microsoft / TypeScript Public

44 Pull requests merged by 12 people

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20211001171323598 to main

  #46161 merged Oct 1, 2021

• Fixes main by updating baselines

  #46160 merged Oct 1, 2021

• Modify synthetic default generation code for dual-mode module resolution

  #46156 merged Oct 1, 2021

• Allow for class static vars to be called static

  #44813 merged Oct 1, 2021

• feat: display the tsconfig generated when running tsc --init

  #45930 merged Oct 1, 2021

• fix(sourcemap): accept a sourceMappingURL that ends with a newline

  #45983 merged Oct 1, 2021

• Track source and target relationship stack depth seperately, only increase on change in value

  #41821 merged Sep 30, 2021

• Minimal fix for auto-importing node_modules in node12/nodenext

  #46148 merged Sep 30, 2021

• fix(45919): TS2775 when using arrow function for type predicate

  #45952 merged Sep 30, 2021

• feat(36080): Should it be an error to add JSDoc visibility modifiers to #privateFields

  #46056 merged Sep 30, 2021

• Add `module: es2022`

  #44656 merged Sep 30, 2021

• Fix issues + Support template literal types as discriminants

  #46137 merged Sep 30, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210929231308470 to main

  #46138 merged Sep 29, 2021

• fix(26635): JSdoc casts should only work when directly attached to an expression

  #45960 merged Sep 29, 2021

• fix(44021): reference jsx pragma when JsxFragment is used

  #45894 merged Sep 29, 2021

• fix(45876): Remove "ascii character" order from docs for Float64Array.sort

  #45883 merged Sep 29, 2021

• fix(45999): Inlay hints for parameter declaration should before initializer

  #46040 merged Sep 29, 2021

• Update parameter types of RegExp compile method

  #46038 merged Sep 29, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210929111445583 to main

  #46133 merged Sep 29, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210928231435543 to main

  #46126 merged Sep 28, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210928171328273 to main

  #46117 merged Sep 28, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210928111441985 to main

  #46113 merged Sep 28, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210928051419380 to main

  #46108 merged Sep 28, 2021

• `keyof` should always include remapped keys

  #45923 merged Sep 28, 2021

• Fix indexing error in guessDirectorySymlink

  #46105 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927231336403 to main

  #46106 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927171935314 to main

  #46093 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927171720169 to main

  #46092 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927171556392 to main

  #46091 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927171457077 to main

  #46090 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927171410764 to main

  #46089 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927171329633 to main

  #46088 merged Sep 27, 2021

• Updates the DOM APIs

  #46080 merged Sep 27, 2021

• Type-only import specifiers

  #45998 merged Sep 27, 2021

• Make `never` inferences with template literal types only in special cases

  #46075 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210927051312322 to main

  #46079 merged Sep 27, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210926231336054 to main

  #46077 merged Sep 26, 2021

• Properly handle missingType in intersections

  #46052 merged Sep 26, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210926171305801 to main

  #46070 merged Sep 26, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210926111527612 to main

  #46064 merged Sep 26, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210925231401083 to main

  #46060 merged Sep 25, 2021

• LEGO: Pull request from lego/hb_5378966c-b857-470a-8675-daebef4a6da1_20210925171322614 to main

  #46058 merged Sep 25, 2021

• `moduleResolution: node12` support

  #45884 merged Sep 24, 2021

• Default tsc --init to es2016

  #45934 merged Sep 24, 2021

9 Pull requests opened by 9 people

• Add newlines in type assignment errors (#45896)

  #46071 opened Sep 26, 2021

• Add RegExp indices

  #46073 opened Sep 26, 2021

• Pass absolute path to directoryExists

  #46086 opened Sep 27, 2021

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

  #46120 opened Sep 28, 2021

• Fixes issue 10530

  #46121 opened Sep 28, 2021

• In plain JS files, only suggestion did-you-mean errors

  #46151 opened Sep 30, 2021

• improve response time of invalid rename attempts

  #46158 opened Oct 1, 2021

• Follow and respect export maps when generating module specifiers

  #46159 opened Oct 1, 2021

• 🤖 Pick PR #46156 (Modify synthetic default generation...) into release-4.5

  #46162 opened Oct 1, 2021

57 Issues closed by 17 people

• Unexpected ASI after `static` in class

  #43836 closed Oct 1, 2021

• [CLI DX] Improve the output for `tsc --init`

  #45714 closed Oct 1, 2021

• Cannot detect sourceMappingURL if there is a trailing newline

  #45982 closed Oct 1, 2021

• [regression 4.2.4-4.3.2] TS 4.3 builds .d.ts using import statements referencing absolute project paths instead of relative paths

