Issues

• lib.es5.d.ts: accept array-likes (arguments, typed arrays, DOM collections) as the second argument of Function.prototype.apply

  For Backlog Bug
  Unread
  microsoft/TypeScript#63654·by KAMRONBEK was closed Jul 17, 2026
  2

• [ServerErrors][TypeScript] 6.0.0-dev.20251005 vs 5.9.3

  microsoft/TypeScript#62550 · by Filter by author typescript-bot was closed on Oct 8, 2025
  11

• [ServerErrors][TypeScript] 6.0.0-dev.20250921 vs 5.9.2

  microsoft/TypeScript#62474 · by Filter by author typescript-bot was closed on Sep 24, 2025
  10

• [ServerErrors][TypeScript] 5.9.0-dev.20250420 vs 5.8.3

  microsoft/TypeScript#61600 · by Filter by author typescript-bot was closed on Apr 21, 2025
  7

• Avoid allocation for normalized absolute paths.

  Author: TeamFor Uncommitted Bug
  Unread
  microsoft/TypeScript#60755·by DanielRosenwasser was closed Dec 19, 2024
  27

  

• [ServerErrors][TypeScript] 5.8.0-dev.20241124 vs 5.7.2

  microsoft/TypeScript#60580 · by Filter by author typescript-bot was closed on Nov 27, 2024
  9

• [ServerErrors][TypeScript] 5.7.0-dev.20241027 vs 5.6.3

  microsoft/TypeScript#60355 · by Filter by author typescript-bot was closed on Oct 31, 2024
  9

• Add special inference rule for 'T | PromiseLike<T>'

  Author: TeamFor Milestone Bug
  Unread
  microsoft/TypeScript#60334·by rbuckton was closed Dec 15, 2025·Draft
  13

  

• [ServerErrors][TypeScript] 5.7.0-dev.20240929 vs 5.6.2

  microsoft/TypeScript#60100 · by Filter by author typescript-bot was closed on Sep 30, 2024
  7

• [ServerErrors][TypeScript] 5.7.0-dev.20240904 vs 5.5.4

  BugDomain: Crashes
  microsoft/TypeScript#59900 · Filter by author typescript-bot opened on Sep 8, 2024 · TypeScript 5.7.0
  18

  

• [ServerErrors][TypeScript] 5.7.0-dev.20240901 vs 5.5.4

  microsoft/TypeScript#59823 · by Filter by author typescript-bot was closed on Sep 3, 2024
  14

  

• Disambiguate BuiltinIterator/BuiltinIteratorReturn

  Author: TeamFor Milestone Bug
  Unread
  microsoft/TypeScript#59506·by rbuckton was merged Aug 5, 2024
  27

  

• [ServerErrors][TypeScript] 5.6.0-dev.20240728 vs 5.5.4

  microsoft/TypeScript#59453 · by Filter by author typescript-bot was closed on Jul 29, 2024
  12

• Make typed arrays generic over ArrayBufferLike

  Author: TeamFor Uncommitted Bug
  Unread
  microsoft/TypeScript#59417·by rbuckton was merged Sep 24, 2024
  49

  

• [ServerErrors][TypeScript] 5.6.0-dev.20240714 vs 5.5.3

  microsoft/TypeScript#59275 · by Filter by author typescript-bot was closed on Jul 15, 2024
  21

• [ServerErrors][TypeScript] 5.6.0-dev.20240707 vs 5.5.3

  microsoft/TypeScript#59168 · by Filter by author typescript-bot was closed on Jul 10, 2024
  21

  

• [ServerErrors][TypeScript] 5.6.0-dev.20240702 vs 5.5.3

  microsoft/TypeScript#59123 · by Filter by author typescript-bot was closed on Jul 3, 2024
  18

• [ServerErrors][TypeScript] 5.6.0-dev.20240701

  microsoft/TypeScript#59103 · by Filter by author typescript-bot was closed on Jul 2, 2024
  10

• [ServerErrors][TypeScript] 5.6.0-dev.20240630

  microsoft/TypeScript#59085 · by Filter by author typescript-bot was closed on Jul 10, 2024
  22

  

• Optimize path mapping lookups

  Author: TeamFor Uncommitted Bug
  Unread
  microsoft/TypeScript#59048·by DanielRosenwasser was merged Aug 29, 2024
  44

  

• [ServerErrors][TypeScript] 5.6.0-dev.20240609

  microsoft/TypeScript#58813 · by Filter by author typescript-bot was closed on Jun 13, 2024
  24

• [ServerErrors][TypeScript] 5.5.0-dev.20240526

  microsoft/TypeScript#58666 · by Filter by author typescript-bot was closed on May 31, 2024
  20

  

• Introduce ES2024 target and fix some types

  For Backlog Bug
  Unread
  microsoft/TypeScript#58573·by petamoriken was merged Sep 27, 2024
  68

  

• Region-based semantic diagnostics

  Author: TeamFor Milestone Bug
  Unread
  microsoft/TypeScript#57842·by gabritto was merged Jun 13, 2024
  107

  

• Improve best type matching for elementwise elaborations

  For Backlog Bug
  Unread
  microsoft/TypeScript#57537·by Andarist was closed Mar 24, 2026
  22