=== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithCallSignatures5.ts ===
// checking assignment compat for function types. No errors in this file

class Base { foo: string; }
>Base : Base
>foo : string

class Derived extends Base { bar: string; }
>Derived : Derived
>Base : Base
>bar : string

class Derived2 extends Derived { baz: string; }
>Derived2 : Derived2
>Derived : Derived
>baz : string

class OtherDerived extends Base { bing: string; }
>OtherDerived : OtherDerived
>Base : Base
>bing : string

var a: <T>(x: T) => T[];
>a : <T>(x: T) => T[]
>T : T
>x : T
>T : T
>T : T

var a2: <T>(x: T) => string[];
>a2 : <T>(x: T) => string[]
>T : T
>x : T
>T : T

var a3: <T>(x: T) => void;
>a3 : <T>(x: T) => void
>T : T
>x : T
>T : T

var a4: <T,U>(x: T, y: U) => string;
>a4 : <T, U>(x: T, y: U) => string
>T : T
>U : U
>x : T
>T : T
>y : U
>U : U

var a5: <T,U>(x: (arg: T) => U) => T;
>a5 : <T, U>(x: (arg: T) => U) => T
>T : T
>U : U
>x : (arg: T) => U
>arg : T
>T : T
>U : U
>T : T

var a6: <T extends Base>(x: (arg: T) => Derived) => T;
>a6 : <T extends Base>(x: (arg: T) => Derived) => T
>T : T
>Base : Base
>x : (arg: T) => Derived
>arg : T
>T : T
>Derived : Derived
>T : T

var a11: <T>(x: { foo: T }, y: { foo: T; bar: T }) => Base;
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>T : T
>x : { foo: T; }
>foo : T
>T : T
>y : { foo: T; bar: T; }
>foo : T
>T : T
>bar : T
>T : T
>Base : Base

var a15: <T>(x: { a: T; b: T }) => T[];
>a15 : <T>(x: { a: T; b: T; }) => T[]
>T : T
>x : { a: T; b: T; }
>a : T
>T : T
>b : T
>T : T
>T : T

var a16: <T extends Base>(x: { a: T; b: T }) => T[];
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>T : T
>Base : Base
>x : { a: T; b: T; }
>a : T
>T : T
>b : T
>T : T
>T : T

var a17: {
>a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }

    <T extends Derived>(x: (a: T) => T): T[];
>T : T
>Derived : Derived
>x : (a: T) => T
>a : T
>T : T
>T : T
>T : T

    <T extends Base>(x: (a: T) => T): T[];        
>T : T
>Base : Base
>x : (a: T) => T
>a : T
>T : T
>T : T
>T : T

};
var a18: {
>a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }

    (x: {
>x : { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }

        <T extends Derived>(a: T): T;
>T : T
>Derived : Derived
>a : T
>T : T
>T : T

        <T extends Base>(a: T): T;
>T : T
>Base : Base
>a : T
>T : T
>T : T

    }): any[];
    (x: {
>x : { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }

        <T extends Derived2>(a: T): T;
>T : T
>Derived2 : Derived2
>a : T
>T : T
>T : T

        <T extends Base>(a: T): T;
>T : T
>Base : Base
>a : T
>T : T
>T : T

    }): any[];
};

var b: <T>(x: T) => T[]; 
>b : <T>(x: T) => T[]
>T : T
>x : T
>T : T
>T : T

a = b; // ok
>a = b : <T>(x: T) => T[]
>a : <T>(x: T) => T[]
>b : <T>(x: T) => T[]

b = a; // ok
>b = a : <T>(x: T) => T[]
>b : <T>(x: T) => T[]
>a : <T>(x: T) => T[]

var b2: <T>(x: T) => string[]; 
>b2 : <T>(x: T) => string[]
>T : T
>x : T
>T : T

a2 = b2; // ok
>a2 = b2 : <T>(x: T) => string[]
>a2 : <T>(x: T) => string[]
>b2 : <T>(x: T) => string[]

b2 = a2; // ok
>b2 = a2 : <T>(x: T) => string[]
>b2 : <T>(x: T) => string[]
>a2 : <T>(x: T) => string[]

var b3: <T>(x: T) => T; 
>b3 : <T>(x: T) => T
>T : T
>x : T
>T : T
>T : T

a3 = b3; // ok
>a3 = b3 : <T>(x: T) => T
>a3 : <T>(x: T) => void
>b3 : <T>(x: T) => T

b3 = a3; // ok
>b3 = a3 : <T>(x: T) => void
>b3 : <T>(x: T) => T
>a3 : <T>(x: T) => void

