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Editing: index.js
import { addDefault } from '@babel/helper-module-imports'; export default function({ types: t }) { return { visitor: { CallExpression(path, { file, opts }) { if (path.get('callee').matchesPattern('Object.assign')) { if (this.importCache) path.node.callee = t.cloneNode(this.importCache); else { const { moduleSpecifier = 'object-assign' } = opts; this.importCache = addDefault(file.path, moduleSpecifier); path.node.callee = this.importCache; } } } } }; }
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