microsoft/TypeScript

Issues

• Limitation with exhaustiveness checking in if statements

  #62735 opened 7 hours ago by RodrigoFerretti
  1

• Incorrect type inference for prototype

  #62736 opened 7 hours ago by niuheshui
  1

• ts.transpileModule outputs commonjs with "module": "nodenext" and package.json "type": "module"

  #62734 opened 7 hours ago by kyubisation
  3

• Module resolution: extensions are not included in path resolution

  #62706 opened 6 days ago by vdegenne
  7

• Separate JSX/TSX from React and present it as a general XML-in-JS solution

  #62721 opened 3 days ago by Gwynerva
  8

• Incorrect type inference in Object.entries and Object.values if type has optional value

  #62733 opened a day ago by Crinax
  1

• TypeScript drops generic branch types in async functions returning Result/Err/Ok

  #62715 opened a day ago by AlexJohnSadowski
  5

• Autocomplete of bracket property doesn't work with `useState`

  #62723 opened 5 days ago by vbeffa
  6

• Recursive tuple cannot be computed through generic, but valid in a declarative form

  #62704 opened 7 days ago by guyutongxue
  2

• Generic constraint fails with `Partial<Record<keyof T, any>>` but works with `{ [K in keyof T]?: any }`

  #62717 opened 3 days ago by russelldavis
  4

• Intellisense for TS/JS package.json imports and exports

  #62713 opened 2 days ago by valler
  3

• type deduce error

  #62718 opened 2 days ago by zhongfq
  7

• Conditional type inference fails when generic parameter has Readonly<T> in function parameter position

  #62720 opened 3 days ago by privatenumber
  1

• Should reject using / await using in a switch case / default clause

  #62708 opened 6 days ago by sapphi-red
  1

• Inconsistencies in assignability rules around top-level-like signatures

  #62712 opened 4 days ago by Andarist
  2

• `ReadonlyArray` with `length` should be narrowed in `noUncheckedIndexedAccess`

  #62719 opened 3 days ago by hyunbinseo
  2

• FAQ on module specifier rewriting is outdated

  #62705 opened 7 days ago by valler
  1

• TS1508: Unexpected '?'. Did you mean to escape it with backslash? shouldn't report even with `v` flag

  #62707 opened 6 days ago by brettz9
  5

• I wonder: how can we persuade the team to reconsider a long open issue?

  #62711 opened 4 days ago by grandsong
  3

• Narrowing string down to a module specifier

  #62703 opened 7 days ago by valler
  3

• Call back

  #62700 opened 5 days ago by ryantoyn
  1

• VSCode IntelliSense not suggesting methods from dynamic type or interface generated with template literals

  #62689 opened 10 days ago by rodriguezrrp
  2

• Object.entries/values incorrectly narrows

  #62691 opened 7 days ago by SnowSquire
  3

• No error reported for nonsensical assignment to a generic type's generic property type

  #62665 opened 13 days ago by aweebit
  11

• VSCode Import Suggestions Show File Paths Instead of Package Names with `moduleResolution: "bundler"` in npm Workspaces

  #62694 opened 8 days ago by vik-buchinski
  2

• Value accessed with generic that extends keyof does not compile when passed to conditional type

  #62668 opened 8 days ago by undeadcat
  3

• Contextual typing is wrong in nested function calls.

  #62680 opened 8 days ago by dpeter99
  3

• Module resolution: noUncheckedSideEffectImports doesn't resolve CSS-only node_modules with globals.d.ts

  #62674 opened 8 days ago by jdufresne
  6

• Unsafe array mutation allowed by loose generic constraints in item-creator functions

  #62666 opened 8 days ago by SimonSimCity
  10

• Intellisense displays function props instead of object's in generic function overload

  #62693 opened 9 days ago by kinderswan
  0

• Async for loop falling back to Iterable<T_Sync> even if object implements AsyncIterable<T_Async>.

  #62675 opened 9 days ago by zhangyx1998
  1

• No JavaScript ServerErrors issue since 2025-10-22

  #62687 opened 9 days ago by github-actions
  0

• No NewErrors issue since 2025-10-22

  #62685 opened 9 days ago by github-actions
  0

• No TypeScript ServerErrors issue since 2025-10-22

  #62686 opened 9 days ago by github-actions
  0

• Exhaustive checks not working correctly with switch statements

  #62683 opened 10 days ago by j2fyi
  4

• Quick fix menu: default to most common import

  #62667 opened 15 days ago by gkiely
  2

• Incorrect inference for Uint8Array's underlying source

  #62663 opened 13 days ago by BlackAsLight
  3

• Partial Discriminated Union cannot always be narrowed

  #62658 opened 13 days ago by CakeWithDivinity
  3

• bug: const type parameter does not work with anonymous classes

  #62662 opened 13 days ago by paul-thebaud
  6

• type incorrectly narrowed because assignment of a different value in function not seen

  #62672 opened 14 days ago by 190n
  2

• Union of array literal types has uncallable methods

  #62645 opened 14 days ago by vegerot
  3

• TypeScript CLI reporting far fewer errors than VS Code for the same project and TypeScript version

  #62652 opened 15 days ago by agyemanjp
  1

• Classes with private `#field`s are not treated as distinct when returned from functions

  #62664 opened 16 days ago by p2js
  3

• TS2783 False Positive

  #62655 opened 16 days ago by blake-regalia
  0

• Repro of huge spike tsc memory usage from 5.5.4 -> 5.6.2

  #62660 opened 16 days ago by AlexeiDarmin-SA
  7

• "Cannot read properties of undefined (reading 'name')" when using TS "Convert parameters to destructured object"

  #62650 opened 18 days ago by DanTup
  3

• Decorator declaration inside a function causes the typescript language server to crash

  #62657 opened 16 days ago by devilofhell
  3

• Inconsistency between comment and implementation for enum computed property names

  #62649 opened 17 days ago by magic-akari
  4

• Horrific disintegration of TypeScript documentation !

  #62653 opened 17 days ago by AaronNGray
  5

• `allowJs` compiler option doesn't document its conditional default behavior

  #62644 opened 18 days ago by manbearwiz
  1