1 Release published by 1 person

• v5.8.3 TypeScript 5.8.3

  published Apr 7, 2025

11 Pull requests merged by 10 people

• docs(lib): add @throws JSDoc for JSON methods

  #61596 merged May 2, 2025

• check usage before declaration for decorators

  #50372 merged May 2, 2025

• arguments should not be allowed in class static block

  #48172 merged May 2, 2025

• fix(61258): Renaming namespace with const enum doesn't update enum references

  #61263 merged Apr 24, 2025

• Add the .getNonPrimitiveType() method to the TypeChecker

  #61562 merged Apr 24, 2025

• Fix #61098

  #61113 merged Apr 24, 2025

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

  #61601 merged Apr 21, 2025

• Deemphasize old JSX transform

  #61586 merged Apr 17, 2025

• Fix crash when serializing default export in error

  #61582 merged Apr 16, 2025

• Expandable hover

  #61492 merged Apr 15, 2025

• Treat functions with @type tags on parameters as typed in JS files

  #61177 merged Apr 14, 2025

21 Pull requests opened by 17 people

• Improve release publisher pipeline

  #61551 opened Apr 7, 2025

• Fix missing properties codefix for property assignment declarations

  #61559 opened Apr 9, 2025

• Don't set parent on non-transient symbols in mergeSymbolTable

  #61560 opened Apr 9, 2025

• Fix #61429: Fast arithmetic type check for type-parameters upper-bounded by `bigint` fixed

  #61571 opened Apr 13, 2025

• Improve `.origin` preservation in `getNarrowedTypeWorker`

  #61589 opened Apr 17, 2025

• fix: private field in class expression emits invalid dts

  #61590 opened Apr 17, 2025

• Don't latebind global JS property assignments

  #61593 opened Apr 18, 2025

• Check expression operand equivalence in isMatchingReference before computing property key equivalence

  #61608 opened Apr 22, 2025

• Bump github/codeql-action from 3.28.15 to 3.28.16 in the github-actions group

  #61625 opened Apr 28, 2025

• chore: `string` type also allows as args in Intl.NumberFormat.format

  #61628 opened Apr 29, 2025

• Don't obtain apparent type of contextual types being optional type variables

  #61635 opened Apr 30, 2025

• Function initializers as properties

  #61636 opened May 1, 2025

• Make an error message related to the `PropertyDecorator` kinder

  #61637 opened May 1, 2025

• Add opt-in flag for projects that want stricter spread checking

  #61641 opened May 2, 2025

• Draft: Add codefix scaffold for undeclared private method

  #61643 opened May 2, 2025

• Add lib.esnext.sharedmemory

  #61646 opened May 2, 2025

• DOM Update 2025-05-02

  #61647 opened May 2, 2025

• docs(lib): add @throws JSDoc for BigInt methods and constructor

  #61653 opened May 4, 2025

• Fix unwanted constant comparisons potentially causing bugs

  #61655 opened May 4, 2025

• Avoid resolving source prop type when the target is `unknown`/`any`

  #61660 opened May 5, 2025

• Add configurable maximum hover length

  #61662 opened May 5, 2025

79 Issues closed by 26 people

• TypeScript: After moving file into new destination its extensions `declare module '../types' {` are not changing path of module being extending

  #61639 closed May 5, 2025

• string also allows as args in Intl.NumberFormat.format

  #61629 closed May 5, 2025

• Bug: Predicate function does not narrow correctly

  #61652 closed May 4, 2025

• "used before its declaration" errors not reported when variable/enum/class is used as decorator parameter on class member

  #50349 closed May 2, 2025

• `rewriteRelativeImportExtensions` errors on relative import

  #61615 closed May 2, 2025

• [ServerErrors][TypeScript] 5.9.0-dev.20250427 vs 5.8.3

  #61624 closed May 2, 2025

• [ServerErrors][JavaScript] 5.9.0-dev.20250427 vs 5.8.3

  #61623 closed May 2, 2025

• [NewErrors] 5.9.0-dev.20250427 vs 5.8.3

  #61622 closed May 2, 2025

• `arguments` should not be allowed class static block

  #48152 closed May 2, 2025

• Allow .ts extension when importing from a private mapping?

  #61613 closed May 1, 2025

• The inference when using the new keyword doesn't work as expected.

  #61621 closed May 1, 2025

• Inconsistency with default value export and default type export

  #61626 closed May 1, 2025

• incomplete between parameter type annotation and default value, but no error is reported.