  #44434 closed Oct 1, 2021

• Proposal: emit files without `.ts` extension to get custom file extension

  #30076 closed Oct 1, 2021

• Union types are not being narrowed correctly in generic functions in 4.3

  #44404 closed Sep 30, 2021

• Perf regression: conditional type assignability

  #43485 closed Sep 30, 2021

• TS 4.1 regression in type assertion of generic mapped type

  #41617 closed Sep 30, 2021

• TS Server fatal error: Debug Failure.

  #46100 closed Sep 30, 2021

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

  #46098 closed Sep 30, 2021

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

  #46095 closed Sep 30, 2021

• TS2775 when using arrow function for type predicate

  #45919 closed Sep 30, 2021

• SUGGESTION: more strict checks on write-only properties

  #46039 closed Sep 30, 2021

• Unable to export a global function directly

  #46055 closed Sep 30, 2021

• Type narrowing should account for nullish coalescing operator in conditions.

  #45941 closed Sep 30, 2021

• Should it be an error to add JSDoc visibility modifiers to #privateFields?

  #36080 closed Sep 30, 2021

• Regression onicecandidateerror in TS4.4

  #46054 closed Sep 30, 2021

• Add `module: es2022`

  #44653 closed Sep 30, 2021

• Multiple issues with template literal type narrowing and relations

  #46125 closed Sep 30, 2021

• Type narrowing on template literal types

  #46045 closed Sep 30, 2021

• JSdoc casts should only work when directly attached to an expression

  #26635 closed Sep 29, 2021

• Unused @jsx variable in a file with fragments only when using @jsx/@jsxFrag pragmas

  #44021 closed Sep 29, 2021

• Concatention of string index templates `${number}${string}${number}` is not additive w.r.t. accepted strings.

  #46124 closed Sep 29, 2021

• [documentation] Float64Array.sort() sorts elements numerically instead of in ASCII character order

  #45876 closed Sep 29, 2021

• Add a react monorepo to the perf suite

  #44251 closed Sep 29, 2021

• Unexpected promise element from allSettled result when mixing promise and non promise elements in array argument.

  #46048 closed Sep 29, 2021

• Inlay hints for parameter declaration should before initializer

  #45999 closed Sep 29, 2021

• lib Update Request: RegExp `compile` method (lib.es5.d.ts)

  #46030 closed Sep 29, 2021

• strictNullChecks does not work in ===

  #46129 closed Sep 29, 2021

• Generic extended type isn't taken into account

  #46131 closed Sep 29, 2021

• The paths option does not work when compiling in docker

  #46016 closed Sep 28, 2021

• keyof loses known keys when remapping an object type with a symbol key to remove a string index signature

  #45825 closed Sep 28, 2021

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

  #44953 closed Sep 27, 2021

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

  #46104 closed Sep 27, 2021

• Object allows not existing properties on type when assigned value was touched by type

  #46087 closed Sep 27, 2021

• Inconsistency of type inference of Hack-style pipeline-operator proposal (Stage2)

  #46101 closed Sep 27, 2021

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

  #46099 closed Sep 27, 2021

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

  #45778 closed Sep 27, 2021

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

  #45871 closed Sep 27, 2021

• Type parameter in template literal type is inferred as never

  #45906 closed Sep 27, 2021

• Unexpected TS2430 error with exactOptionalPropertyTypes enabled

  #46004 closed Sep 26, 2021

• Type parameter appears in function parameter should be optional.

  #45963 closed Sep 26, 2021

• Should that be ts(2454)?

