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Issues: microsoft/TypeScript

TypeScript 4.9 Iteration Plan
#50457 opened Aug 25, 2022 by DanielRosenwasser
Open 18
TypeScript 5.0 Iteration Plan
#51362 opened Oct 31, 2022 by DanielRosenwasser
Open 5
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5,667 Open 29,637 Closed
5,667 Open 29,637 Closed
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Issues list

4.9.3 commonjs output regression: Dynamical path import()s inside sync for-of are all called with the same parameter
#51554 opened Nov 16, 2022 by thgreasi
Feature request: publish git release tags during NPM package release process
#51553 opened Nov 16, 2022 by jayaddison
5 tasks done
Union of objects with union property is not eliminated
#51552 opened Nov 16, 2022 by awerlogus
1
Inconsistent type widening with results of higher-order functions
#51551 opened Nov 16, 2022 by johanrosenkilde
Use explicitly versioned dependencies in package.json
#51550 opened Nov 16, 2022 by bvlgah
4.9 regression: unexpected error using in operator on generic object intersected with {}
#51549 opened Nov 16, 2022 by OliverJAsh
1
Typescript generates invalid typedefs on incremental builds omitting imports
#51548 opened Nov 16, 2022 by Gozala
TypeScript can't infer type from union object type
#51547 opened Nov 16, 2022 by SukkaW
Type 'Uncapitalize<Capitalize<S>>' is not assignable to type 'Uncapitalize<S>'. Working as Intended The behavior described is the intended behavior; this is not a bug
#51541 opened Nov 15, 2022 by wbt
1
4.9 regression on conditional type
#51540 opened Nov 15, 2022 by testerez
3
Weird behavior with type narrowing Duplicate An existing issue was already created
#51539 opened Nov 15, 2022 by ArthurKa
4
[4.9.2-rc regression] if/else narrowing with a branded string discriminant no longer eliminates matched constituents in later branches Bug A bug in TypeScript Fix Available A PR has been opened for this issue
#51538 opened Nov 15, 2022 by seansfkelley TypeScript 4.9.4
1
@ahejlsberg
1
Import type from json file copies the json file to output directory
#51537 opened Nov 15, 2022 by SzymonTMeniga
Check 2612 should be made optional
#51536 opened Nov 15, 2022 by nomagick
5 tasks done
3
False error Duplicate An existing issue was already created
#51535 opened Nov 15, 2022 by BlackAsLight
2
Investigate memory jump from "Avoid unnecessary buildInfo read if host supports caching it" Domain: Performance Reports of unusually slow behavior
#51531 opened Nov 14, 2022 by DanielRosenwasser TypeScript 5.0.1
@sheetalkamat
Allow use of const enums in value space when preserveConstEnums=true
#51530 opened Nov 14, 2022 by jakebailey
private Auto-accessors do not transform in esnext when useDefineForClassFields is false Bug A bug in TypeScript
#51528 opened Nov 14, 2022 by rbuckton TypeScript 5.0.1
@rbuckton
5
Display narrowed type of properties in completionEntryDetails Domain: Type Display Bugs relating to showing types in Quick Info/Tooltips, Signature Help, or Completion Info In Discussion Not yet reached consensus Suggestion An idea for TypeScript
#51526 opened Nov 14, 2022 by DanielRosenwasser
2
Experiment with tracking which entities actually may be narrowed Domain: Performance Reports of unusually slow behavior Experimentation Needed Someone needs to try this out to see what happens Suggestion An idea for TypeScript
#51525 opened Nov 14, 2022 by DanielRosenwasser Backlog
4
Generics narrowing not considering constraints when conditional is involved Not a Defect This behavior is one of several equally-correct options
#51523 opened Nov 14, 2022 by Tiedye
4
Using a of property declared after an initializing constructor triggers an assertion failure in JS Crawler-Detected Detected by a crawler running random TSServer operations on public code. Domain: JavaScript The issue relates to JavaScript specifically Effort: Moderate Requires experience with the TypeScript codebase, but feasible. Harder than "Effort: Casual". Fix Available A PR has been opened for this issue Help Wanted You can do this
#51521 opened Nov 14, 2022 by DanielRosenwasser TypeScript 5.0.1
1
@navya9singh
Unable to Construct a Typed Object with a String Literal Working as Intended The behavior described is the intended behavior; this is not a bug
#51520 opened Nov 14, 2022 by Ampatte2
2
Satisfies hinting for equality type overlap 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
#51519 opened Nov 14, 2022 by KyleDavidE
5 tasks done
Inconsistent literal type widening with satisfies operator Not a Defect This behavior is one of several equally-correct options
#51516 opened Nov 14, 2022 by dragomirtitian
7
ProTip! Follow long discussions with comments:>50.