  #61627 closed May 1, 2025

• Argument of type 'object & Record<"property", unknown>' is not assignable to parameter of type 'Interface'.

  #61619 closed May 1, 2025

• Proposal: Add Overloads to `Array.prototype.includes` and `ReadonlyArray.prototype.includes` for Improved Type Safety and Usability

  #61618 closed Apr 29, 2025

• JSX.Element and function component return type assignability

  #61620 closed Apr 28, 2025

• JSDoc type parameter `{object|boolean}`: error in object properties

  #61612 closed Apr 28, 2025

• Inconsistent inferred type for extended unions.

  #61616 closed Apr 28, 2025

• Don't allow applying the ! operator to uncalled functions

  #61607 closed Apr 27, 2025

• Intellisense should show internals of an interface declaration on hover

  #38040 closed Apr 25, 2025

• Add caching to improve performance of rebuilds in --build mode

  #60701 closed Apr 25, 2025

• TypeScript fails to infer generic key `K` when constrained by `T[K]`'s type and `T` is inferred from `this`

  #61611 closed Apr 25, 2025

• Renaming namespace with const enum doesn't update enum references

  #61258 closed Apr 24, 2025

• Add `.getObjectType()` to the `TypeChecker`

  #61517 closed Apr 24, 2025

• Type containing templated, branded string is not assignable to itself

  #61098 closed Apr 24, 2025

• "Debug Failure. False expression." when using default export from js file

  #60692 closed Apr 24, 2025

• Docs for `--rewriteRelativeImportExtensions` literally say "Does something"

  #61609 closed Apr 24, 2025

• Custom type guard fails for supertype in union type

  #61597 closed Apr 23, 2025

• TS module not found until server is restarted

  #59129 closed Apr 22, 2025

• Inconsistent behaviour of `never` within a mapped type

  #61602 closed Apr 22, 2025

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

  #61600 closed Apr 21, 2025

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

  #61599 closed Apr 21, 2025

• [NewErrors] 5.9.0-dev.20250420 vs 5.8.3

  #61598 closed Apr 21, 2025

• Failed to resolve plugin when using pnpm custom virtual-store-dir

  #61584 closed Apr 21, 2025

• Proposal: Add indexof operator to access private members for testing

  #61595 closed Apr 20, 2025

• tsserver doesn't work under git-bash on windows

  #61587 closed Apr 20, 2025

• Typescript type checker gets stuck

  #46227 closed Apr 19, 2025

• Provide a Warning when tslib is needed, but not declared in the projects package.json as a peer dependency.

  #61569 closed Apr 19, 2025

• Need a new Version of NodeNext? Or remove types from @types/node?

  #61572 closed Apr 19, 2025

• namespaces don't respect `const`s

  #61568 closed Apr 19, 2025

• Ternary branches not checked

  #61578 closed Apr 19, 2025

• AllowSharedBufferSource definition is incorrect

  #61480 closed Apr 18, 2025

• never type as argument in conditional sub-type position does not evaluate conditional

  #61594 closed Apr 18, 2025

• Using `var` in limited contexts to avoid runtime TDZ checks

  #52924 closed Apr 18, 2025

• `--jsx react` should be deemphasized

  #61585 closed Apr 17, 2025

• jsdoc: Optional function parameters don't have optional type within function definition

  #61579 closed Apr 17, 2025

• Huge jump in tsc memory usage from 5.5.4 -> 5.6.2

  #60166 closed Apr 16, 2025

• [ServerErrors][TypeScript] 5.9.0-dev.20250413 vs 5.8.3

  #61575 closed Apr 16, 2025

• [NewErrors] 5.9.0-dev.20250413 vs 5.8.3

  #61573 closed Apr 16, 2025

• [ServerErrors][JavaScript] 5.9.0-dev.20250413 vs 5.8.3

  #61574 closed Apr 16, 2025

• Support importing types from a `.mts` file from within a CommonJS file.

  #58195 closed Apr 16, 2025

• Return type of exported function has or is using name X from external module Y but cannot be named.

