microsoft / TypeScript Public

22 Pull requests merged by 10 people

• Fix auto import crash on weird JS aliasing

  #46490 merged Oct 22, 2021

• Bind assignments to 'this' within static blocks in JS files

  #46472 merged Oct 22, 2021

• Fix `isNewIdentifierLocation` after `async`

  #46485 merged Oct 22, 2021

• fix(46433): Unhandled Error for using "enum" as a parameter

  #46459 merged Oct 22, 2021

• Defer computation of isDistributionDependent to avoid circularities

  #46474 merged Oct 22, 2021

• Simplify relationship check for conditional type on target side

  #46429 merged Oct 22, 2021

• fix(46466): QuickFix for 1308 fails if a generid type is present

  #46467 merged Oct 21, 2021

• Pass absolute path to directoryExists

  #46086 merged Oct 21, 2021

• Fix typos in es5.d.ts

  #46321 merged Oct 21, 2021

• Fix ordering of module specifiers based on package.json presence

  #46437 merged Oct 21, 2021

• @link parses trailing <...> as part of linkName

  #46450 merged Oct 21, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20211020171316246 to main

  #46451 merged Oct 20, 2021

• @link: format trailing () as part of linkName

  #46428 merged Oct 20, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20211020113052233 to main

  #46447 merged Oct 20, 2021

• Remove defaultValueDescription: "n/a" from options

  #46280 merged Oct 19, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20211019171250176 to main

  #46430 merged Oct 19, 2021

• Improve logic for choosing between co- and contra-variant inferences

  #46392 merged Oct 19, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20211019111454491 to main

  #46424 merged Oct 19, 2021

• Avoid hard-wired build-tree paths

  #46414 merged Oct 18, 2021

• `scripts/build/utils` simplify exec

  #46397 merged Oct 18, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20211018172856771 to main

  #46415 merged Oct 18, 2021

• Error on mapped type w/properties

  #46346 merged Oct 18, 2021

15 Pull requests opened by 12 people

• `in` operator typeguard can widen types

  #46403 opened Oct 17, 2021

• Specify parameter index for diagnostic on spread function arguments

  #46405 opened Oct 18, 2021

• fix(40423): Extract to constant refactor does not preserve type of context-sensitive function calls

  #46416 opened Oct 18, 2021

• Use node ipc for TS Server

  #46418 opened Oct 18, 2021

• fix(46366): Escaped notation in an enum's computed property shows as non-escaped on hover

  #46431 opened Oct 19, 2021

• Support resolveJsonModule in new module modes

  #46434 opened Oct 19, 2021

• fix(46345): declare on computed class field with decorator makes invalid code that crashes due to missing _a

  #46446 opened Oct 20, 2021

• Computed property names are const contexts

  #46464 opened Oct 21, 2021

• 🤖 Sync option descriptions <- website

  #46465 opened Oct 21, 2021

• Readme small typo fix

  #46469 opened Oct 21, 2021

• Fix crash pulling on global types before they're initialized

  #46471 opened Oct 21, 2021

• Improve errors on module: node12 and extensionless relative imports

  #46486 opened Oct 22, 2021

• [Experiment] feat(46477): Suggestion: Allow trailing comma in class implementation list

  #46487 opened Oct 22, 2021

• fix(46149): Add specific top level await error messages

  #46488 opened Oct 22, 2021

• Fix `isNewIdentifierLocation` after `*` generator

  #46491 opened Oct 23, 2021

37 Issues closed by 12 people

• support narrowing types of function arguments based on overloads

  #46422 closed Oct 23, 2021

• Debug failure in TSServer autocomplete

  #46024 closed Oct 22, 2021

• Error: Debug Failure. False expression: Some exportInfo should match the specified moduleSymbol in 'Object.getImportCompletionAction' during 'getCodeFixes'

  #38071 closed Oct 22, 2021

• JS Code with static block exposes 3 issues: Crashes TypeScript language service, ErrorReporter typescript version bug, & lingering `bash.exe` processes leading to "console allocation failure"

