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=== tests/cases/conformance/types/typeParameters/typeArgumentLists/typeParameterAsTypeParameterConstraint.ts ===
// using a type parameter as a constraint for a type parameter is valid
// no errors expected except illegal constraints
function foo<T, U extends T>(x: T, y: U): U { return y; }
>foo : Symbol(foo, Decl(typeParameterAsTypeParameterConstraint.ts, 0, 0))
>T : Symbol(T, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 13))
>U : Symbol(U, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 15))
>T : Symbol(T, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 13))
>x : Symbol(x, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 29))
>T : Symbol(T, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 13))
>y : Symbol(y, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 34))
>U : Symbol(U, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 15))
>U : Symbol(U, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 15))
>y : Symbol(y, Decl(typeParameterAsTypeParameterConstraint.ts, 3, 34))
var r = foo(1, 2);
>r : Symbol(r, Decl(typeParameterAsTypeParameterConstraint.ts, 5, 3), Decl(typeParameterAsTypeParameterConstraint.ts, 6, 3))
>foo : Symbol(foo, Decl(typeParameterAsTypeParameterConstraint.ts, 0, 0))
var r = foo({}, 1);
>r : Symbol(r, Decl(typeParameterAsTypeParameterConstraint.ts, 5, 3), Decl(typeParameterAsTypeParameterConstraint.ts, 6, 3))
>foo : Symbol(foo, Decl(typeParameterAsTypeParameterConstraint.ts, 0, 0))
interface A {
>A : Symbol(A, Decl(typeParameterAsTypeParameterConstraint.ts, 6, 19))
foo: string;
>foo : Symbol(A.foo, Decl(typeParameterAsTypeParameterConstraint.ts, 8, 13))
}
interface B extends A {
>B : Symbol(B, Decl(typeParameterAsTypeParameterConstraint.ts, 10, 1))
>A : Symbol(A, Decl(typeParameterAsTypeParameterConstraint.ts, 6, 19))
bar: number;
>bar : Symbol(B.bar, Decl(typeParameterAsTypeParameterConstraint.ts, 11, 23))
}
var a: A;
>a : Symbol(a, Decl(typeParameterAsTypeParameterConstraint.ts, 14, 3))
>A : Symbol(A, Decl(typeParameterAsTypeParameterConstraint.ts, 6, 19))
var b: B;
>b : Symbol(b, Decl(typeParameterAsTypeParameterConstraint.ts, 15, 3))
>B : Symbol(B, Decl(typeParameterAsTypeParameterConstraint.ts, 10, 1))
var r2 = foo(a, b);
>r2 : Symbol(r2, Decl(typeParameterAsTypeParameterConstraint.ts, 17, 3))
>foo : Symbol(foo, Decl(typeParameterAsTypeParameterConstraint.ts, 0, 0))
>a : Symbol(a, Decl(typeParameterAsTypeParameterConstraint.ts, 14, 3))
>b : Symbol(b, Decl(typeParameterAsTypeParameterConstraint.ts, 15, 3))
var r3 = foo({ x: 1 }, { x: 2, y: 3 });
>r3 : Symbol(r3, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 3))
>foo : Symbol(foo, Decl(typeParameterAsTypeParameterConstraint.ts, 0, 0))
>x : Symbol(x, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 14))
>x : Symbol(x, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 24))
>y : Symbol(y, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 30))
function foo2<T, U extends { length: T }>(x: T, y: U) { return y; }
>foo2 : Symbol(foo2, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 39))
>T : Symbol(T, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 14))
>U : Symbol(U, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 16))
>length : Symbol(length, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 28))
>T : Symbol(T, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 14))
>x : Symbol(x, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 42))
>T : Symbol(T, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 14))
>y : Symbol(y, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 47))
>U : Symbol(U, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 16))
>y : Symbol(y, Decl(typeParameterAsTypeParameterConstraint.ts, 20, 47))
foo2(1, '');
>foo2 : Symbol(foo2, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 39))
foo2({}, { length: 2 });
>foo2 : Symbol(foo2, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 39))
>length : Symbol(length, Decl(typeParameterAsTypeParameterConstraint.ts, 22, 10))
foo2(1, { width: 3, length: 2 });
>foo2 : Symbol(foo2, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 39))
>width : Symbol(width, Decl(typeParameterAsTypeParameterConstraint.ts, 23, 9))
>length : Symbol(length, Decl(typeParameterAsTypeParameterConstraint.ts, 23, 19))
foo2(1, []);
>foo2 : Symbol(foo2, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 39))
foo2(1, ['']);
>foo2 : Symbol(foo2, Decl(typeParameterAsTypeParameterConstraint.ts, 18, 39))
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