  #46017 closed Sep 26, 2021

• Index signature assignable to type with incompatable optional properties

  #46025 closed Sep 26, 2021

• Readonly array `includes` should take valid primitive type

  #46035 closed Sep 26, 2021

• Failed to infer types of initialized variables on async control flow

  #46057 closed Sep 25, 2021

• Infer the type of import * as Foo from './Foo'

  #45962 closed Sep 25, 2021

• Cannot find module or its corresponding type declaration when "main" has cjs file extension

  #45496 closed Sep 24, 2021

• Unrecognized type

  #46043 closed Sep 24, 2021

• Unrecognized type

  #46044 closed Sep 24, 2021

• Support for NodeJS 12.7+ package exports

  #33079 closed Sep 24, 2021

• Support `.mjs` output

  #18442 closed Sep 24, 2021

• Support ".mjs" input files

  #27957 closed Sep 24, 2021

• Add flag to not transpile dynamic `import()` when module is `CommonJS`

  #43329 closed Sep 24, 2021

• class short initializer

  #46041 closed Sep 24, 2021

• Support custom/non-vendor modules for `lib`

  #45959 closed Sep 24, 2021

• Suggest syntactic sugar: extension method/function

  #45968 closed Sep 24, 2021

57 Issues opened by 51 people

• Comparison for different/incompatible types errors on equality, but not on greater/less comparisons

  #46157 opened Oct 1, 2021

• Conditional parameter type based on generic type has inconsistent behavior when generic type passed as generic argument

  #46155 opened Oct 1, 2021

• instanceof not narrowing type in false branch when instance type defined as an object type

  #46154 opened Oct 1, 2021

• tsc -b incorrectly succeeds when there is a problem introduced by a transitive dependency

  #46153 opened Oct 1, 2021

• Provide better errors on module: node12 and extensionless imports

  #46152 opened Sep 30, 2021

• tsc --init-basic

  #46150 opened Sep 30, 2021

• Provide a specialized error on top-level await and --module node12

  #46149 opened Sep 30, 2021

• tsc -b parse time is much higher comparing to tsc -p when there is a big d.ts file in node_modules

  #46147 opened Sep 30, 2021

• Spread syntax ignores generic type constraints

  #46146 opened Sep 30, 2021

• property in generic conditional type not narrowed in nested conditional type

  #46145 opened Sep 30, 2021

• Should `target: es2020` set `module: es2020` by default?

  #46144 opened Sep 30, 2021

• Alias type conditions to desctrutured variables

  #46143 opened Sep 30, 2021

• Type metadata / shadow types

  #46142 opened Sep 30, 2021

• Design Meeting Notes, 9/29/2021

  #46141 opened Sep 30, 2021

• Inverted `Promise` should warn like it does without inverting

  #46140 opened Sep 30, 2021

• export default: support inlined unique symbol

  #46139 opened Sep 29, 2021

• Callbacks can use uninitialized variables that aren't defined during callback execution

  #46136 opened Sep 29, 2021

• Ambient Module Declarations for Import Assertions

  #46135 opened Sep 29, 2021

• Auto import improvement for directory.

  #46134 opened Sep 29, 2021

• Improve type inference on parameter types and return types of overload class methods implementation.

  #46132 opened Sep 29, 2021

• `lib.es3.d.ts` for DefinitelyTyped libraries with legacy support

  #46130 opened Sep 29, 2021

• Spread Operator Doesn't Keep Object Type

  #46128 opened Sep 29, 2021

• Conditional return types don't work

  #46127 opened Sep 29, 2021

• Setting to hide inlay hints for implicitly-typed variables that are set to literals

  #46122 opened Sep 28, 2021

• Type narrowing context is lost within closures

  #46118 opened Sep 28, 2021

• TS Server fatal error: Debug Failure. Expected -1 >= 0

  #46123 opened Sep 28, 2021

• Argument of type { [x: string]: Blob; } is not assignable to parameter of type Record<string, ClipboardItemData>

  #46116 opened Sep 28, 2021

• Intellisense for vue is broken

  #46115 opened Sep 28, 2021

• Add an entry in `compilerOptions` to forbid throwing anything except Error and it's derivates.

