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tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithGenericCallSignatures2.ts(15,1): error TS2322: Type 'B' is not assignable to type 'A'.
Types of parameters 'y' and 'y' are incompatible.
Type 'T[]' is not assignable to type 'T'.
'T' could be instantiated with an arbitrary type which could be unrelated to 'T[]'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithGenericCallSignatures2.ts(16,1): error TS2322: Type 'A' is not assignable to type 'B'.
Types of parameters 'y' and 'y' are incompatible.
Type 'S' is not assignable to type 'S[]'.
==== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithGenericCallSignatures2.ts (2 errors) ====
// some complex cases of assignment compat of generic signatures. No contextual signature instantiation
interface A {
<T>(x: T, ...y: T[][]): void
}
interface B {
<S>(x: S, ...y: S[]): void
}
var a: A;
var b: B;
// Both errors
a = b;
~
!!! error TS2322: Type 'B' is not assignable to type 'A'.
!!! error TS2322: Types of parameters 'y' and 'y' are incompatible.
!!! error TS2322: Type 'T[]' is not assignable to type 'T'.
!!! error TS2322: 'T' could be instantiated with an arbitrary type which could be unrelated to 'T[]'.
b = a;
~
!!! error TS2322: Type 'A' is not assignable to type 'B'.
!!! error TS2322: Types of parameters 'y' and 'y' are incompatible.
!!! error TS2322: Type 'S' is not assignable to type 'S[]'.
!!! related TS2208 tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithGenericCallSignatures2.ts:8:6: This type parameter might need an `extends S[]` constraint.
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