  #61567 closed Apr 16, 2025

• Support Expandable Quick Info/Hover Verbosity

  #59029 closed Apr 15, 2025

• `Parameters` does not work in JS files unless a `@param` has been explicitly defined

  #61172 closed Apr 14, 2025

• Synchronous dynamic imports

  #61580 closed Apr 14, 2025

• Key Remapping in Mapped Types does not contribute to the reference of the original type

  #44643 closed Apr 14, 2025

• Type Cast or Assertions on the FunctionDeclaration

  #40378 closed Apr 14, 2025

• Type narrowing of singleton class

  #54191 closed Apr 14, 2025

• Make tsc --init generate default target to ES6 or higher

  #39308 closed Apr 14, 2025

• Generic key does not match narrow type in nested objects

  #61555 closed Apr 14, 2025

• Function augmented types are enforced inconsistently

  #61554 closed Apr 14, 2025

• Proposing a `try` operator to allow expressions to be protected directly and the result handled normally.

  #61558 closed Apr 13, 2025

• `import.meta.resolve` is not shimmed when using `--rewriteRelativeImportExtensions`

  #61541 closed Apr 13, 2025

• TypeScript reports incorrect error

  #61563 closed Apr 13, 2025

• Inconsistent extends check when comparing a directly written generic (Template<'a'>) to a type-aliased version of the same generic (TA = Template<'a'>)

  #61548 closed Apr 12, 2025

• Partial Mode: IntelliSense not available for Typescript

  #60322 closed Apr 11, 2025

• `asserts err is ResponseError<T>` assertion narrowing doesn't work as expected

  #61564 closed Apr 10, 2025

• Broken Type guard narrowing when `strictnullcheck` is `false`

  #61546 closed Apr 10, 2025

• Allow all error messages from tsc compiler to have their severity customized

  #61557 closed Apr 9, 2025

• `exactOptionalPropertyTypes`: strict type equality is too lenient

  #61547 closed Apr 9, 2025

• [ServerErrors][TypeScript] 5.9.0-dev.20250406 vs 5.8.3

  #61544 closed Apr 8, 2025

• [ServerErrors][JavaScript] 5.9.0-dev.20250406 vs 5.8.3

  #61543 closed Apr 8, 2025

• [NewErrors] 5.9.0-dev.20250406 vs 5.8.3

  #61542 closed Apr 8, 2025

• Export collisions not considered errors when in .d.ts files

  #61553 closed Apr 8, 2025

• Additional `removeDeclarationComments ` option for removing `comments` for JavaScript outputs but not declarations

  #61549 closed Apr 7, 2025

• The generated. d.ts file is missing jsdoc comments

  #60404 closed Apr 7, 2025

• Repeated `in` checks of asserted/predicate-d type don't work

  #61526 closed Apr 7, 2025

• `InstanceType<T>` fails when returning instance from constructor

  #61530 closed Apr 7, 2025

• JavaScript file: Shadowing `require` still behaves like the global one

  #61528 closed Apr 7, 2025

39 Issues opened by 34 people

• Tsserver never picks up a new file

  #61663 opened May 6, 2025

• TypeScript doesn't reverse-infer generic constraints from discriminated unions

  #61661 opened May 5, 2025

• Support cyclical type inference of self-referential data structures, when subject to some assignability constraints

  #61659 opened May 4, 2025

• [ServerErrors][TypeScript] 5.9.0-dev.20250504 vs 5.8.3

  #61658 opened May 4, 2025

• [ServerErrors][JavaScript] 5.9.0-dev.20250504 vs 5.8.3

  #61657 opened May 4, 2025

• [NewErrors] 5.9.0-dev.20250504 vs 5.8.3

  #61656 opened May 4, 2025

• Unwanted constant comparisons potentially causing bugs

  #61654 opened May 4, 2025

• Support the `@private` JSDoc directive to exclude private APIs from emitted type declarations

  #61651 opened May 4, 2025

• Unexpected narrowing of optional fields via Object.entries

  #61650 opened May 3, 2025

• Cross-module inference issue: never-returning function doesn't prevent further type checking in async context

  #61649 opened May 3, 2025

• TypeScript 5.9 Iteration Plan

  #61648 opened May 2, 2025

• require(esm) 'module.exports' interop export name support

  #61645 opened May 2, 2025

• Invalid quick fix for class that's exported as a variable with `isolatedDeclarations`

  #61644 opened May 2, 2025

• Invalid quick fix for function returning `Promise<unknown>` with `isolatedDeclarations`

  #61642 opened May 2, 2025

• Add an option not to use implicit any when I create an empty container (for example [], new Set() or new Map())

