Issues

• JSDoc comment string with the keyword "@private" before import statement in JS file result in cryptic error TS1191 during compilation

  BugHelp Wanted
  microsoft/TypeScript#58265 · by Filter by author mde was closed on Apr 25, 2024 · TypeScript 5.5.0
  4

• Inconsistent tsc behavior on TS 5.4

  BugFix Available
  microsoft/TypeScript#58175 · by Filter by author olegafx was closed on May 31, 2024 · TypeScript 5.5.0
  6

  

• [nightly][regression] Some emitted imports are syntactically invalid

  BugFix Available
  microsoft/TypeScript#58159 · by Filter by author MichaelMitchell-at was closed on Apr 12, 2024 · TypeScript 5.5.0
  5

  

• Problems with __esModule marker in JS/TS mixed node16 environemnt

  BugDomain: JS EmitFix Available
  microsoft/TypeScript#58127 · by Filter by author meros was closed on Apr 12, 2024 · TypeScript 5.5.0
  3

  

• Class infers wrong generic parameter since e1874f3

  BugFix Available
  microsoft/TypeScript#58074 · by Filter by author krryan was closed on Apr 12, 2024 · TypeScript 5.5.0
  2

  

• Error: Debug Failure. False expression: Expected the specifier to be a default export

  BugDomain: LS: Auto-importDomain: LS: Completion ListsFix Available
  microsoft/TypeScript#58044 · by Filter by author Andarist was closed on May 8, 2024 · TypeScript 5.5.0
  1

  

• Add missing test coverage found in #57909

  Fix AvailableInfrastructure
  microsoft/TypeScript#57911 · by Filter by author RyanCavanaugh was closed on Mar 25, 2024 · TypeScript 5.5.0
  2

  

• [nightly][regression] Mapped type over generic key unexpectedly makes key treated as optional

  BugFix AvailableRecent Regression
  microsoft/TypeScript#57860 · by Filter by author MichaelMitchell-at was closed on Mar 27, 2024 · TypeScript 5.5.0
  6

  

• VSCode does not show some typescript isolatedModules errors

  Fix AvailableNeeds Investigation
  microsoft/TypeScript#57833 · by Filter by author bradzacher was closed on Mar 27, 2024 · TypeScript 5.5.0
  3

  

• TS v5.4.2 errors on referencing a property delete in JSDoc @link or @linkcode

  BugHelp Wanted
  microsoft/TypeScript#57738 · by Filter by author jaydenseric was closed on Mar 20, 2024 · TypeScript 5.5.0
  2

• null gets accidentally eliminated when narrowing by undefined's equality

  BugFix Available
  microsoft/TypeScript#57693 · by Filter by author Andarist was closed on Mar 11, 2024 · TypeScript 5.5.0
  8

  

• Narrowed type not "carried" iteratively

  BugFix Available
  microsoft/TypeScript#57690 · by Filter by author eranhirsch was closed on Mar 15, 2024 · TypeScript 5.5.0
  2

  

• Combining importHelpers: true and module: preserve results in TS2354

  Fix Available
  microsoft/TypeScript#57688 · by Filter by author jgoz was closed on May 7, 2024 · TypeScript 5.5.0
  1

  

• Invalid ES2023 target suggested

  BugFix Available
  microsoft/TypeScript#57683 · by Filter by author gabritto was closed on Apr 12, 2024 · TypeScript 5.5.0
  3

  

• Internal crash with TypeError: Cannot read properties of undefined (reading 'parent')

  BugFix AvailableHelp Wanted
  microsoft/TypeScript#57582 · by Filter by author geritol was closed on Mar 1, 2024 · TypeScript 5.5.0
  9

  

• TypeScript Language Server False Positive Error Reporting

  BugFix Available
  microsoft/TypeScript#57585 · by Filter by author DScheglov was closed on Apr 29, 2024 · TypeScript 5.5.0
  25

  

• "useDefineForClassFields" compiles invalid code which fails at runtime.

  DuplicateNeeds Investigation
  microsoft/TypeScript#57543 · by Filter by author vimhead was closed on Feb 28, 2024 · TypeScript 5.5.0
  2

  

• lib.d.ts Updates for TypeScript 5.5

  BugDomain: lib.d.ts
  microsoft/TypeScript#57474 · by Filter by author DanielRosenwasser was closed on Apr 24, 2024 · TypeScript 5.5.0
  1

  

• Debug Failure. Expected [object Object] === [object Object]. Parameter symbol already has a cached type which differs from newly assigned type on TS 5.3

  BugCrashFix Available
  microsoft/TypeScript#57435 · by Filter by author marekdedic was closed on Jun 21, 2024 · TypeScript 5.5.0
  5

  

• Region-Prioritized Error Checking for Editors

  Domain: Error MessagesFix AvailableIn DiscussionSuggestion
  microsoft/TypeScript#57393 · by Filter by author DanielRosenwasser was closed on Jun 13, 2024 · TypeScript 5.5.0
  3

  

• Using static members in class decorator

  BugFix Available
  microsoft/TypeScript#57366 · by Filter by author Sayan751 was closed on Mar 11, 2024 · TypeScript 5.5.0
  6

  

• 'Circular definition of import alias' error in 5.4.0-Beta

  Fix AvailableNeeds Investigation
  microsoft/TypeScript#57357 · by Filter by author acutmore was closed on Mar 19, 2024 · TypeScript 5.5.0
  3

  

• Unbound type parameter leak when calling union of methods in some circumstances

  BugFix Available
  microsoft/TypeScript#57356 · by Filter by author jcalz was closed on Feb 12, 2024 · TypeScript 5.5.0
  

• Typescript autocomplete: extending an abstract class's async method get autocompleted incorrectly

  BugFix Available
  microsoft/TypeScript#57301 · by Filter by author JorensM was closed on Mar 7, 2024 · TypeScript 5.5.0
  5

  

• Adopt code actions ranges for refactorings in TS

  CommittedFix AvailableSuggestion
  microsoft/TypeScript#57264 · by Filter by author justschen was closed on Mar 18, 2024 · TypeScript 5.5.0
  4