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TypeScript 5.9 Iteration Plan
#61648 ·
DanielRosenwasser
opened
on May 2, 2025
39
Locking Resolved Issues/PRs
#62623 ·
RyanCavanaugh
opened
on Oct 17, 2025
1
Issues
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Open
Closed
In d.ts, allowImportingTsExtensions should rewrite ts to js / d.ts
Status: Open.
#62788
In microsoft/TypeScript;
·
paulmillr
opened
on Nov 20, 2025
"Never nullish" checks miss "never nullish" through pareans
Status: Open.
#62787
In microsoft/TypeScript;
·
jakebailey
opened
on Nov 20, 2025
Iteration Plan for Typescript 5.10/6.0 ?
Question
An issue which isn't directly actionable in code
An issue which isn't directly actionable in code
Status: Open.
#62785
In microsoft/TypeScript;
·
jogibear9988
opened
on Nov 20, 2025
Type parameter leak caused by <code>this</code> and reverse mapped type
Bug
A bug in TypeScript
A bug in TypeScript
Help Wanted
You can do this
You can do this
Status: Open.
#62779
In microsoft/TypeScript;
·
Andarist
opened
on Nov 18, 2025
·
Backlog
Inconsistent object literal key completion for enum keys
Awaiting More Feedback
This means we'd like to hear from more people who would be helped by this feature
This means we'd like to hear from more people who would be helped by this feature
Suggestion
An idea for TypeScript
An idea for TypeScript
Status: Open.
#62778
In microsoft/TypeScript;
·
sadan4
opened
on Nov 18, 2025
"Move to file" Code Action/Hint triggers in an if statement in JS
Bug
A bug in TypeScript
A bug in TypeScript
Help Wanted
You can do this
You can do this
Status: Open.
#62780
In microsoft/TypeScript;
·
Chrysaloid
opened
on Nov 17, 2025
·
Backlog
"Lookup" Type Broken When Using Generics
Domain: Mapped Types
The issue relates to mapped types
The issue relates to mapped types
Help Wanted
You can do this
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
The current behavior isn't wrong, but it's possible to see that it might be better in some cases
Status: Open.
#62770
In microsoft/TypeScript;
·
awfulstew
opened
on Nov 17, 2025
·
Backlog
Unexpected distributive behaviour on type alias
Needs Investigation
This issue needs a team member to investigate its status.
This issue needs a team member to investigate its status.
Status: Open.
#62761
In microsoft/TypeScript;
·
realainov
opened
on Nov 14, 2025
Support inline refactoring for exported typescript variables
Bug
A bug in TypeScript
A bug in TypeScript
Domain: LS: Refactorings
e.g. extract to constant or function, rename symbol
e.g. extract to constant or function, rename symbol
Status: Open.
#62771
In microsoft/TypeScript;
·
johndoknjas
opened
on Nov 14, 2025
·
Backlog
Strongly typed TypedArray values
Awaiting More Feedback
This means we'd like to hear from more people who would be helped by this feature
This means we'd like to hear from more people who would be helped by this feature
Suggestion
An idea for TypeScript
An idea for TypeScript
Status: Open.
#62752
In microsoft/TypeScript;
·
aapoalas
opened
on Nov 13, 2025
Access base class protected methods in static block
Bug
A bug in TypeScript
A bug in TypeScript
Domain: classes
Behavior of various `class` constructs, e.g. mixins or base classes
Behavior of various `class` constructs, e.g. mixins or base classes
Help Wanted
You can do this
You can do this
Status: Open.
#62738
In microsoft/TypeScript;
·
dotlogix
opened
on Nov 9, 2025
·
Backlog
Directory junction child renamed, imports update automatically but then have errors until restart
Bug
A bug in TypeScript
A bug in TypeScript
Domain: LS: TSServer
Issues related to the TSServer
Issues related to the TSServer
Help Wanted
You can do this
You can do this
Status: Open.
#62744
In microsoft/TypeScript;
·
BrodBlox09
opened
on Nov 8, 2025
·
Backlog
You can’t perform that action at this time.