  #61638 opened May 1, 2025

• Broken inference for generic classes passed to a generic function taking an optional class

  #61633 opened Apr 30, 2025

• typescript auto import includes from `node_modules`

  #61634 opened Apr 30, 2025

• Intellisense for import.meta.resolve()

  #61631 opened Apr 29, 2025

• "Extract..." refactorings not available on right side of addition/multiplication expression

  #61630 opened Apr 29, 2025

• move to new file not working

  #61632 opened Apr 29, 2025

• Prefer local auto-imports over those from external modules

  #61617 opened Apr 25, 2025

• Add option to always inline .json type import

  #61614 opened Apr 25, 2025

• TypeScript fails to find declaration file of a peer project after it rebuilds in a monorepo

  #61610 opened Apr 23, 2025

• Unexpected circularity error when variable is initialized from a class member

  #61606 opened Apr 22, 2025

• Exclude specific exported identifiers from auto import suggestions

  #61605 opened Apr 22, 2025

• Add CookieStore API types

  #61604 opened Apr 22, 2025

• Hover documentation for typescript uses jsdoc rules and not tsdoc

  #61603 opened Apr 19, 2025

• Support auto-completion for TSDoc

  #61592 opened Apr 18, 2025

• TS4055 when generating declaration for return type that uses type of paramter for protected methods

  #61591 opened Apr 18, 2025

• source.organizeImports affects export object

  #61588 opened Apr 16, 2025

• Internal error in tsc: "TypeError: Cannot read properties of undefined (reading 'flags')"

  #61583 opened Apr 16, 2025

• Aliases are lost when conditionals are applied

  #61581 opened Apr 15, 2025

• Confusing error message when there is an accidental circular reference in monorepo

  #61577 opened Apr 14, 2025

• Allow return type annotations on setters

  #61561 opened Apr 10, 2025

• Implements typeof object does not scaffold missing properties

  #61556 opened Apr 9, 2025

• Missing explicit return type for static methods using private static methods causes return type inference issues in declaration files

  #61545 opened Apr 7, 2025

• [bug:7.5.3] Mapper class explicite field regression

  #61540 opened Apr 6, 2025

• Always Show Return Type

  #61550 opened Apr 6, 2025

• Infer tuple types like template literal types do

  #61539 opened Apr 6, 2025

134 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.

• Implement(60881): Added detailed diagnostic for parent to child assignment

  #61145 commented on Apr 18, 2025 • 6 new comments

• fix(57026): Renaming on declaration whose name is a String Literal

  #61353 commented on Apr 25, 2025 • 4 new comments

• Add types for `String.{matchAll,replaceAll}` with a well known symbol

  #61449 commented on Apr 21, 2025 • 2 new comments

• Instantiation expressions don't filter signatures with non-matching constraints

  #51694 commented on May 4, 2025 • 0 new comments

• `@ts-nocheck` and `@ts-ignore` should also disable suggestions

  #47315 commented on May 4, 2025 • 0 new comments

• Generic values

  #17574 commented on May 5, 2025 • 0 new comments

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

  #11920 commented on May 5, 2025 • 0 new comments

• Support @class in JSDoc

  #12681 commented on May 5, 2025 • 0 new comments

• Error inferring types of promise function

  #17873 commented on May 5, 2025 • 0 new comments

• this any typed in some JS object literals

  #22058 commented on May 5, 2025 • 0 new comments

• Suggestion: Type annotations and interfaces for function declarations

  #22063 commented on May 5, 2025 • 0 new comments

• Allow extending types referenced through interfaces

  #31843 commented on May 5, 2025 • 0 new comments

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

  #33471 commented on May 5, 2025 • 0 new comments

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

  #38388 commented on May 5, 2025 • 0 new comments

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

  #39114 commented on May 5, 2025 • 0 new comments

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

  #39650 commented on May 5, 2025 • 0 new comments

• Compile error if I named last array destructuring element.

