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tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(5,8): error TS2304: Cannot find name 'W'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(15,8): error TS2304: Cannot find name 'W'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(19,43): error TS2304: Cannot find name 'V'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(20,47): error TS2304: Cannot find name 'X'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(28,44): error TS2304: Cannot find name 'W'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(29,47): error TS2304: Cannot find name 'Y'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(38,47): error TS2304: Cannot find name 'X'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(38,53): error TS2304: Cannot find name 'Y'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(46,30): error TS2304: Cannot find name 'V'.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts(46,36): error TS2304: Cannot find name 'X'.
==== tests/cases/conformance/types/objectTypeLiteral/callSignatures/typeParameterUsedAsTypeParameterConstraint4.ts (10 errors) ====
// Type parameters are in scope in their own and other type parameter lists
// Some negative cases
class C<T, U extends T, V extends U> {
z: W; // error
~
!!! error TS2304: Cannot find name 'W'.
foo<W extends V>(x: W): T {
var r: T;
return x;
}
}
interface I<T, U extends T, V extends U> {
x: T;
y: U;
z: W; // error
~
!!! error TS2304: Cannot find name 'W'.
foo<W extends V>(x: W): T;
}
function foo<T, U extends T>(x: T, y: U): V { // error
~
!!! error TS2304: Cannot find name 'V'.
function bar<V extends T, W extends U>(): X { // error
~
!!! error TS2304: Cannot find name 'X'.
function baz<X extends W, Y extends V>(a: X, b: Y): T {
x = y;
return y;
}
}
}
function foo2<U extends T, T>(x: T, y: U): W { // error
~
!!! error TS2304: Cannot find name 'W'.
function bar<V extends T, W extends U>(): Y { // error
~
!!! error TS2304: Cannot find name 'Y'.
function baz<X extends W, Y extends V>(a: X, b: Y): T {
x = y;
return y;
}
}
}
var f3 = <T, U extends T>(x: T, y: U) => {
function bar<V extends T, W extends U>(r: X, s: Y) { // error
~
!!! error TS2304: Cannot find name 'X'.
~
!!! error TS2304: Cannot find name 'Y'.
var g = <X extends W, Y extends V>(a: X, b: Y): T => {
x = y;
return y;
}
}
}
var f4 = <U extends T, T>(x: V, y: X) => { // error
~
!!! error TS2304: Cannot find name 'V'.
~
!!! error TS2304: Cannot find name 'X'.
function bar<V extends T, W extends U>() {
var g = <X extends W, Y extends V>(a: X, b: Y): T => {
x = y;
return y;
}
}
}
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