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Workaround #10179 in proposal-object-rest-spread #10200

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merged 1 commit into from Jul 15, 2019
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Workaround #10179 in proposal-object-rest-spread #10200

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5 changes: 5 additions & 0 deletions packages/babel-plugin-proposal-object-rest-spread/src/index.js
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Expand Up @@ -455,6 +455,11 @@ export default declare((api, opts) => {
try {
helper = file.addHelper("objectSpread2");
} catch {
// TODO: This is needed to workaround https://github.com/babel/babel/issues/10187
// and https://github.com/babel/babel/issues/10179 for older @babel/core versions
// where #10187 isn't fixed.
this.file.declarations["objectSpread2"] = null;

// objectSpread2 has been introduced in v7.5.0
// We have to maintain backward compatibility.
helper = file.addHelper("objectSpread");
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