  #41548 commented on May 5, 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 May 5, 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 May 5, 2025 • 0 new comments

• Type narrowing not working for unions of tuples with object literals

  #31613 commented on May 3, 2025 • 0 new comments

• tsc --init update 2024

  #58420 commented on May 2, 2025 • 0 new comments

• JSDoc `@` in the code block is broken

  #61640 commented on May 2, 2025 • 0 new comments

• Module resolution: NodeNext breaks typechecking

  #60561 commented on May 2, 2025 • 0 new comments

• Wrong import attribute typed as any, but should be typed as string

  #61469 commented on May 1, 2025 • 0 new comments

• Settings to prefer local import over external import v2

  #56676 commented on May 1, 2025 • 0 new comments

• `import defer` Stage 3 proposal support

  #59391 commented on May 1, 2025 • 0 new comments

• Improve error message for decorator type mismatches

  #4534 commented on May 1, 2025 • 0 new comments

• Fix "isolatedDeclarations" QuickFix

  #59112 commented on May 1, 2025 • 0 new comments

• Unable to access ServiceWorkerGlobalScope via `self.`

  #14877 commented on Apr 30, 2025 • 0 new comments

• Module "..." cannot be named without a reference to "..." error when decl emitting references to nested modules

  #48212 commented on Apr 30, 2025 • 0 new comments

• moduleResolution Bundler and importModuleSpecifierEnding

  #60478 commented on Apr 30, 2025 • 0 new comments

• refactor: New file generates import from wrong module specifier

  #58897 commented on Apr 30, 2025 • 0 new comments

• Suggestion: Allow ES6 export syntax in namespaces

  #39865 commented on Apr 29, 2025 • 0 new comments

• MsBuild: Target `TypeScriptDeleteOutputFromOtherConfigs` can grab tsc.out from other Configuration

  #50428 commented on Apr 28, 2025 • 0 new comments

• Strict null checks for Map members

  #9619 commented on Apr 28, 2025 • 0 new comments

• Cache mapper instantiations

  #61505 commented on May 2, 2025 • 0 new comments

• Fixed nullish coalesce operator's precedence

  #61372 commented on Apr 11, 2025 • 0 new comments

• fix `Intl.Segments#containing` return value type

  #61236 commented on Apr 28, 2025 • 0 new comments

• feat: add Error.isError() to ESNext lib

  #60788 commented on May 2, 2025 • 0 new comments

• Add support for `import defer` proposal

  #60757 commented on May 1, 2025 • 0 new comments

• [WIP] Support condition always true in prefix unary expression

  #60068 commented on Apr 21, 2025 • 0 new comments

• Fixed single signature type instantiations leaking between calls with different mappers

  #59972 commented on Apr 30, 2025 • 0 new comments

• Fixed an issue with mapped property symbol not displaying added `| undefined` when its origin symbol was optional

  #59957 commented on Apr 26, 2025 • 0 new comments

• Fix(15506) - Disallow non-any/number/string operands on comparisons

  #56666 commented on Apr 30, 2025 • 0 new comments

• Preserve type parameter constraint in emitted mapped types while preserving their distributivity

  #54759 commented on Apr 30, 2025 • 0 new comments

• Attempt to reduce types which are about to produce a complexity error

  #53739 commented on May 1, 2025 • 0 new comments

• fix(53576): Don't remove indentations from JSDoc tag documentation

  #53631 commented on Apr 30, 2025 • 0 new comments

• Allow nonNullAssertions on possibly-uninitialized auto-typed let variables

  #52483 commented on May 2, 2025 • 0 new comments

• Allow some per file compiler options

  #49886 commented on Apr 30, 2025 • 0 new comments

• Improve signature assignability for argument lists of different lengths

  #49218 commented on Apr 30, 2025 • 0 new comments

• [Experiment] Handle package.json watch in tsc --build

  #48889 commented on Apr 28, 2025 • 0 new comments

• Instantiate conditional types within contextual type instantiation when inference candidates are available

  #48838 commented on Apr 30, 2025 • 0 new comments

• Implement partial type argument inference using the _ sigil

  #26349 commented on Apr 30, 2025 • 0 new comments

• ServiceWorkerRegistration.Update() should return Promise<ServiceWorkerRegistration>