  #46468 closed Oct 22, 2021

• completionInfo returns `isNewIdentifierLocation` false after `async` inside object literal

  #46470 closed Oct 22, 2021

• Ternary two different types infers to one type when one is a subset of the other

  #46449 closed Oct 22, 2021

• Add StyleSheetList and CSSRuleList to dom.iterable.d.ts

  #23406 closed Oct 22, 2021

• Unhandled Error for using "enum" as a parameter

  #46433 closed Oct 22, 2021

• libdom.d.ts changes of 4.4.x break WebRTC standard

  #46379 closed Oct 22, 2021

• ARIAMixin typings do not accurately represent all properties

  #46456 closed Oct 22, 2021

• Semantic highlighting (`encodedSemanticClassifications-full`) extremely slow

  #44851 closed Oct 22, 2021

• *.tsx file webpack externals invalid

  #46410 closed Oct 21, 2021

• QuickFix for 1308 fails if a generid type is present

  #46466 closed Oct 21, 2021

• Investigate undocumented readDirectory change

  #45990 closed Oct 21, 2021

• Debug failure on auto-import completion entry details

  #46332 closed Oct 21, 2021

• `Promise<void>` should work like `void`

  #46461 closed Oct 21, 2021

• Lost context when generating a direct import

  #46460 closed Oct 21, 2021

• JS documentation of a templated function may not match TypeScript

  #43808 closed Oct 21, 2021

• [NewErrors] 4.5.0-dev.20211010 vs 4.4.3

  #46298 closed Oct 21, 2021

• Ability to make an alias to point to an outside folder

  #46427 closed Oct 21, 2021

• [NewErrors] 4.5.0-dev.20211003 vs 4.4.3

  #46189 closed Oct 21, 2021

• DOM lib: CSS namespace breaks CSS Typed OM

  #38554 closed Oct 21, 2021

• Parse generics in JSDoc @link symbol names

  #44818 closed Oct 21, 2021

• tsserver does not seem to respect any of the exclude or watch options

  #46207 closed Oct 20, 2021

• Intellisense breaks when omit is used

  #32289 closed Oct 20, 2021

• @link jsdoc tags parse trailing parens as linkText

  #44495 closed Oct 20, 2021

• Value can change "during" `await`, but compiler doesn't seem to know that

  #46439 closed Oct 20, 2021

• [Proposal] Limit the compiler error about overriding the base class property with getter/setter accessors pair to the `useDefineForClassFields : true` case only

  #44927 closed Oct 19, 2021

• how can i get the line of the ts source code?

  #46426 closed Oct 19, 2021

• Declaration order dependence when inferring to a union

  #45603 closed Oct 19, 2021

• tsc fails to report unreachable code that other typescript tooling (ts playground at least) reports correctly

  #46377 closed Oct 18, 2021

• Mapped properties in interfaces have undefined behavior

  #18299 closed Oct 18, 2021

• Improve parser error on mapped type with additional property declarations

  #45089 closed Oct 18, 2021

• strange error where if there is an import error in one file then all other type errors will be ignored during react start

  #46356 closed Oct 18, 2021

• monorepo dependency missing from sourceFiles after using `createProgram`

  #46360 closed Oct 18, 2021

• object property name starts with 2 or more underscores, it's node.escapedText will be real plus 1 leading underscore

  #46401 closed Oct 17, 2021

• Compiler output in parsable format e.g. JSON

  #46340 closed Oct 16, 2021

50 Issues opened by 44 people

• Type 'keyof T' cannot be used to index type 'T extends <type>' with unions in v4.4.4 and newer

  #46495 opened Oct 23, 2021

• Transforms on functions that have destructured arguments lose parameter names

  #46493 opened Oct 23, 2021

• Infer array element type for newly created variable when assigning to a new empty array

