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| og:image:alt | Fixes emit for optional chaining when a non-null assertion is present in the chain:
// ts
obj?.a!.b
// js (old)
(obj === null || obj === void 0 ? void 0 : obj.a).b
// js (new)
obj === null || obj... |
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Mar 25, 2020
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Mar 25, 2020
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🤖 Pick PR #36539 (Fix emit for optional chain with no...) into release-3.9
#37599
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Mar 25, 2020
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🤖 User test baselines have changed for fix36031
#37605
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Mar 25, 2020
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| remove dead code and fix comment | https://github.com/microsoft/TypeScript/pull/36539/commits/de118eb19dac646ccc1a9e834baee1560ba1269a |
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Mar 26, 2020
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fix: optional-chaining should work correctly with ts non-null operator
babel/babel#10961
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🤖 User test baselines have changed for revertAwaitedType
typescript-bot/TypeScript#11
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Revert 'awaited' type
#37610
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May 2, 2020
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track line and column
tc39/ecmarkdown#59
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| November 7, 2022 17:36 | https://github.com/microsoft/TypeScript/pull/36539#event-7754896770 |
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Optional chaining with non null operator is unsafe, because it could throw an exception
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