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NonNullable not assignable to Exclude<T, null | undefined>
Design Limitation
Constraints of the existing architecture prevent this from being fixed
#55396
opened Aug 16, 2023 by
LeviticusMB
Keep argument name of setter in declaration from JavaScript
Experience Enhancement
Noncontroversial enhancements
Help Wanted
You can do this
Suggestion
An idea for TypeScript
Generic indexed access on a substitution type with an array constraint resolves incorrectly
Possible Improvement
The current behavior isn't wrong, but it's possible to see that it might be better in some cases
Recursive reverse mapped types don't work well with mixed object and tuple structures
#55382
opened Aug 15, 2023 by
Andarist
progress.emit() threw Error
Question
An issue which isn't directly actionable in code
#55380
opened Aug 15, 2023 by
findlay-best-wishes
Design Meeting Notes, 8/11/2023
Design Notes
Notes from our design meetings
#55377
opened Aug 14, 2023 by
DanielRosenwasser
Unable to infer parameter type
Not a Defect
This behavior is one of several equally-correct options
#55370
opened Aug 14, 2023 by
marvinhagemeister
Error in 'getAutoImportSymbolFromCompletionEntryData' during 'completionInfo'
Bug
A bug in TypeScript
Source: Telemetry
The issue relates to the telemetry in editors
#55368
opened Aug 14, 2023 by
typescript-bot
Error in 'watchAffectingLocationsOfResolution' during 'encodedSemanticClassifications-full'
Bug
A bug in TypeScript
Source: Telemetry
The issue relates to the telemetry in editors
#55367
opened Aug 14, 2023 by
typescript-bot
include patterns need to specifiy .json extension in composite projects despite resolveJsonModule: true
Bug
#55366
opened Aug 14, 2023 by
eps1lon
Template literal type resolution
Possible Improvement
The current behavior isn't wrong, but it's possible to see that it might be better in some cases
"Remove 'type' from import" produces invalid syntax
Bug
A bug in TypeScript
Fix Available
A PR has been opened for this issue
Methods lose their name when used with useDefineForClassFields
Duplicate
An existing issue was already created
#55362
opened Aug 14, 2023 by
janv
Explicitly annotated unique symbols are widened in return positions
Possible Improvement
The current behavior isn't wrong, but it's possible to see that it might be better in some cases
Rename autofix introduces errors when name is used as a shorthand property
Question
An issue which isn't directly actionable in code
#55356
opened Aug 14, 2023 by
bradzacher
"Add braces to arrow function" refactor triples some comments
Bug
A bug in TypeScript
Help Wanted
You can do this
Better error message when a module declaration is not found, but a module augmentation is?
Experience Enhancement
Noncontroversial enhancements
Help Wanted
You can do this
Suggestion
An idea for TypeScript
importHelpers + module: CommonJS and moduleResolution: node16 emits not defined variables
Needs Investigation
This issue needs a team member to investigate its status.
Co-dependency of variables destructured from union types is lost unless used in control-flow statements
Help Wanted
You can do this
Possible Improvement
The current behavior isn't wrong, but it's possible to see that it might be better in some cases
"Remove braces from arrow function" generates invalid code in JavaScript
#55404
opened Aug 12, 2023 by
Eldemarkki
Incorrectly reported A bug in TypeScript
Help Wanted
You can do this
TS2322 error on array items after spread
Bug
TS 5.0 decorators don't follow the DecoratorCallExpression grammar
Needs Investigation
This issue needs a team member to investigate its status.
Design Meeting Notes, 8/9/2023
Design Notes
Notes from our design meetings
#55325
opened Aug 9, 2023 by
DanielRosenwasser
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