  #46492 opened Oct 23, 2021

• Object Literal Assignment Does Not Participate in Type Narrowing

  #46489 opened Oct 22, 2021

• Better contextual filtering for `typescript-basics` snippets

  #46484 opened Oct 22, 2021

• Infer the parameter type from the return type

  #46483 opened Oct 22, 2021

• Optional properties are being erroneously made required

  #46482 opened Oct 22, 2021

• Iterator return type not constraining typed arrays literals

  #46481 opened Oct 22, 2021

• Crash when generating a type (via template literals) that is too large

  #46480 opened Oct 22, 2021

• Breaking at the end of a case shouldn't be an error, even if unreachable

  #46479 opened Oct 22, 2021

• URLSearchParams allows runtime error initializing parameters

  #46478 opened Oct 22, 2021

• Suggestion: Allow trailing comma in class implementation list

  #46477 opened Oct 22, 2021

• Weird 2322 error with type {[K in T]: K} and function arguments

  #46476 opened Oct 22, 2021

• Type of variable isn't widened inside a conditional inside a loop

  #46475 opened Oct 22, 2021

• Cannot use the `enum[member]` notation in types

  #46473 opened Oct 21, 2021

• Erroneous TS2783 when ternary expressions are inlined in a spread operator

  #46463 opened Oct 21, 2021

• Parsing error with ternary operator and arrow function

  #46462 opened Oct 21, 2021

• Code hint not narrowed properly on union of literal tuple

  #46457 opened Oct 21, 2021

• Check argument names in function calls

  #46455 opened Oct 21, 2021

• Gate usage of `--module`/`--moduleResolution` `node12`/`nodenext` on nightly releases

  #46454 opened Oct 20, 2021

• Design Meeting Notes, 10/20/2021

  #46453 opened Oct 20, 2021

• Concerns with TypeScript 4.5's Node 12+ ESM Support

  #46452 opened Oct 20, 2021

• Getters/setters are required when their corresponding type permits `undefined`, cannot be marked optional

  #46448 opened Oct 20, 2021

• Extending class can use superclass' namespace in values but not in types

  #46445 opened Oct 20, 2021

• mts default export support for @types/node

  #46444 opened Oct 20, 2021

• Cannot correctly infer the condition type of a generic function

  #46443 opened Oct 20, 2021

• [Feature Request] full support `UMD` module for `tsc`

  #46442 opened Oct 20, 2021

• Document "root "dir"

  #46441 opened Oct 20, 2021

• "Inline temporary variable" quickfix

  #46440 opened Oct 20, 2021

• Types for functions like Array.prototype.reduce or RxJS's "scan" seem impossible

  #46438 opened Oct 20, 2021

• Renaming only one of an export w/separate value/type decls renames imports of both

  #46436 opened Oct 19, 2021

• `noPropertyAccessFromIndexSignature` does not affect object literals

  #46435 opened Oct 19, 2021

• Using const Symbol in type asserts its runtime execution context

  #46425 opened Oct 19, 2021

• [Help wanted] Broken Typescript resolving(TS 2307) when import from 'node_modules' directly with PNPM

  #46423 opened Oct 19, 2021

• [Discussion] Enable reading workspace contents on GitHub.dev

  #46421 opened Oct 19, 2021

• Slow performance in incremental mode with no changes

  #46420 opened Oct 19, 2021

• Use node's ipc for desktop TypeScript server

  #46417 opened Oct 18, 2021

• Incorrect assignability check when using Extract (TS2322)

  #46413 opened Oct 18, 2021

• Control flow analysis of aliased conditions is not able to narrow object properties

