=== tests/cases/conformance/types/typeRelationships/typeInference/genericCallWithOverloadedFunctionTypedArguments.ts === // Function typed arguments with multiple signatures must be passed an implementation that matches all of them // Inferences are made quadratic-pairwise to and from these overload sets module NonGenericParameter { >NonGenericParameter : typeof NonGenericParameter, Symbol(NonGenericParameter, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 0, 0)) var a: { >a : { (x: boolean): boolean; (x: string): string; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 4, 7)) (x: boolean): boolean; >x : boolean, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 5, 9)) (x: string): string; >x : string, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 6, 9)) } function foo4(cb: typeof a) { >foo4 : (cb: { (x: boolean): boolean; (x: string): string; }) => { (x: boolean): boolean; (x: string): string; }, Symbol(foo4, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 7, 5)) >cb : { (x: boolean): boolean; (x: string): string; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 9, 18)) >a : { (x: boolean): boolean; (x: string): string; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 4, 7)) return cb; >cb : { (x: boolean): boolean; (x: string): string; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 9, 18)) } var r = foo4(a); >r : { (x: boolean): boolean; (x: string): string; }, Symbol(r, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 13, 7)) >foo4(a) : { (x: boolean): boolean; (x: string): string; } >foo4 : (cb: { (x: boolean): boolean; (x: string): string; }) => { (x: boolean): boolean; (x: string): string; }, Symbol(foo4, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 7, 5)) >a : { (x: boolean): boolean; (x: string): string; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 4, 7)) var r2 = foo4((x: T) => x); >r2 : { (x: boolean): boolean; (x: string): string; }, Symbol(r2, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 14, 7)) >foo4((x: T) => x) : { (x: boolean): boolean; (x: string): string; } >foo4 : (cb: { (x: boolean): boolean; (x: string): string; }) => { (x: boolean): boolean; (x: string): string; }, Symbol(foo4, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 7, 5)) >(x: T) => x : (x: T) => T >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 14, 19)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 14, 22)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 14, 19)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 14, 22)) var r4 = foo4(x => x); >r4 : { (x: boolean): boolean; (x: string): string; }, Symbol(r4, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 15, 7)) >foo4(x => x) : { (x: boolean): boolean; (x: string): string; } >foo4 : (cb: { (x: boolean): boolean; (x: string): string; }) => { (x: boolean): boolean; (x: string): string; }, Symbol(foo4, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 7, 5)) >x => x : (x: any) => any >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 15, 18)) >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 15, 18)) } module GenericParameter { >GenericParameter : typeof GenericParameter, Symbol(GenericParameter, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 16, 1)) function foo5(cb: { (x: T): string; (x: number): T }) { >foo5 : (cb: { (x: T): string; (x: number): T; }) => { (x: T): string; (x: number): T; }, Symbol(foo5, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 18, 25)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 18)) >cb : { (x: T): string; (x: number): T; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 21)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 28)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 18)) >x : number, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 44)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 18)) return cb; >cb : { (x: T): string; (x: number): T; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 19, 21)) } var r5 = foo5(x => x); // any => string (+1 overload) [inferences are made for T, but lambda not contextually typed]. T is any >r5 : { (x: any): string; (x: number): any; }, Symbol(r5, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 23, 7)) >foo5(x => x) : { (x: any): string; (x: number): any; } >foo5 : (cb: { (x: T): string; (x: number): T; }) => { (x: T): string; (x: number): T; }, Symbol(foo5, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 18, 25)) >x => x : (x: any) => any >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 23, 18)) >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 23, 18)) var a: { (x: T): string; (x: number): T; } >a : { (x: T): string; (x: number): T; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 7), Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 7)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 14)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 17)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 14)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 33)) >x : number, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 36)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 33)) var r7 = foo5(a); // any => string (+1 overload) >r7 : { (x: any): string; (x: number): any; }, Symbol(r7, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 25, 7)) >foo5(a) : { (x: any): string; (x: number): any; } >foo5 : (cb: { (x: T): string; (x: number): T; }) => { (x: T): string; (x: number): T; }, Symbol(foo5, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 18, 25)) >a : { (x: T): string; (x: number): T; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 7), Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 7)) function foo6(cb: { (x: T): string; (x: T, y?: T): string }) { >foo6 : (cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo6, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 25, 21)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 18)) >cb : { (x: T): string; (x: T, y?: T): string; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 