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tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(1,19): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(1,32): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(2,20): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(2,33): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(2,46): error TS2313: Type parameter 'V' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(4,23): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(4,36): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(5,24): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(5,37): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(5,50): error TS2313: Type parameter 'V' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(7,22): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(7,35): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(8,23): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(8,36): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(8,49): error TS2313: Type parameter 'V' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(11,16): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(11,29): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(12,16): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(12,29): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(12,42): error TS2313: Type parameter 'V' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(15,20): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(15,33): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(16,21): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(16,34): error TS2313: Type parameter 'U' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(16,47): error TS2313: Type parameter 'V' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(18,32): error TS2313: Type parameter 'T' has a circular constraint.
tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts(18,45): error TS2313: Type parameter 'V' has a circular constraint.
==== tests/cases/conformance/types/typeParameters/typeParameterLists/typeParameterIndirectlyConstrainedToItself.ts (27 errors) ====
class C<U extends T, T extends U> { }
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
class C2<T extends U, U extends V, V extends T> { }
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'V' has a circular constraint.
interface I<U extends T, T extends U> { }
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
interface I2<T extends U, U extends V, V extends T> { }
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'V' has a circular constraint.
function f<U extends T, T extends U>() { }
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
function f2<T extends U, U extends V, V extends T>() { }
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'V' has a circular constraint.
var a: {
<U extends T, T extends U>(): void;
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
<T extends U, U extends V, V extends T>(): void;
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'V' has a circular constraint.
}
var b = <U extends T, T extends U>() => { }
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
var b2 = <T extends U, U extends V, V extends T>() => { }
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
~
!!! error TS2313: Type parameter 'U' has a circular constraint.
~
!!! error TS2313: Type parameter 'V' has a circular constraint.
class D<U extends T, T extends V, V extends T> { }
~
!!! error TS2313: Type parameter 'T' has a circular constraint.
~
!!! error TS2313: Type parameter 'V' has a circular constraint.
// Repro from #25740
type Foo<T> = [T] extends [number] ? {} : {};
function foo<S extends Foo<S>>() {}
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