Add support for Optional Chaining by rbuckton · Pull Request #33294 · microsoft/TypeScript

@rbuckton

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@orta orta mentioned this pull request

Sep 9, 2019

weswigham

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andrewbranch

weswigham

weswigham

@andrewbranch

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@rbuckton

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# Conflicts:
#	src/compiler/checker.ts
#	src/compiler/diagnosticMessages.json

@orta orta mentioned this pull request

Oct 16, 2019

DuYueYu added a commit to DuYueYu/typescript-book-chinese that referenced this pull request

Mar 12, 2020

jkchao pushed a commit to jkchao/typescript-book-chinese that referenced this pull request

Mar 12, 2020

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Dec 18, 2020

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