  #46114 opened Sep 28, 2021

• Broken equality between enum and union of its values

  #46112 opened Sep 28, 2021

• TS does not automatically understand object with accessor type if not extracted to a variable

  #46111 opened Sep 28, 2021

• Add features for TypeScript formatter in VS Code

  #46110 opened Sep 28, 2021

• Do not allow surrounding spaces to be counted as part of ${number} templates in template index strings

  #46109 opened Sep 28, 2021

• TypeScript language service dies if code contains `if` statement with too many clauses

  #46119 opened Sep 28, 2021

• generic inferred from `keyof` has value of implicit `any` when `noImplicitAny` is `true`

  #46107 opened Sep 28, 2021

• Generic inference not working properly with curried overloads and inverse application (e.g. piping)

  #46096 opened Sep 27, 2021

• Prevent union of enums with same values (non-narrowable unions)

  #46085 opened Sep 27, 2021

• Member Prediction wrong in Typescript Code....

  #46084 opened Sep 27, 2021

• Typescript is incorrect inferring the type.

  #46083 opened Sep 27, 2021

• Invalid type narrowing when returning function call directly

  #46082 opened Sep 27, 2021

• tsconfig exclude doesn't work for index.d.ts in node_modules

  #46078 opened Sep 27, 2021

• Inconsistency between function body and caller regarding subtypes of a property of a generic

  #46076 opened Sep 26, 2021

• [NewErrors] 4.5.0-dev.20210926 vs 4.4.3

  #46074 opened Sep 26, 2021

• `typeof this` stops working after `for..in` or `for..of`: "Cannot find name 'this'."

  #46072 opened Sep 26, 2021

• Default watch options not working as expected — steady-state CPU usage

  #46069 opened Sep 26, 2021

• Unnecessary error in if overlap checking

  #46068 opened Sep 26, 2021

• Incorrect downlevel emit or missing compiler error when unconditionally calling super() inside a branch with useDefineForClassFields enabled

  #46067 opened Sep 26, 2021

• Type 'T & Function' has no call signatures.

  #46066 opened Sep 26, 2021

• enum type error

  #46065 opened Sep 26, 2021

• Parameter contextually typed from rest parameters loses possibility of undefined

  #46063 opened Sep 26, 2021

• When the text contains Chinese, the semantic mark returned by TsServer is deviated

  #46062 opened Sep 26, 2021

• DOM libs are not in sync with reality.

  #46061 opened Sep 26, 2021

• Iterating over keys of a union type and adding a union loses the original union type

  #46059 opened Sep 25, 2021

• parse jsdocs @property at top level

  #46053 opened Sep 24, 2021

• Apply uncalled function checks to boolean expressions (ts2774)

  #46051 opened Sep 24, 2021

• Design Meeting Notes, 9/24/2021

  #46050 opened Sep 24, 2021

• Can't call `protected` method from union type (but can call `private` method)

  #46049 opened Sep 24, 2021

126 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.

• The sample given at for `Writing-a-Language-Service-Plugin` doesn't compile.

  #45915 commented on Sep 27, 2021 • 10 new comments

• TypeScript 4.5 Iteration Plan

  #45418 commented on Oct 1, 2021 • 8 new comments

• feat: support error when comparing with object/array literals

  #45978 commented on Oct 1, 2021 • 8 new comments

• Feat/quick fix for types

  #42126 commented on Oct 1, 2021 • 7 new comments

• Please add a new "Convert to bound imports" TS refactoring

  #46047 commented on Sep 24, 2021 • 6 new comments

• [Experiment] fix(40617): handle uninitialized class member with computed key

  #45974 commented on Sep 30, 2021 • 6 new comments

• TS2339 refactoring warnings (three gray dots) appearing under javascript properties

  #46103 commented on Sep 30, 2021 • 5 new comments

• Intellisense gets stuck indefinitely in loading

  #46031 commented on Sep 29, 2021 • 4 new comments

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

  #43838 commented on Sep 30, 2021 • 4 new comments

• Allow diag code specification in ts-expect-errors

  #45938 commented on Sep 30, 2021 • 4 new comments

• Emit function name when emitting arrow functions in ES5

  #46042 commented on Sep 30, 2021 • 4 new comments

• Support for opting out of jsdoc @typedef exports

  #46011 commented on Sep 30, 2021 • 3 new comments

• Add support for F#-style Pipeline Operator

  #38305 commented on Sep 27, 2021 • 3 new comments

• Add support for Hack(#) -style Pipeline Operator

  #43617 commented on Sep 27, 2021 • 3 new comments

• Auto-imports: fix some exports being incorrectly stored as re-exports of others due to key conflict

