fix: Handling source maps without sourcesContent
#15445
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liuxingbaoyu
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PR: Bug Fix 🐛
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Build successful! You can test your changes in the REPL here: https://babeljs.io/repl/build/53994/ |
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JLHwung
approved these changes
Feb 20, 2023
jridgewell
reviewed
Feb 22, 2023
| @@ -58,7 +58,7 @@ export default class SourceMap { | |||
| setSourceContent( | |||
| map, | |||
| resolvedSources[i], | |||
| this._inputMap.sourcesContent[i], | |||
| this._inputMap.sourcesContent?.[i], | |||
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Nit: We can skip this full loop if there's no sourcesContent.
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Does this affect sources? At first I skipped the whole loop, but then I'm not sure if sources will be preserved.
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Instead of eagerly adding all sources, it'll only adds source as they are marked. It's not important to keep a source that was input if that source is never seen in the map, but setting a sourcesContent forces it.
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ref: #15022
@nicolo-ribaudo @JLHwung This seems to be a regression affecting quite a few people, let's release a patch, thanks!