Repository Issues
Microsoft/TypeScript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
Issues
Open
JS | Optional chaining left hand assignment not detected as syntax error.
BugDomain: ParserHelp Wanted
No assignee yetHas a beginner-friendly labelContributing guide available
9 comments0 reactions0 assignees
Open
Class marked as unused when used in a static block
BugDomain: LS: Suggestion DiagnosticsHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
16 comments0 reactions0 assignees
Open
Wrong elementwise error location on optional object property that allows arrays too
Domain: Related Error SpansHelp 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
unintended escaped string for hover
BugDomain: Error MessagesHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments0 reactions0 assignees
Open
TS does not support resolving paths with colons
BugDomain: Module ResolutionHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments0 reactions0 assignees
Open
tsc with allowJs reports TS9005 error for nested anonymous constructor functions
Domain: Declaration EmitHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments0 reactions0 assignees
Open
incorrect inference in union of tuple types
Domain: check: Type InferenceHelp 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
Change type of `File` constructor parameter `fileBits` to `Iterable<BlobPart>`
BugDomain: lib.d.tsHelp Wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments1 reaction0 assignees
Open
Intl.NumberFormat does not model required properties when `style` is set to `currency`
BugDomain: lib.d.tsHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment2 reactions0 assignees
Open
@ts-expect-error not ignoring next line correctly in JSX, and errors are reported on the same line
BugDomain: JSX/TSXHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
[ID-Prep] Explicit type annotation of const replaced with initializer in declaration emit
Domain: flag: isolatedDeclarationsHelp 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
[ID-Prep] Type of variable is widened in declaration with !strictNullChecks
Domain: flag: isolatedDeclarationsHelp 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
Annotations/IntelliSense gets lost with simple `&` and `|` joins or utilities
Experience EnhancementHelp WantedSuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
[TS 5.4.0-beta] .d.ts emit adding an inline type import instead of utilising existing import
Domain: Declaration EmitHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments1 reaction0 assignees
Open
Private constructor type simplification produces incompatible type
BugDomain: Declaration EmitHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments0 reactions0 assignees
Open
Class member incorrectly stripped from .d.ts output if @internal is mentioned in unrelated comment
Domain: Declaration EmitHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments2 reactions0 assignees
Open
Inconsistent type inference on overloaded function types
Domain: check: Type InferenceHas ReproHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments4 reactions0 assignees
Open
ts2556 is too restrictive when generics are involved
Domain: check: Type InferenceHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments3 reactions0 assignees
Open
Make `instanceof` narrow better using an anonymous class returned from a function
Domain: check: Control FlowHelp WantedPossible Improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments3 reactions0 assignees
Open
Subclass of a (non-abstract class that uses declaration merging to implement parent abstract member) also has to implement same abstract member
BugDomain: classesHelp Wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available
0 comments1 reaction0 assignees