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API: expose getOptionalType and getNonOptionalType #33875

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API: expose getOptionalType and getNonOptionalType#33875
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APIRelates to the public API for TypeScriptIn DiscussionNot yet reached consensusSuggestionAn idea for TypeScript
@ajafff

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@ajafff
ajafff
opened on Oct 8, 2019

Suggestion

As API user I need to distinguish the optionalType and the real undefined type when handling optional chaining.
getOptionalType and getNonOptionalType are already present on TypeChecker, but not exposed in the public API.

/cc @rbuckton

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