  #45792 commented on Sep 30, 2021 • 3 new comments

• [feature] class properties that are "readonly in public, writable in private" or other permutations

  #37487 commented on Sep 27, 2021 • 2 new comments

• Optional chaining, proper infer in type guard

  #34974 commented on Sep 28, 2021 • 2 new comments

• tsserver should implement the Language Server Protocol

  #39459 commented on Sep 28, 2021 • 2 new comments

• Discriminant property type guard not applied with bracket notation

  #10530 commented on Sep 28, 2021 • 2 new comments

• Computed properties no throws if there is a duplicate

  #25758 commented on Sep 29, 2021 • 2 new comments

• Show both narrowed type and storage type

  #45870 commented on Sep 30, 2021 • 2 new comments

• Allow binding generic functions to a given type

  #37181 commented on Sep 30, 2021 • 2 new comments

• Add option to include default typeRoots when overriding typeRoots

  #30855 commented on Sep 30, 2021 • 2 new comments

• Incorrect object properties type inference with aliased conditional expressions

  #45624 commented on Sep 30, 2021 • 2 new comments

• Monorepo / workspaces imports attempt to reference rootDir / outDir literally instead of package path reference

  #45964 commented on Sep 30, 2021 • 2 new comments

• React snippets importing from the wrong file.

  #45784 commented on Sep 30, 2021 • 2 new comments

• isArray type guards still causing issues in latest nightly build

  #42768 commented on Oct 1, 2021 • 2 new comments

• [request] allow `export type * from`

  #37238 commented on Oct 1, 2021 • 2 new comments

• Organize imports: add an option to put all absolute paths after node_modules ones

  #30456 commented on Oct 1, 2021 • 2 new comments

• Allow "catch (e: Error)" instead of "catch (e: unknown)"

  #42596 commented on Oct 1, 2021 • 2 new comments

• Allow "Compiler Plugins"

  #16607 commented on Oct 1, 2021 • 2 new comments

• [WIP] Migrate _everything_ to modules

  #35561 commented on Sep 27, 2021 • 2 new comments

• Adds back in the older Promise.all overloads

  #45811 commented on Sep 29, 2021 • 2 new comments

• Build mode explicitly checks file stamps in watch mode rather than using file watcher events

  #45082 commented on Sep 24, 2021 • 1 new comment

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

  #45901 commented on Sep 24, 2021 • 1 new comment

• [Proposal] Display all properties (inherited or not) of a given class (in TypeScript)

  #10752 commented on Sep 25, 2021 • 1 new comment

• Support conditional compilation

  #449 commented on Sep 25, 2021 • 1 new comment

• Optional chaining of unknown should be unknown

  #37700 commented on Sep 25, 2021 • 1 new comment

• Trade-offs in Control Flow Analysis

  #9998 commented on Sep 26, 2021 • 1 new comment

• CI Status Thread

  #33716 commented on Sep 26, 2021 • 1 new comment

• Allow variable merge with namespace when value of variable is a allowed merging declaration

  #45975 commented on Sep 27, 2021 • 1 new comment

• Index signature is missing in type (only on interfaces, not on type alias)

  #15300 commented on Sep 27, 2021 • 1 new comment

• `lib.d.ts` Updates for TypeScript 4.5

  #45291 commented on Sep 27, 2021 • 1 new comment

• Interface using `keyof T` is checked contravariant, even though it is structurally compatible.

