=== tests/cases/conformance/types/typeRelationships/typeInference/genericClassWithFunctionTypedMemberArguments.ts ===
// Generic functions used as arguments for function typed parameters are not used to make inferences from
// Using function arguments, no errors expected

module ImmediatelyFix {
>ImmediatelyFix : typeof ImmediatelyFix

    class C<T> {
>C : C<T>

        foo<T>(x: (a: T) => T) {
>foo : <T>(x: (a: T) => T) => T
>x : (a: T) => T
>a : T

            return x(null);
>x(null) : T
>x : (a: T) => T
>null : null
        }
    }

    var c = new C<number>();
>c : C<number>
>new C<number>() : C<number>
>C : typeof C

    var r = c.foo(<U>(x: U) => ''); // {}
>r : unknown
>c.foo(<U>(x: U) => '') : unknown
>c.foo : <T>(x: (a: T) => T) => T
>c : C<number>
>foo : <T>(x: (a: T) => T) => T
><U>(x: U) => '' : <U>(x: U) => string
>x : U
>'' : ""

    var r2 = c.foo<string>(<U>(x: U) => ''); // string 
>r2 : string
>c.foo<string>(<U>(x: U) => '') : string
>c.foo : <T>(x: (a: T) => T) => T
>c : C<number>
>foo : <T>(x: (a: T) => T) => T
><U>(x: U) => '' : <U>(x: U) => string
>x : U
>'' : ""

    var r3 = c.foo(x => ''); // {}
>r3 : unknown
>c.foo(x => '') : unknown
>c.foo : <T>(x: (a: T) => T) => T
>c : C<number>
>foo : <T>(x: (a: T) => T) => T
>x => '' : (x: unknown) => string
>x : unknown
>'' : ""

    class C2<T> {
>C2 : C2<T>

        foo(x: (a: T) => T) {
>foo : (x: (a: T) => T) => T
>x : (a: T) => T
>a : T

            return x(null);
>x(null) : T
>x : (a: T) => T
>null : null
        }
    }

    var c2 = new C2<number>();
>c2 : C2<number>
>new C2<number>() : C2<number>
>C2 : typeof C2

    var ra = c2.foo(<U>(x: U) => 1); // number
>ra : number
>c2.foo(<U>(x: U) => 1) : number
>c2.foo : (x: (a: number) => number) => number
>c2 : C2<number>
>foo : (x: (a: number) => number) => number
><U>(x: U) => 1 : <U>(x: U) => number
>x : U
>1 : 1

    var r3a = c2.foo(x => 1); // number
>r3a : number
>c2.foo(x => 1) : number
>c2.foo : (x: (a: number) => number) => number
>c2 : C2<number>
>foo : (x: (a: number) => number) => number
>x => 1 : (x: number) => number
>x : number
>1 : 1
}

module WithCandidates {
>WithCandidates : typeof WithCandidates

    class C<T> {
>C : C<T>

        foo2<T, U>(x: T, cb: (a: T) => U) {
>foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>x : T
>cb : (a: T) => U
>a : T

            return cb(x);
>cb(x) : U
>cb : (a: T) => U
>x : T
        }
    }

    var c: C<number>;
>c : C<number>

    var r4 = c.foo2(1, function <Z>(a: Z) { return '' }); // string, contextual signature instantiation is applied to generic functions
>r4 : string
>c.foo2(1, function <Z>(a: Z) { return '' }) : string
>c.foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>c : C<number>
>foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>1 : 1
>function <Z>(a: Z) { return '' } : <Z>(a: Z) => string
>a : Z
>'' : ""

    var r5 = c.foo2(1, (a) => ''); // string
>r5 : string
>c.foo2(1, (a) => '') : string
>c.foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>c : C<number>
>foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>1 : 1
>(a) => '' : (a: number) => string
>a : number
>'' : ""

    var r6 = c.foo2<string, number>('', <Z>(a: Z) => 1); // number
>r6 : number
>c.foo2<string, number>('', <Z>(a: Z) => 1) : number
>c.foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>c : C<number>
>foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>'' : ""
><Z>(a: Z) => 1 : <Z>(a: Z) => number
>a : Z
>1 : 1

    class C2<T, U> {
>C2 : C2<T, U>

        foo3(x: T, cb: (a: T) => U, y: U) {
>foo3 : (x: T, cb: (a: T) => U, y: U) => U
>x : T
>cb : (a: T) => U
>a : T
>y : U

            return cb(x);
>cb(x) : U
>cb : (a: T) => U
>x : T
        }
    }

    var c2: C2<number, string>;
>c2 : C2<number, string>

    var r7 = c2.foo3(1, <Z>(a: Z) => '', ''); // string
>r7 : string
>c2.foo3(1, <Z>(a: Z) => '', '') : string
>c2.foo3 : (x: number, cb: (a: number) => string, y: string) => string
>c2 : C2<number, string>
>foo3 : (x: number, cb: (a: number) => string, y: string) => string
>1 : 1
><Z>(a: Z) => '' : <Z>(a: Z) => string
>a : Z
>'' : ""
>'' : ""

    var r8 = c2.foo3(1, function (a) { return '' }, ''); // string
>r8 : string
>c2.foo3(1, function (a) { return '' }, '') : string
>c2.foo3 : (x: number, cb: (a: number) => string, y: string) => string
>c2 : C2<number, string>
>foo3 : (x: number, cb: (a: number) => string, y: string) => string
>1 : 1
>function (a) { return '' } : (a: number) => string
>a : number
>'' : ""
>'' : ""

    class C3<T, U> {
>C3 : C3<T, U>

        foo3<T,U>(x: T, cb: (a: T) => U, y: U) {
>foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>x : T
>cb : (a: T) => U
>a : T
>y : U

            return cb(x);
>cb(x) : U
>cb : (a: T) => U
>x : T
        }
    }
    var c3: C3<number, string>;
>c3 : C3<number, string>

    function other<T, U>(t: T, u: U) {
>other : <T, U>(t: T, u: U) => void
>t : T
>u : U

        var r10 = c.foo2(1, (x: T) => ''); // error
>r10 : string
>c.foo2(1, (x: T) => '') : string
>c.foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>c : C<number>
>foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>1 : 1
>(x: T) => '' : (x: T) => string
>x : T
>'' : ""

        var r10 = c.foo2(1, (x) => ''); // string
>r10 : string
>c.foo2(1, (x) => '') : string
>c.foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>c : C<number>
>foo2 : <T, U>(x: T, cb: (a: T) => U) => U
>1 : 1
>(x) => '' : (x: number) => string
>x : number
>'' : ""

        var r11 = c3.foo3(1, (x: T) => '', ''); // error
>r11 : string
>c3.foo3(1, (x: T) => '', '') : string
>c3.foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>c3 : C3<number, string>
>foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>1 : 1
>(x: T) => '' : (x: T) => string
>x : T
>'' : ""
>'' : ""

        var r11b = c3.foo3(1, (x: T) => '', 1); // error
>r11b : string
>c3.foo3(1, (x: T) => '', 1) : string
>c3.foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>c3 : C3<number, string>
>foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>1 : 1
>(x: T) => '' : (x: T) => string
>x : T
>'' : ""
>1 : 1

        var r12 = c3.foo3(1, function (a) { return '' }, 1); // error
>r12 : number
>c3.foo3(1, function (a) { return '' }, 1) : 1
>c3.foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>c3 : C3<number, string>
>foo3 : <T, U>(x: T, cb: (a: T) => U, y: U) => U
>1 : 1
>function (a) { return '' } : (a: number) => string
>a : number
>'' : ""
>1 : 1
    }
}