1 Pull request opened by 1 person

• Do not set `valueDeclaration` for intersection properties when one symbol does not have a `valueDeclaration`

  #61872 opened Jun 15, 2025

3 Issues closed by 2 people

• doc: The mdn links of requestAnimationFrame and cancelAnimationFrame are incorrect

  #61879 closed Jun 16, 2025

• Skip assignment narrowing when declaring & initializing a variable in the same statement

  #61789 closed Jun 16, 2025

• [isolatedDeclarations] explicit annotation required when `satisfies T` is provided on an object that would otherwise be inferrable

  #61859 closed Jun 16, 2025

7 Issues opened by 5 people

• [ServerErrors][TypeScript] 5.9.0-dev.20250615 vs 5.8.3

  #61878 opened Jun 15, 2025

• Module resolution: Setting `target` to `ES6` and higher results in numerous `TS2792: Cannot find module 'undici-types'` errors

  #61877 opened Jun 15, 2025

• [ServerErrors][JavaScript] 5.9.0-dev.20250615 vs 5.8.3

  #61876 opened Jun 15, 2025

• [NewErrors] 5.9.0-dev.20250615 vs 5.8.3

  #61875 opened Jun 15, 2025

• Detect no overlap for "in" keyword

  #61874 opened Jun 15, 2025

• Broken generic default

  #61873 opened Jun 15, 2025

• When there is only one member in an enumDeclaration, const enum E {A = 1}, the declared type of the enumDeclaration is incorrect

  #61871 opened Jun 15, 2025

31 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• fix(61867): fix find-all-refs for constructors involving string literals

  #61869 commented on Jun 15, 2025 • 1 new comment

• Bump the github-actions group across 1 directory with 3 updates

  #61804 commented on Jun 16, 2025 • 0 new comments

• Implement partial type argument inference using the _ sigil

  #26349 commented on Jun 15, 2025 • 0 new comments

• Please always add default values to `tsconfig.json` documentation

  #61790 commented on Jun 16, 2025 • 0 new comments

• Build instructions of TypeScript

  #61865 commented on Jun 16, 2025 • 0 new comments

• Proposal: Partial Type Argument Inference

  #26242 commented on Jun 15, 2025 • 0 new comments

• Inconsistent typechecking with require() in JS and TS

  #60032 commented on Jun 15, 2025 • 0 new comments

• Error not issued when global type is an alias of an object type literal

  #57564 commented on Jun 15, 2025 • 0 new comments

• Inconsistent type inference on overloaded function types

  #57351 commented on Jun 15, 2025 • 0 new comments

• mapped type with remapped keys unexpectedly widens type

  #57265 commented on Jun 15, 2025 • 0 new comments

• Crash when defining `Array` type via `[]` syntax

  #57009 commented on Jun 15, 2025 • 0 new comments

• Expression produces a union type that is too complex to represent

  #53234 commented on Jun 15, 2025 • 0 new comments

• Order of ReadonlySet/ReadonlyMap in union causes differing key inference

  #52313 commented on Jun 15, 2025 • 0 new comments

• Regression in 4.8 where string union type widens to string

  #50635 commented on Jun 15, 2025 • 0 new comments

• Intersection causes incorrect type compatability

  #48720 commented on Jun 15, 2025 • 0 new comments

• Support inferring `never` as the return type in JavaScript when overriding a class method that returns `never`

  #46791 commented on Jun 15, 2025 • 0 new comments

• Typescript 4.2.x - incorrectly infered generic return type of a record union (extra undefined)

  #43943 commented on Jun 15, 2025 • 0 new comments

• Broken emit when `Infinity` or `‑Infinity` ends up in a type position

  #42905 commented on Jun 15, 2025 • 0 new comments

• Correctly handle generic functions (e.g.: `Object.freeze`) passed as callbacks to generic functions (e.g.: `Array.prototype.map`)

  #42862 commented on Jun 15, 2025 • 0 new comments

• Error when trying to assign a subclass of a base class with generics to `typeof` of that base class

  #41770 commented on Jun 15, 2025 • 0 new comments

• Compile error if I named last array destructuring element.

  #41548 commented on Jun 15, 2025 • 0 new comments

• In JSDoc @type is not a type declaration, which it is much more like type conversion.

  #39650 commented on Jun 15, 2025 • 0 new comments

• improper declared type cause narrow type not work when its computed type is not union.

  #39114 commented on Jun 15, 2025 • 0 new comments

• Implicit Symbol.iterator call in for..of loops / spread destructuring doesn't infer `this` generic type parameter

  #38388 commented on Jun 15, 2025 • 0 new comments

• Support Intellisense for string/number literals in a widened union

  #33471 commented on Jun 15, 2025 • 0 new comments

• Allow extending types referenced through interfaces

  #31843 commented on Jun 15, 2025 • 0 new comments

• Suggestion: Type annotations and interfaces for function declarations

  #22063 commented on Jun 15, 2025 • 0 new comments

• this any typed in some JS object literals

  #22058 commented on Jun 15, 2025 • 0 new comments

• Error inferring types of promise function

  #17873 commented on Jun 15, 2025 • 0 new comments

• Support @class in JSDoc

  #12681 commented on Jun 15, 2025 • 0 new comments

• disallow comparing to null and undefined unless they are valid cases in strict null mode

  #11920 commented on Jun 15, 2025 • 0 new comments