  #46412 opened Oct 18, 2021

• Wrong @types version used from monorepo using multiple package versions

  #46411 opened Oct 18, 2021

• Create modules using namespaces

  #46409 opened Oct 18, 2021

• `"moduleResolution": "node12"` of Typescript 4.5 does not work as expected

  #46408 opened Oct 18, 2021

• Support stripInternal for types in JSDoc

  #46407 opened Oct 18, 2021

• Template literal types with annotation does not work

  #46406 opened Oct 18, 2021

• [NewErrors] 4.5.0-dev.20211017 vs 4.4.4

  #46404 opened Oct 17, 2021

• Typescript: Types from namespace are not in list of import suggestions

  #46419 opened Oct 17, 2021

• Add quick fix support for all valid strings for computed properties

  #46402 opened Oct 17, 2021

• Inconsistent results for interfaces and types in special cases

  #46400 opened Oct 17, 2021

• Allow "typeof typeof" a value to get its string literal typeof type

  #46399 opened Oct 16, 2021

• Typescript predicts wrong type when using intersection types as parameters in overloaded function signatures

  #46398 opened Oct 16, 2021

94 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.

• Add method signature completions

  #46370 commented on Oct 22, 2021 • 38 new comments

• fix:for loop runs infinitely in es5 emit

  #45675 commented on Oct 23, 2021 • 9 new comments

• Type of record value assigned to template literal computed property name is not checked if it follows a spread of the record

  #45798 commented on Oct 20, 2021 • 4 new comments

• Uppercase/Lowercase don't work in conditional type

  #46393 commented on Oct 17, 2021 • 3 new comments

• Error 1064 should apply to `@callback` definitions in the same way as `@param`, but doesn't

  #45901 commented on Oct 21, 2021 • 3 new comments

• No completion for `assert` keyword

  #46371 commented on Oct 21, 2021 • 3 new comments

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

  #28682 commented on Oct 21, 2021 • 3 new comments

• TS Server fatal error: Cannot read property 'flags' of undefined

  #45874 commented on Oct 21, 2021 • 3 new comments

• Different behaviour of type declaration generation for default parameter having "Undefined" value

  #46267 commented on Oct 21, 2021 • 3 new comments

• TS2377 not reported when 'super' is called conditionally

  #45377 commented on Oct 23, 2021 • 3 new comments

• Forbid unused property renaming in destructuring binding in function types

  #41044 commented on Oct 20, 2021 • 3 new comments

• Check for array types when instantiating mapped type constraints with `any`

  #46218 commented on Oct 22, 2021 • 3 new comments

• Array method definition revamp: Use case collection

  #36554 commented on Oct 19, 2021 • 2 new comments

• Renaming file triggers error in tsconfig.json

  #46432 commented on Oct 20, 2021 • 2 new comments

• Type checking sensitive to loading order

  #45859 commented on Oct 20, 2021 • 2 new comments

• Typescript 4.5 resolveJsonModule should also work with node12 and nodenext module and resolveTypes

  #46362 commented on Oct 20, 2021 • 2 new comments

• String union types narrowed to falsy should narrow string to ""

  #45329 commented on Oct 20, 2021 • 2 new comments

• recursive conditional type fails to narrow when using `...` operator

  #46176 commented on Oct 21, 2021 • 2 new comments

• Changed behaviour in TS2.1 for Promise<void>

  #12871 commented on Oct 21, 2021 • 2 new comments

• Problems panel lists 4 problems for jsconfig.json in my project

  #42840 commented on Oct 22, 2021 • 2 new comments

• Regression from 4.2 to 4.3 : RangeError: Maximum call stack size exceeded

  #45632 commented on Oct 22, 2021 • 2 new comments

• Error in 'getCompletionEntryCodeActionsAndSourceDisplay' during 'completionEntryDetails'

  #45637 commented on Oct 22, 2021 • 2 new comments

• Type guard by deep property

  #38839 commented on Oct 20, 2021 • 2 new comments

• Fixing French spelling errors

  #46269 commented on Oct 19, 2021 • 2 new comments

• allow voluntary .ts suffix for import paths

  #37582 commented on Oct 16, 2021 • 1 new comment

• Unexpected error message when using tagged union in an nested object.

