Repository Issues
Microsoft/TypeScript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
Issues
Open
TypeScript can't infer type of default parameters
Domain: check: Type InferenceHelp WantedPossible Improvement
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
[5.5 regression] "Maximum call stack size exceeded" when serializing nested self-referencing class expressions
BugDomain: Declaration EmitHelp Wanted
Why recommendedNo assignee yet · No comments yet
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0 comments0 reactions0 assignees
Open
Type name in @throws not rendered as a link
Domain: JSDocHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
Inconsistency between element access and object destruction
Domain: check: Type InferenceHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
Suggestion: use numeric literals for `BYTES_PER_ELEMENT`
Domain: lib.d.tsExperience EnhancementHelp WantedSuggestion
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments1 reaction0 assignees
Open
Unexpected declaration error when using symbols and intersections
BugDomain: Declaration EmitHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment2 reactions0 assignees
Open
Feature request: TS/JS: during object destructurization show autocomplete for props after user type comma `,`
Domain: LS: Completion ListsExperience EnhancementHelp WantedSuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments2 reactions0 assignees
Open
Type inference on tuple intersection types broken
Domain: check: Type InferenceHelp WantedPossible Improvement
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
Hide prototype completions for properties of a component in JSX context
Experience EnhancementHelp WantedSuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments5 reactions0 assignees
Open
No completions for type parameters in generic function return type
Help WantedSuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
TS2416 nonsensical fix suggestion (and possible false positive?) in a generic class implementing an interface verbatim
Domain: check: Variance RelationshipsHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments0 reactions0 assignees
Open
TS2590 for simple ternary expression with large discriminated union
BugDomain: check: Big UnionsHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
Mapped type of a conditional type unexpectedly fails inference
Domain: Conditional TypesHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
Instantiation expressions don't reject incompatible signatures in situations with mixed call and construct signatures
Domain: check: Type InferenceHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments1 reaction0 assignees
Open
Callback argument type not inferred for union of interfaces
Domain: check: Type InferenceHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
[Regression] Circular reference error when passing a class expression with non-primitive static properties to a generic function
BugDomain: check: Type CircularityHelp Wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments0 reactions0 assignees
Open
Parse error when using `in` nested in a `for` initializer
BugDomain: ParserHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
7 comments0 reactions0 assignees
Open
Inferred type for accumulator and return value of `Array#reduce` is incorrect when used with `Record<string, unknown>`
Domain: check: Type InferenceHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments0 reactions0 assignees
Open
[isolatedDeclarations] Type of const variable declared with template literal expression containing only literals still requires explicit annotation
Domain: flag: isolatedDeclarationsHelp WantedPossible Improvement
Why recommendedNo assignee yet · No comments yet
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0 comments0 reactions0 assignees
Open
Aliased optional chain calls don't narrow like their inline equivalents
Domain: check: Control FlowHelp WantedPossible Improvement
Why recommendedNo assignee yet · No comments yet
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0 comments2 reactions0 assignees