=== tests/cases/conformance/types/typeParameters/typeArgumentLists/typeParameterAsTypeParameterConstraintTransitively.ts === // using a type parameter as a constraint for a type parameter is valid // no errors expected interface A { foo: number } >A : A, Symbol(A, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 0, 0)) >foo : number, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 3, 13)) interface B extends A { bar: string; } >B : B, Symbol(B, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 3, 27)) >A : A, Symbol(A, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 0, 0)) >bar : string, Symbol(bar, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 4, 23)) interface C extends B { baz: boolean; } >C : C, Symbol(C, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 4, 38)) >B : B, Symbol(B, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 3, 27)) >baz : boolean, Symbol(baz, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 5, 23)) var a: A; >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) >A : A, Symbol(A, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 0, 0)) var b: B; >b : B, Symbol(b, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 7, 3)) >B : B, Symbol(B, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 3, 27)) var c: C; >c : C, Symbol(c, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 3)) >C : C, Symbol(C, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 4, 38)) function foo(x: T, y: U, z: V): V { return z; } >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >T : T, Symbol(T, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 13)) >U : U, Symbol(U, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 15)) >V : V, Symbol(V, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 18)) >x : T, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 22)) >T : T, Symbol(T, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 13)) >y : U, Symbol(y, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 27)) >U : U, Symbol(U, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 15)) >z : V, Symbol(z, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 33)) >V : V, Symbol(V, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 18)) >V : V, Symbol(V, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 18)) >z : V, Symbol(z, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 10, 33)) //function foo(x: T, y: U, z: V): V { return z; } foo(1, 2, 3); >foo(1, 2, 3) : number >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >1 : number >2 : number >3 : number foo({ x: 1 }, { x: 1, y: '' }, { x: 2, y: '', z: true }); >foo({ x: 1 }, { x: 1, y: '' }, { x: 2, y: '', z: true }) : { x: number; y: string; z: boolean; } >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >{ x: 1 } : { x: number; } >x : number, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 14, 5)) >1 : number >{ x: 1, y: '' } : { x: number; y: string; } >x : number, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 14, 15)) >1 : number >y : string, Symbol(y, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 14, 21)) >'' : string >{ x: 2, y: '', z: true } : { x: number; y: string; z: boolean; } >x : number, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 14, 32)) >2 : number >y : string, Symbol(y, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 14, 38)) >'' : string >z : boolean, Symbol(z, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 14, 45)) >true : boolean foo(a, b, c); >foo(a, b, c) : C >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) >b : B, Symbol(b, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 7, 3)) >c : C, Symbol(c, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 3)) foo(a, b, { foo: 1, bar: '', hm: true }); >foo(a, b, { foo: 1, bar: '', hm: true }) : { foo: number; bar: string; hm: boolean; } >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) >b : B, Symbol(b, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 7, 3)) >{ foo: 1, bar: '', hm: true } : { foo: number; bar: string; hm: boolean; } >foo : number, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 16, 11)) >1 : number >bar : string, Symbol(bar, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 16, 19)) >'' : string >hm : boolean, Symbol(hm, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 16, 28)) >true : boolean foo((x: number, y) => { }, (x) => { }, () => { }); >foo((x: number, y) => { }, (x) => { }, () => { }) : () => void >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >(x: number, y) => { } : (x: number, y: any) => void >x : number, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 17, 5)) >y : any, Symbol(y, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 17, 15)) >(x) => { } : (x: any) => void >x : any, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 17, 28)) >() => { } : () => void function foo2(x: T, y: U, z: V): V { return z; } >foo2 : (x: T, y: U, z: V) => V, Symbol(foo2, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 17, 50)) >T : T, Symbol(T, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 14)) >A : A, Symbol(A, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 0, 0)) >U : U, Symbol(U, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 26)) >V : V, Symbol(V, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 29)) >x : T, Symbol(x, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 33)) >T : T, Symbol(T, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 14)) >y : U, Symbol(y, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 38)) >U : U, Symbol(U, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 26)) >z : V, Symbol(z, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 44)) >V : V, Symbol(V, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 29)) >V : V, Symbol(V, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 29)) >z : V, Symbol(z, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 19, 44)) //function foo2(x: T, y: U, z: V): V { return z; } foo(a, a, a); >foo(a, a, a) : A >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) foo(a, b, c); >foo(a, b, c) : C >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >a : A, Symbol(a, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 6, 3)) >b : B, Symbol(b, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 7, 3)) >c : C, Symbol(c, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 3)) foo(b, b, { foo: 1, bar: '', hm: '' }); >foo(b, b, { foo: 1, bar: '', hm: '' }) : { foo: number; bar: string; hm: string; } >foo : (x: T, y: U, z: V) => V, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 8, 9)) >b : B, Symbol(b, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 7, 3)) >b : B, Symbol(b, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 7, 3)) >{ foo: 1, bar: '', hm: '' } : { foo: number; bar: string; hm: string; } >foo : number, Symbol(foo, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 23, 11)) >1 : number >bar : string, Symbol(bar, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 23, 19)) >'' : string >hm : string, Symbol(hm, Decl(typeParameterAsTypeParameterConstraintTransitively.ts, 23, 28)) >'' : string