  #46374 commented on Oct 16, 2021 • 1 new comment

• Regex-validated string types (feedback reset)

  #41160 commented on Oct 16, 2021 • 1 new comment

• Decouple jsx element type from jsx factory return type and sfc return type

  #21699 commented on Oct 17, 2021 • 1 new comment

• JSDoc @implements tag/clause not checked

  #30156 commented on Oct 17, 2021 • 1 new comment

• Cannot use `override` keyword to override methods of `Object` without explicitly extending `Object`

  #45704 commented on Oct 18, 2021 • 1 new comment

• Go to definition not working as expected when typescript definitions are included

  #39215 commented on Oct 18, 2021 • 1 new comment

• Error in 'addSyntheticNodes' during 'jsxClosingTag'

  #45636 commented on Oct 18, 2021 • 1 new comment

• Error: Debug Failure. False expression. in 'doChange' during 'getCodeFixes'

  #32856 commented on Oct 18, 2021 • 1 new comment

• Error in 'TypeObject.getConstructSignatures' during 'definitionAndBoundSpan'

  #45969 commented on Oct 18, 2021 • 1 new comment

• Error: Debug Failure. Invalid cast. The supplied value [object Object] did not pass the test 'isParameter'. in 'Object.cast' during 'getCodeFixes'

  #32852 commented on Oct 18, 2021 • 1 new comment

• Error: Debug Failure. Invalid cast. The supplied value [object Object] did not pass the test 'isTypeParameterDeclaration'. in 'Object.cast' during 'getApplicableRefactors'

  #32860 commented on Oct 18, 2021 • 1 new comment

• Incomplete infer for generic types

  #41456 commented on Oct 18, 2021 • 1 new comment

• Feature Request: Macros

  #4892 commented on Oct 18, 2021 • 1 new comment

• Allow extending types referenced through interfaces

  #31843 commented on Oct 18, 2021 • 1 new comment

• Unclosed 'new Set(' wrecks resolutions to packages in nodenext

  #46373 commented on Oct 18, 2021 • 1 new comment

• nodenext alternates between finding and not finding the imported package

  #46396 commented on Oct 18, 2021 • 1 new comment

• Add spread/rest higher-order types operator

  #10727 commented on Oct 19, 2021 • 1 new comment

• Write a function to define types.

  #41577 commented on Oct 19, 2021 • 1 new comment

• Disable or remove specific code action/fixes/refactoring

  #37332 commented on Oct 19, 2021 • 1 new comment

• Dynamically named tuples

  #44939 commented on Oct 20, 2021 • 1 new comment

• Type Guard Issue with Array.prototype.fill, Array Constructor

  #31785 commented on Oct 20, 2021 • 1 new comment

• Tsconfig show typescript file not found error after moving it to another directory or delete it.

  #43838 commented on Oct 20, 2021 • 1 new comment

• Ignore __proto__

  #13933 commented on Oct 20, 2021 • 1 new comment

• Way of specifying non-enumerable properties

  #9726 commented on Oct 21, 2021 • 1 new comment

• Boolean() cannot be used to perform a null check

  #16655 commented on Oct 21, 2021 • 1 new comment

• Contextually type 'await ...' whose value is unused to 'void | PromiseLike<void>'

  #40162 commented on Oct 21, 2021 • 1 new comment

• Suggestion: `throws` clause and typed catch clause

  #13219 commented on Oct 21, 2021 • 1 new comment

• Spread Operator Doesn't Keep Object Type

  #46128 commented on Oct 22, 2021 • 1 new comment

• `typeVersions` substitution occurs multiple times causing resolution to fail

  #41284 commented on Oct 22, 2021 • 1 new comment

• Move `AbortController`/`AbortSignal` to isolated lib file to share definitions between DOM and NodeJS

  #43692 commented on Oct 22, 2021 • 1 new comment

• Function inference fails when a final argument is supplied after rest via destructured tuples