21)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 28)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 18)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 44)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 18)) >y : T, Symbol(y, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 49)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 18)) return cb; >cb : { (x: T): string; (x: T, y?: T): string; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 27, 21)) } var r8 = foo6(x => x); // any => string (+1 overload) [inferences are made for T, but lambda not contextually typed]. T is any >r8 : { (x: any): string; (x: any, y?: any): string; }, Symbol(r8, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 31, 7)) >foo6(x => x) : { (x: any): string; (x: any, y?: any): string; } >foo6 : (cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo6, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 25, 21)) >x => x : (x: any) => any >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 31, 18)) >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 31, 18)) var r9 = foo6((x: T) => ''); // any => string (+1 overload) >r9 : { (x: any): string; (x: any, y?: any): string; }, Symbol(r9, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 32, 7)) >foo6((x: T) => '') : { (x: any): string; (x: any, y?: any): string; } >foo6 : (cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo6, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 25, 21)) >(x: T) => '' : (x: T) => string >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 32, 19)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 32, 22)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 32, 19)) >'' : string var r11 = foo6((x: T, y?: T) => ''); // any => string (+1 overload) >r11 : { (x: any): string; (x: any, y?: any): string; }, Symbol(r11, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 7)) >foo6((x: T, y?: T) => '') : { (x: any): string; (x: any, y?: any): string; } >foo6 : (cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo6, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 25, 21)) >(x: T, y?: T) => '' : (x: T, y?: T) => string >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 20)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 23)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 20)) >y : T, Symbol(y, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 28)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 20)) >'' : string function foo7(x:T, cb: { (x: T): string; (x: T, y?: T): string }) { >foo7 : (x: T, cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo7, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 43)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 18)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 21)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 18)) >cb : { (x: T): string; (x: T, y?: T): string; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 25)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 33)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 18)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 49)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 18)) >y : T, Symbol(y, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 54)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 18)) return cb; >cb : { (x: T): string; (x: T, y?: T): string; }, Symbol(cb, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 35, 25)) } var r12 = foo7(1, (x) => x); // any => string (+1 overload) [inferences are made for T, but lambda not contextually typed] >r12 : { (x: any): string; (x: any, y?: any): string; }, Symbol(r12, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 39, 7)) >foo7(1, (x) => x) : { (x: any): string; (x: any, y?: any): string; } >foo7 : (x: T, cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo7, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 43)) >1 : number >(x) => x : (x: any) => any >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 39, 23)) >x : any, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 39, 23)) var r13 = foo7(1, (x: T) => ''); // any => string (+1 overload) [inferences are made for T, but lambda not contextually typed] >r13 : { (x: any): string; (x: any, y?: any): string; }, Symbol(r13, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 40, 7)) >foo7(1, (x: T) => '') : { (x: any): string; (x: any, y?: any): string; } >foo7 : (x: T, cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo7, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 43)) >1 : number >(x: T) => '' : (x: T) => string >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 40, 23)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 40, 26)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 40, 23)) >'' : string var a: { (x: T): string; (x: number): T; } >a : { (x: T): string; (x: number): T; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 7), Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 7)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 14)) >x : T, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 17)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 14)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 33)) >x : number, Symbol(x, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 36)) >T : T, Symbol(T, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 33)) var r14 = foo7(1, a); // any => string (+1 overload) [inferences are made for T, but lambda not contextually typed] >r14 : { (x: any): string; (x: any, y?: any): string; }, Symbol(r14, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 42, 7)) >foo7(1, a) : { (x: any): string; (x: any, y?: any): string; } >foo7 : (x: T, cb: { (x: T): string; (x: T, y?: T): string; }) => { (x: T): string; (x: T, y?: T): string; }, Symbol(foo7, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 33, 43)) >1 : number >a : { (x: T): string; (x: number): T; }, Symbol(a, Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 24, 7), Decl(genericCallWithOverloadedFunctionTypedArguments.ts, 41, 7)) }