  #31502 commented on May 6, 2025 • 0 new comments

• Suggest @ts-expect-error as Quick Fix

  #59934 commented on May 5, 2025 • 0 new comments

• Inconsistent typechecking with require() in JS and TS

  #60032 commented on May 5, 2025 • 0 new comments

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

  #57564 commented on May 5, 2025 • 0 new comments

• Inconsistent type inference on overloaded function types

  #57351 commented on May 5, 2025 • 0 new comments

• mapped type with remapped keys unexpectedly widens type

  #57265 commented on May 5, 2025 • 0 new comments

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

  #57009 commented on May 5, 2025 • 0 new comments

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

  #53234 commented on May 5, 2025 • 0 new comments

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

  #52313 commented on May 5, 2025 • 0 new comments

• Regression in 4.8 where string union type widens to string

  #50635 commented on May 5, 2025 • 0 new comments

• Intersection causes incorrect type compatability

  #48720 commented on May 5, 2025 • 0 new comments

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

  #46791 commented on May 5, 2025 • 0 new comments

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

  #43943 commented on May 5, 2025 • 0 new comments

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

  #42905 commented on May 5, 2025 • 0 new comments

• Incorrect operator precedence when using private fields with nullish coalescing assignment for targets <= es2021

  #61109 commented on Apr 11, 2025 • 0 new comments

• Suggestion: Allow getters to have predicate return types

  #43368 commented on Apr 11, 2025 • 0 new comments

• "function" semantic token applied instead of "decorator", thus cannot configure correct syntax highlighting

  #50469 commented on Apr 11, 2025 • 0 new comments

• [Feature request]type level equal operator

  #48100 commented on Apr 11, 2025 • 0 new comments

• Use the width of a type to add newlines in type assignment error messages

  #45896 commented on Apr 12, 2025 • 0 new comments

• Allow Inifinity and -Infinity as number literal types

  #32277 commented on Apr 13, 2025 • 0 new comments

• Dynamically named tuples

  #44939 commented on Apr 14, 2025 • 0 new comments

• @deprecated strikethrough doesn't appear in many cases, such as JSX elements, const arrow functions, or properties.

  #39374 commented on Apr 14, 2025 • 0 new comments

• cloneNode should return sub type, not Node

  #283 commented on Apr 14, 2025 • 0 new comments

• Implicitly typed parameters of function properties of generic parameters break autocompletion

  #46916 commented on Apr 14, 2025 • 0 new comments

• Object.defineProperty(variable) does not error in `.js` files if `variable` does not exist

  #61165 commented on Apr 14, 2025 • 0 new comments

• Add a --strictNaNChecks option, and a NaN / integer / float type to avoid runtime NaN errors

  #28682 commented on Apr 15, 2025 • 0 new comments

• TypeScript class method decorator not rendering properly in version >= 1.63.2

  #47679 commented on Apr 15, 2025 • 0 new comments

• Union in a computed property allows any assignment to property value

  #38663 commented on Apr 15, 2025 • 0 new comments

• Typescript crashes in VS Code insiders latest build with all extensions disabled and TypeScript Nightly extension

  #52353 commented on Apr 15, 2025 • 0 new comments

• Add the strictMathChecks option to allow for less complex code with math operations

  #45543 commented on Apr 15, 2025 • 0 new comments

• TypeScript 5.8 Iteration Plan

  #61023 commented on Apr 24, 2025 • 0 new comments

• Feature request: allow user to merge extended arrays in tsconfig files

  #20110 commented on Apr 7, 2025 • 0 new comments

• Include documentation from a variable's type when you hover the variable

  #37876 commented on Apr 7, 2025 • 0 new comments

• Add initializer property to JSDocParameterTag node

  #61373 commented on Apr 7, 2025 • 0 new comments

• TS 5.8 TypeError: Cannot read properties of undefined (reading 'kind')

  #61351 commented on Apr 7, 2025 • 0 new comments

• Type argument inference fails using partial generic type when it should be possible

  #54622 commented on Apr 7, 2025 • 0 new comments

• Preserve JSDocs in *.d.ts files when stripping comments

  #14619 commented on Apr 7, 2025 • 0 new comments

• Expose design-time type information in TC39 decorator metadata when `emitDecoratorMetadata: true`

  #57533 commented on Apr 8, 2025 • 0 new comments

• Wrong location generated for JSX with whitespace around it when react-jsxdev

  #61533 commented on Apr 8, 2025 • 0 new comments

• Array.isArray type narrows to any[] for ReadonlyArray<T>

  #17002 commented on Apr 9, 2025 • 0 new comments

• Import type over generic argument

  #31090 commented on Apr 9, 2025 • 0 new comments

• Service Worker typings

  #11781 commented on Apr 9, 2025 • 0 new comments

• Filename with two dollar signs ($$) behaves differently when using paths config