  #43122 commented on Oct 22, 2021 • 1 new comment

• Allow setter type to be incompatible with the getter type

  #43662 commented on Oct 22, 2021 • 1 new comment

• Error message related to JSDoc for non-JSDoc syntax error

  #29648 commented on Oct 22, 2021 • 1 new comment

• Cannot 'export default' abstract, ambient class or interface

  #3792 commented on Oct 22, 2021 • 1 new comment

• Exact Types

  #12936 commented on Oct 22, 2021 • 1 new comment

• compiler option to ban recursive conditional types that aren't tail recursive

  #46182 commented on Oct 23, 2021 • 1 new comment

• [Regression 3.9 -> 4.X] Variadic tuple type is not correctly inferred

  #42314 commented on Oct 23, 2021 • 1 new comment

• Remove `undefined` from source type of renaming destructuring assignment with default

  #41042 commented on Oct 22, 2021 • 1 new comment

• Improves Date constructor docs in es5.d.ts

  #45520 commented on Oct 18, 2021 • 1 new comment

• Narrow falsy strings to '' and falsy numbers to 0

  #45836 commented on Oct 19, 2021 • 1 new comment

• Polymorphic "this" for static members

  #5863 commented on Oct 17, 2021 • 0 new comments

• TypeScript file Watcher consuming over 5k watchers

  #46351 commented on Oct 20, 2021 • 0 new comments

• List all possible import paths when autocompleting imports

  #46296 commented on Oct 21, 2021 • 0 new comments

• Locally scoped & typed jsxFactory

  #44018 commented on Oct 22, 2021 • 0 new comments

• Method override completions

  #45670 commented on Oct 22, 2021 • 0 new comments

• Provide better errors on module: node12 and extensionless imports

  #46152 commented on Oct 22, 2021 • 0 new comments

• JSDoc support for object literal fields

  #290 commented on Oct 23, 2021 • 0 new comments

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

  #11920 commented on Oct 23, 2021 • 0 new comments

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

  #33471 commented on Oct 23, 2021 • 0 new comments

• Should preserve unique symbols when re‑assigning `module.exports`

  #37403 commented on Oct 23, 2021 • 0 new comments

• Should create unique symbols when creating properties on `module.exports`

  #37404 commented on Oct 23, 2021 • 0 new comments

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

  #39114 commented on Oct 23, 2021 • 0 new comments

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

  #39650 commented on Oct 23, 2021 • 0 new comments

• Class Property Inference from Constructors fails for a simple object declared in place

  #39681 commented on Oct 23, 2021 • 0 new comments

• Hoisted function declarations should be assigned to `exports` before any `require` calls

  #39853 commented on Oct 23, 2021 • 0 new comments

• Unexpected behavior (possible bug)

  #39970 commented on Oct 23, 2021 • 0 new comments

• error when a variable is both read as a parameter and written as a result of a function call in an async do while loop

  #40096 commented on Oct 23, 2021 • 0 new comments

• Support “Arbitrary module namespace identifier names”

  #40594 commented on Oct 23, 2021 • 0 new comments

• Using an optional call with `.flat()` produces incorrect types

  #41007 commented on Oct 23, 2021 • 0 new comments

• Compile error if I named last array destructuring element.

  #41548 commented on Oct 23, 2021 • 0 new comments

• instanceof Promise in ternary does not narrow Promiselike in 4.1

  #41606 commented on Oct 23, 2021 • 0 new comments

• TS4.1.2 Regression: Incorrect arity inferred on function returned by util.callbackify if input function has optional or default argument

  #41607 commented on Oct 23, 2021 • 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 Oct 23, 2021 • 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 Oct 23, 2021 • 0 new comments

• `\u` in String.raw

  #42887 commented on Oct 23, 2021 • 0 new comments

• Allowed non-this, non-super code before super call in derived classes with property initializers

  #29374 commented on Oct 18, 2021 • 0 new comments

• 🤖 User test baselines have changed for refs/heads/master

  #43554 commented on Oct 23, 2021 • 0 new comments

• feat(3792): Cannot 'export default' abstract, ambient class or interface

  #46120 commented on Oct 19, 2021 • 0 new comments

• Fix46246

  #46357 commented on Oct 16, 2021 • 0 new comments