  #43608 commented on Sep 27, 2021 • 1 new comment

• Compiler API: no Symbol for Node

  #13165 commented on Sep 27, 2021 • 1 new comment

• Error in 'getExportEqualsLocalSymbol' during 'documentHighlights'

  #39584 commented on Sep 27, 2021 • 1 new comment

• Error in 'getValidSourceFile' during 'documentHighlights'

  #39874 commented on Sep 27, 2021 • 1 new comment

• Error in 'getModuleSpecifierExpression' during 'completionEntryDetails'

  #41853 commented on Sep 27, 2021 • 1 new comment

• Error in 'getValidSourceFile' during 'quickinfo'

  #39873 commented on Sep 27, 2021 • 1 new comment

• Error in '_loop_11' during 'getCodeFixes'

  #44579 commented on Sep 27, 2021 • 1 new comment

• Error in 'NodeObject.assertHasRealPosition' during 'getCodeFixes'

  #45743 commented on Sep 27, 2021 • 1 new comment

• TypeError: Cannot read property 'kind' of undefined in 'Object.isUnionTypeNode' during 'getCodeFixes'

  #33719 commented on Sep 27, 2021 • 1 new comment

• Error in 'getValidSourceFile' during 'definitionAndBoundSpan'

  #39878 commented on Sep 27, 2021 • 1 new comment

• Error: Debug Failure. Did not expect JsxClosingFragment to have an Identifier in its trivia in 'addSyntheticNodes' during 'jsxClosingTag'

  #32850 commented on Sep 27, 2021 • 1 new comment

• Error in 'updateSourceFile' during 'completionInfo'

  #41060 commented on Sep 27, 2021 • 1 new comment

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

  #36581 commented on Sep 27, 2021 • 1 new comment

• Investigate undocumented readDirectory change

  #45990 commented on Sep 27, 2021 • 1 new comment

• Show function return type inlay hints even for JS functions that have explicit type annotations

  #45928 commented on Sep 27, 2021 • 1 new comment

• Imported const enum is not inlined in generated code

  #16671 commented on Sep 28, 2021 • 1 new comment

• Suggestion: `throws` clause and typed catch clause

  #13219 commented on Sep 28, 2021 • 1 new comment

• Suggestion: Type annotations and interfaces for function declarations

  #22063 commented on Sep 28, 2021 • 1 new comment

• error TS2688: Cannot find type definition file for...random paths.

  #27956 commented on Sep 28, 2021 • 1 new comment

• Performance: variance check balloons number of instantations and degrades performance

  #45249 commented on Sep 28, 2021 • 1 new comment

• `Result value must be used` check

  #8240 commented on Sep 28, 2021 • 1 new comment

• `(0, object.property)()` produces TS2695

  #35866 commented on Sep 28, 2021 • 1 new comment

• Removing optional modifier also removes `undefined` from value type

  #31025 commented on Sep 28, 2021 • 1 new comment

• Bug: Circular references not allowed for template literal types

  #44792 commented on Sep 29, 2021 • 1 new comment

• Array.length type guard for array spreading

  #28837 commented on Sep 29, 2021 • 1 new comment

• TypeScript 4.4 allows named imports of methods, calling them unbound

  #46027 commented on Sep 29, 2021 • 1 new comment

• Support Unicode RegExp property escapes

  #32214 commented on Sep 29, 2021 • 1 new comment

• Feature request: disable organize import on specific lines

  #41494 commented on Sep 29, 2021 • 1 new comment

• Allow type annotation on catch clause variable

  #20024 commented on Sep 29, 2021 • 1 new comment

• int32 type returned by bitwise operators

  #32188 commented on Sep 29, 2021 • 1 new comment

• Allow skipping some generics when calling a function with multiple generics

  #10571 commented on Sep 29, 2021 • 1 new comment

• JSX import fixes do not support new React JSX Transform (without react import)

  #41762 commented on Sep 29, 2021 • 1 new comment

• FormData methods should take a Generic

  #43797 commented on Sep 30, 2021 • 1 new comment

• Undefined values propagating unexpectedly when using exactOptionalPropertyTypes

  #45623 commented on Sep 30, 2021 • 1 new comment

• No information for Error: Debug Failure. No error for last overload signature

  #35186 commented on Sep 30, 2021 • 1 new comment

• In JS, jsdoc should be able to declare functions as overloaded

  #25590 commented on Sep 30, 2021 • 1 new comment

• Strict null checks for Map members

  #9619 commented on Sep 30, 2021 • 1 new comment

• Intellisense should inherit documentation for Interfaces.

