (#26081)
31 янв 2023, 16:25
Не верифицирован
31 янв 2023, 16:25
6b30832
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/** * Copyright (c) Meta Platforms, Inc. and affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ 'use strict'; const helperModuleImports = require('@babel/helper-module-imports'); module.exports = function autoImporter(babel) { function getAssignIdent(path, file, state) { if (state.id) { return state.id; } state.id = helperModuleImports.addDefault(path, 'shared/assign', { nameHint: 'assign', }); return state.id; } return { pre: function () { // map from module to generated identifier this.id = null; }, visitor: { CallExpression: function (path, file) { if (/shared(\/|\\)assign/.test(file.filename)) { // Don't replace Object.assign if we're transforming shared/assign return; } if (path.get('callee').matchesPattern('Object.assign')) { // generate identifier and require if it hasn't been already const id = getAssignIdent(path, file, this); path.node.callee = id; } }, MemberExpression: function (path, file) { if (/shared(\/|\\)assign/.test(file.filename)) { // Don't replace Object.assign if we're transforming shared/assign return; } if (path.matchesPattern('Object.assign')) { const id = getAssignIdent(path, file, this); path.replaceWith(id); } }, }, }; };