  #61538 commented on Apr 9, 2025 • 0 new comments

• DOM lib: Add support for Trusted Types API

  #30024 commented on Apr 10, 2025 • 0 new comments

• Interaction of empty arrays and `satisfies` is unsatisfying

  #51853 commented on Apr 10, 2025 • 0 new comments

• @ts-ignore for the block scope and imports

  #19573 commented on Apr 10, 2025 • 0 new comments

• Incorrect type inference for generic class in JavaScript

  #61552 commented on Apr 10, 2025 • 0 new comments

• Manually constructed nullish coalescing AST is missing parentheses when printed

  #61369 commented on Apr 11, 2025 • 0 new comments

• Support `satisfies` operator on functions

  #51556 commented on Apr 24, 2025 • 0 new comments

• Handle union type of void and Promise<void> in return types

  #43921 commented on Apr 24, 2025 • 0 new comments

• Type narrowing in one case statement does not propagate to the next case

  #56361 commented on Apr 25, 2025 • 0 new comments

• Switch statement over a union of literals is not exhaustive when checking against enum members

  #53736 commented on Apr 25, 2025 • 0 new comments

• Unexpected "'Type' is declared but its value is never read." error with jsdoc @import syntax

  #60908 commented on Apr 25, 2025 • 0 new comments

• TypeScript code suggestions include inaccessible private fields from base classes

  #61462 commented on Apr 25, 2025 • 0 new comments

• References from dynamic imports not recognized when indirectly exporting variable

  #61366 commented on Apr 25, 2025 • 0 new comments

• Show deprecated strikethrough for JSX properties when union type

  #57584 commented on Apr 25, 2025 • 0 new comments

• JSDocs don't support properties on functions

  #56615 commented on Apr 26, 2025 • 0 new comments

• TypeScript complains about overwriting .d.ts files that are potentially known outputs

  #16749 commented on Apr 26, 2025 • 0 new comments

• Typescript can't infer types when using Proxy

  #20846 commented on Apr 26, 2025 • 0 new comments

• Allow trailing commas in type arguments

  #21984 commented on Apr 26, 2025 • 0 new comments

• Allow bigint as an index type because number is allowed too

  #46395 commented on Apr 26, 2025 • 0 new comments

• Inconsistent behaviour of `-?`

  #59948 commented on Apr 27, 2025 • 0 new comments

• Add Temporal (Stage 3) types

  #60164 commented on Apr 28, 2025 • 0 new comments

• Assigning window.location after 5.8.2 upgrade fails

  #61335 commented on Apr 28, 2025 • 0 new comments

• Set as executable files that are intended to be binaries

  #37583 commented on Apr 16, 2025 • 0 new comments

• Differing user-defined type guard and 'typeof' type guard behaviour when narrowing 'any'

  #6015 commented on Apr 17, 2025 • 0 new comments

• TypeScript file watcher holds onto folders and causes EPERM

  #54087 commented on Apr 17, 2025 • 0 new comments

• Auto-import priority rules

  #51155 commented on Apr 18, 2025 • 0 new comments

• TypeScript slow project load times for large projects on MacOS

  #60832 commented on Apr 18, 2025 • 0 new comments

• `transformTime` performance regression since 5.6.x

  #61406 commented on Apr 18, 2025 • 0 new comments

• Force Override Declarations Types

  #36146 commented on Apr 18, 2025 • 0 new comments

• Support to method decorator that change the method signature

  #49229 commented on Apr 18, 2025 • 0 new comments

• Exact Types

  #12936 commented on Apr 20, 2025 • 0 new comments

• Expect to use @throws in lib/*.d.ts to mark which methods may throw err

  #43528 commented on Apr 20, 2025 • 0 new comments

• tsc with allowJs reports TS9005 error for nested anonymous constructor functions

  #57523 commented on Apr 20, 2025 • 0 new comments

• `Intl.DurationFormat` missing from library definitions

  #60608 commented on Apr 20, 2025 • 0 new comments

• `types-registry` keeps installing every time VS Code starts even if explicitly disabled

  #60487 commented on Apr 21, 2025 • 0 new comments

• String case change methods should return intrinsic string manipulation types

  #44268 commented on Apr 22, 2025 • 0 new comments

• MSBuild integration with ASP.NET Core

  #60538 commented on Apr 23, 2025 • 0 new comments

• Index signature is assignable to weak type whose properties don't match the signature type

  #27144 commented on Apr 23, 2025 • 0 new comments

• Bring back typedef property expansion

  #25784 commented on Apr 24, 2025 • 0 new comments