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TypeScript 4.0 Iteration Plan
#38510 opened May 12, 2020 by DanielRosenwasser
Open 8
TypeScript Roadmap: January - June 2020
#36948 opened Feb 21, 2020 by DanielRosenwasser
Open 7
CI Status Thread
#33716 opened Oct 1, 2019 by weswigham
Open 250
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4,504 Open 21,907 Closed
4,504 Open 21,907 Closed
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TypeError: Cannot read property 'length' of undefined in getLocalTypeParametersOfClassOrInterfaceOrTypeAlias
#38709 opened May 21, 2020 by minestarks
`constructor signature check` dosen't work
#38703 opened May 21, 2020 by ELSS-ZION
1
why get this bug Needs More Info
#38702 opened May 21, 2020 by DemonCloud
1
Microsoft.TypeScript.Compiler
#38701 opened May 21, 2020 by feamsr00 5 of 5
1
Type is not inferred in an if branch of a user-defined type guard when object is used for destructuring
#38700 opened May 21, 2020 by savchenkoto
assert.strictEqual(false, ...) triggers unreachable code error
#38699 opened May 21, 2020 by alexander-fenster
1
Trying to wrap an overloaded function causes "types of parameters are incompatible" on reassignment
#38698 opened May 20, 2020 by heyheyhello
TypeScript validation result doesn't match `tsc` result when compilerOptions / target is ES6
#38697 opened Apr 24, 2020 by tomdai
3
Consider emitting `export {}` in all ambiguous module output In Discussion Needs Proposal Suggestion
#38696 opened May 20, 2020 by DanielRosenwasser
Design Meeting Notes, 5/15/2020 Design Notes
#38694 opened May 20, 2020 by DanielRosenwasser
TS Server fatal error: Cannot read property 'length' of undefined
#38693 opened May 19, 2020 by GGFR-Shawn
1
Maximum call stack size exceeded when a single file has many exports
#38691 opened May 20, 2020 by ericjeney
3
add emitAtomic option (emit to tmp, delete old and rename)
#38690 opened May 20, 2020 by nahuel 5 of 5
2
The problem with interfaces that extends the interface Question
#38689 opened May 20, 2020 by it-efrem
1
Switch statement does not flag non-comparable cases with non-overlapping literal and non-literal union types Bug
#38686 opened May 20, 2020 by ericbf Backlog
Parameters<T> and ReturnType<T> limitation
#38685 opened May 20, 2020 by GordonSmith
False positive error messages after file rename Needs More Info
#38684 opened May 20, 2020 by robak86
2
Instance pieced together from maps has invalid method signatures when invoked\picked from a generic function
#38680 opened May 20, 2020 by andreas-wagner
1
Cannot redefine property: default
#38679 opened May 20, 2020 by zhinanchendd01
Symbol.prototype[Symbol.toPrimitive] missing
#38677 opened May 20, 2020 by devsnek
1
DataView.prototype missing
#38676 opened May 20, 2020 by devsnek
1
Self-referencing a package using its name
#38675 opened May 20, 2020 by BTOdell 5 of 5
Include types for TSConfig
#38674 opened May 20, 2020 by dfee 5 of 5
RegExp literal flag types
#38671 opened May 20, 2020 by RussellSprouts 5 of 5
Polymorphic TypedArray methods return wrong type in subclasses
#38665 opened May 19, 2020 by seishun
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