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Issues: microsoft/TypeScript

TypeScript 5.8 Iteration Plan
#61023 opened Jan 22, 2025 by DanielRosenwasser
Open 27
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5,567 Open 36,346 Closed
5,567 Open 36,346 Closed
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Issues list

Inconsistent extends check when comparing a directly written generic (Template<'a'>) to a type-aliased version of the same generic (TA = Template<'a'>)
#61548 opened Apr 7, 2025 by Gguigre
3
exactOptionalPropertyTypes: strict type equality is too lenient Not a Defect This behavior is one of several equally-correct options
#61547 opened Apr 7, 2025 by rauschma
4
Broken Type guard narrowing when strictnullcheck is false Not a Defect This behavior is one of several equally-correct options
#61546 opened Apr 7, 2025 by JeanMeche
3
Missing explicit return type for static methods using private static methods causes return type inference issues in declaration files
#61545 opened Apr 7, 2025 by iSwitchL
[ServerErrors][TypeScript] 5.9.0-dev.20250406 vs 5.8.3
#61544 opened Apr 6, 2025 by typescript-bot
11
[ServerErrors][JavaScript] 5.9.0-dev.20250406 vs 5.8.3
#61543 opened Apr 6, 2025 by typescript-bot
3
[NewErrors] 5.9.0-dev.20250406 vs 5.8.3
#61542 opened Apr 6, 2025 by typescript-bot
46
import.meta.resolve is not shimmed when using --rewriteRelativeImportExtensions
#61541 opened Apr 6, 2025 by nwidynski
[bug:7.5.3] Mapper class explicite field regression
#61540 opened Apr 6, 2025 by jonlepage
1
Always Show Return Type Needs Investigation This issue needs a team member to investigate its status.
#61550 opened Apr 6, 2025 by nonnapopoa
@gabritto
2
Infer tuple types like template literal types do
#61539 opened Apr 6, 2025 by DarrenDanielDay
6 tasks done
Filename with two dollar signs ($$) behaves differently when using paths config
#61538 opened Apr 5, 2025 by its-jman
Wrong location generated for JSX with whitespace around it when react-jsxdev
#61533 opened Apr 5, 2025 by AviVahl
1
Error: Debug Failure. No error for last overload signature Bug A bug in TypeScript Help Wanted You can do this
#61524 opened Apr 3, 2025 by jens-duttke Backlog
1
Add .getObjectType() to the TypeChecker
#61517 opened Apr 1, 2025 by mrazauskas
6 tasks done
Parameters returns never when used with a generic function that combines Pick and Partial on the generic type argument Bug A bug in TypeScript Help Wanted You can do this
#61516 opened Apr 1, 2025 by 12joan Backlog
2
Confusing error on computed name class member Help Wanted You can do this Possible Improvement The current behavior isn't wrong, but it's possible to see that it might be better in some cases
#61510 opened Mar 31, 2025 by Andarist Backlog
2
Unsafe Map overload spoils direct property access on parenthesized assignment expression Help Wanted You can do this Possible Improvement The current behavior isn't wrong, but it's possible to see that it might be better in some cases
#61506 opened Mar 30, 2025 by Andarist Backlog
2
Intellisense fails to detect package.json import paths Help Wanted You can do this Possible Improvement The current behavior isn't wrong, but it's possible to see that it might be better in some cases
#61504 opened Mar 29, 2025 by anthonyma94 Backlog
1
Covariant generic parameters fail unification Bug A bug in TypeScript Help Wanted You can do this
#61503 opened Mar 28, 2025 by feedab1e Backlog
[isolatedDeclarations] Optional parameter properties are unnecessarily disallowed in isolatedDeclarations mode Needs Investigation This issue needs a team member to investigate its status.
#61501 opened Mar 28, 2025 by blickly
@weswigham
Broken Autocomplete and Type Display For Parameters Dependent on Transitively Contextually Typed Return Type Bug A bug in TypeScript Help Wanted You can do this
#61500 opened Mar 28, 2025 by LukeAbby Backlog
1
Never-initialized variable type is not narrowed to undefined Awaiting More Feedback This means we'd like to hear from more people who would be helped by this feature Suggestion An idea for TypeScript
#61496 opened Mar 27, 2025 by jtbandes
4
Trailing comma in dynamic import should be allowed also when used in a typeof type Help Wanted You can do this Possible Improvement The current behavior isn't wrong, but it's possible to see that it might be better in some cases
#61489 opened Mar 26, 2025 by nicolo-ribaudo Backlog
1
1
"Find All References" shows all interface implementations instead of specific class method references Awaiting More Feedback This means we'd like to hear from more people who would be helped by this feature Suggestion An idea for TypeScript
#61484 opened Mar 25, 2025 by wizardnet972
1
ProTip! Adding no:label will show everything without a label.