  #29516 commented on Sep 30, 2021 • 1 new comment

• Inlay should show at start when use ...arguments parameters

  #46097 commented on Sep 30, 2021 • 1 new comment

• Declare TypedArray length

  #45547 commented on Oct 1, 2021 • 1 new comment

• Generic inference from LHS of assignment when destructuring can lead to unexpected `any`s

  #45074 commented on Oct 1, 2021 • 1 new comment

• Allow `this` in constructor parameter

  #38038 commented on Oct 1, 2021 • 1 new comment

• Support “Arbitrary module namespace identifier names”

  #40594 commented on Oct 1, 2021 • 1 new comment

• Unions without discriminant properties do not perform excess property checking

  #20863 commented on Oct 1, 2021 • 1 new comment

• Allow separate read and write types for index signatures to support Proxies

  #45887 commented on Oct 1, 2021 • 1 new comment

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

  #39374 commented on Oct 1, 2021 • 1 new comment

• Type guard by deep property

  #38839 commented on Sep 28, 2021 • 1 new comment

• Implement --skipLibCheck flag in tsbuild

  #45698 commented on Sep 30, 2021 • 1 new comment

• fix(45713) Improve error report summaries

  #45742 commented on Oct 1, 2021 • 1 new comment

• implement code fix for override of js files

  #45780 commented on Oct 1, 2021 • 1 new comment

• Improve type readability (fix type alias propagation, allow aliasing inferred types)

  #45954 commented on Sep 25, 2021 • 0 new comments

• Node now supports Regexp hasIndices -- typescript does not.

  #44227 commented on Sep 26, 2021 • 0 new comments

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

  #45896 commented on Sep 27, 2021 • 0 new comments

• Method override completions

  #45670 commented on Sep 28, 2021 • 0 new comments

• Diagnostic Compiler Plugin Proposal

  #45886 commented on Sep 28, 2021 • 0 new comments

• Import star should work with export type

  #38306 commented on Sep 29, 2021 • 0 new comments

• flag to check for type-unreachable code

  #45267 commented on Sep 30, 2021 • 0 new comments

• import ConstJson from './config.json' as const;

  #32063 commented on Sep 30, 2021 • 0 new comments

• TS Server fatal error: Debug Failure. False expression.

  #46094 commented on Sep 30, 2021 • 0 new comments

• JSDoc support for object literal fields

  #290 commented on Oct 1, 2021 • 0 new comments

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

  #11920 commented on Oct 1, 2021 • 0 new comments

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

  #33471 commented on Oct 1, 2021 • 0 new comments

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

  #37403 commented on Oct 1, 2021 • 0 new comments

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

  #37404 commented on Oct 1, 2021 • 0 new comments

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

  #39114 commented on Oct 1, 2021 • 0 new comments

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

  #39650 commented on Oct 1, 2021 • 0 new comments

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

  #39681 commented on Oct 1, 2021 • 0 new comments

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

  #39853 commented on Oct 1, 2021 • 0 new comments

• Unexpected behavior (possible bug)

  #39970 commented on Oct 1, 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 1, 2021 • 0 new comments

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

  #41007 commented on Oct 1, 2021 • 0 new comments

• Compile error if I named last array destructuring element.

  #41548 commented on Oct 1, 2021 • 0 new comments

• instanceof Promise in ternary does not narrow Promiselike in 4.1

  #41606 commented on Oct 1, 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 1, 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 1, 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 1, 2021 • 0 new comments

• `\u` in String.raw

  #42887 commented on Oct 1, 2021 • 0 new comments

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

  #43554 commented on Oct 1, 2021 • 0 new comments

• fix(43359): Emit bug: default export is missing when exporting type+named+default

  #44718 commented on Sep 29, 2021 • 0 new comments

• [WIP] [Experiment] feat(1534): Add "sealed" key word to mark some public/protected methods not be overriden

  #45021 commented on Sep 28, 2021 • 0 new comments

• Add Error causes

  #45749 commented on Sep 26, 2021 • 0 new comments

• Separate intersection type resolution process for publicly and non-publicly accessible mixin construct signatures

  #45810 commented on Oct 1, 2021 • 0 new comments

• Treat Array TypeReference the same as ArrayType in tuple rest type

  #46033 commented on Sep 29, 2021 • 0 new comments