var b4: <T, U>(x: T, y: U) => string; 
>b4 : <T, U>(x: T, y: U) => string
>T : T
>U : U
>x : T
>T : T
>y : U
>U : U

a4 = b4; // ok
>a4 = b4 : <T, U>(x: T, y: U) => string
>a4 : <T, U>(x: T, y: U) => string
>b4 : <T, U>(x: T, y: U) => string

b4 = a4; // ok
>b4 = a4 : <T, U>(x: T, y: U) => string
>b4 : <T, U>(x: T, y: U) => string
>a4 : <T, U>(x: T, y: U) => string

var b5: <T, U>(x: (arg: T) => U) => T; 
>b5 : <T, U>(x: (arg: T) => U) => T
>T : T
>U : U
>x : (arg: T) => U
>arg : T
>T : T
>U : U
>T : T

a5 = b5; // ok
>a5 = b5 : <T, U>(x: (arg: T) => U) => T
>a5 : <T, U>(x: (arg: T) => U) => T
>b5 : <T, U>(x: (arg: T) => U) => T

b5 = a5; // ok
>b5 = a5 : <T, U>(x: (arg: T) => U) => T
>b5 : <T, U>(x: (arg: T) => U) => T
>a5 : <T, U>(x: (arg: T) => U) => T

var b6: <T extends Base, U extends Derived>(x: (arg: T) => U) => T; 
>b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T
>T : T
>Base : Base
>U : U
>Derived : Derived
>x : (arg: T) => U
>arg : T
>T : T
>U : U
>T : T

a6 = b6; // ok
>a6 = b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T
>a6 : <T extends Base>(x: (arg: T) => Derived) => T
>b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T

b6 = a6; // ok
>b6 = a6 : <T extends Base>(x: (arg: T) => Derived) => T
>b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T
>a6 : <T extends Base>(x: (arg: T) => Derived) => T

var b11: <T, U>(x: { foo: T }, y: { foo: U; bar: U }) => Base; 
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>T : T
>U : U
>x : { foo: T; }
>foo : T
>T : T
>y : { foo: U; bar: U; }
>foo : U
>U : U
>bar : U
>U : U
>Base : Base

a11 = b11; // ok
>a11 = b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base

b11 = a11; // ok
>b11 = a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base

var b15: <U, V>(x: { a: U; b: V; }) => U[]; 
>b15 : <U, V>(x: { a: U; b: V; }) => U[]
>U : U
>V : V
>x : { a: U; b: V; }
>a : U
>U : U
>b : V
>V : V
>U : U

a15 = b15; // ok, T = U, T = V
>a15 = b15 : <U, V>(x: { a: U; b: V; }) => U[]
>a15 : <T>(x: { a: T; b: T; }) => T[]
>b15 : <U, V>(x: { a: U; b: V; }) => U[]

b15 = a15; // ok
>b15 = a15 : <T>(x: { a: T; b: T; }) => T[]
>b15 : <U, V>(x: { a: U; b: V; }) => U[]
>a15 : <T>(x: { a: T; b: T; }) => T[]

var b16: <T>(x: { a: T; b: T }) => T[]; 
>b16 : <T>(x: { a: T; b: T; }) => T[]
>T : T
>x : { a: T; b: T; }
>a : T
>T : T
>b : T
>T : T
>T : T

a15 = b16; // ok
>a15 = b16 : <T>(x: { a: T; b: T; }) => T[]
>a15 : <T>(x: { a: T; b: T; }) => T[]
>b16 : <T>(x: { a: T; b: T; }) => T[]

b15 = a16; // ok
>b15 = a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>b15 : <U, V>(x: { a: U; b: V; }) => U[]
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[]

var b17: <T>(x: (a: T) => T) => T[]; 
>b17 : <T>(x: (a: T) => T) => T[]
>T : T
>x : (a: T) => T
>a : T
>T : T
>T : T
>T : T

a17 = b17; // ok
>a17 = b17 : <T>(x: (a: T) => T) => T[]
>a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }
>b17 : <T>(x: (a: T) => T) => T[]

b17 = a17; // ok
>b17 = a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }
>b17 : <T>(x: (a: T) => T) => T[]
>a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }

var b18: (x: <T>(a: T) => T) => any[]; 
>b18 : (x: <T>(a: T) => T) => any[]
>x : <T>(a: T) => T
>T : T
>a : T
>T : T
>T : T

a18 = b18; // ok
>a18 = b18 : (x: <T>(a: T) => T) => any[]
>a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }
>b18 : (x: <T>(a: T) => T) => any[]

b18 = a18; // ok
>b18 = a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }
>b18 : (x: <T>(a: T) => T) => any[]
>a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }