60 lines
4 KiB
Text
60 lines
4 KiB
Text
=== tests/cases/compiler/contextualSignatureInstantiation1.ts ===
|
|
declare function map<S, T>(f: (x: S) => T): (a: S[]) => T[];
|
|
>map : <S, T>(f: (x: S) => T) => (a: S[]) => T[], Symbol(map,Decl(contextualSignatureInstantiation1.ts,0,0))
|
|
>S : S, Symbol(S,Decl(contextualSignatureInstantiation1.ts,0,21))
|
|
>T : T, Symbol(T,Decl(contextualSignatureInstantiation1.ts,0,23))
|
|
>f : (x: S) => T, Symbol(f,Decl(contextualSignatureInstantiation1.ts,0,27))
|
|
>x : S, Symbol(x,Decl(contextualSignatureInstantiation1.ts,0,31))
|
|
>S : S, Symbol(S,Decl(contextualSignatureInstantiation1.ts,0,21))
|
|
>T : T, Symbol(T,Decl(contextualSignatureInstantiation1.ts,0,23))
|
|
>a : S[], Symbol(a,Decl(contextualSignatureInstantiation1.ts,0,45))
|
|
>S : S, Symbol(S,Decl(contextualSignatureInstantiation1.ts,0,21))
|
|
>T : T, Symbol(T,Decl(contextualSignatureInstantiation1.ts,0,23))
|
|
|
|
var e = <K>(x: string, y?: K) => x.length;
|
|
>e : <K>(x: string, y?: K) => number, Symbol(e,Decl(contextualSignatureInstantiation1.ts,1,3))
|
|
><K>(x: string, y?: K) => x.length : <K>(x: string, y?: K) => number
|
|
>K : K, Symbol(K,Decl(contextualSignatureInstantiation1.ts,1,9))
|
|
>x : string, Symbol(x,Decl(contextualSignatureInstantiation1.ts,1,12))
|
|
>y : K, Symbol(y,Decl(contextualSignatureInstantiation1.ts,1,22))
|
|
>K : K, Symbol(K,Decl(contextualSignatureInstantiation1.ts,1,9))
|
|
>x.length : number, Symbol(String.length,Decl(lib.d.ts,414,19))
|
|
>x : string, Symbol(x,Decl(contextualSignatureInstantiation1.ts,1,12))
|
|
>length : number, Symbol(String.length,Decl(lib.d.ts,414,19))
|
|
|
|
var r99 = map(e); // should be {}[] for S since a generic lambda is not inferentially typed
|
|
>r99 : (a: {}[]) => number[], Symbol(r99,Decl(contextualSignatureInstantiation1.ts,2,3))
|
|
>map(e) : (a: {}[]) => number[]
|
|
>map : <S, T>(f: (x: S) => T) => (a: S[]) => T[], Symbol(map,Decl(contextualSignatureInstantiation1.ts,0,0))
|
|
>e : <K>(x: string, y?: K) => number, Symbol(e,Decl(contextualSignatureInstantiation1.ts,1,3))
|
|
|
|
declare function map2<S extends { length: number }, T>(f: (x: S) => T): (a: S[]) => T[];
|
|
>map2 : <S extends { length: number; }, T>(f: (x: S) => T) => (a: S[]) => T[], Symbol(map2,Decl(contextualSignatureInstantiation1.ts,2,17))
|
|
>S : S, Symbol(S,Decl(contextualSignatureInstantiation1.ts,4,22))
|
|
>length : number, Symbol(length,Decl(contextualSignatureInstantiation1.ts,4,33))
|
|
>T : T, Symbol(T,Decl(contextualSignatureInstantiation1.ts,4,51))
|
|
>f : (x: S) => T, Symbol(f,Decl(contextualSignatureInstantiation1.ts,4,55))
|
|
>x : S, Symbol(x,Decl(contextualSignatureInstantiation1.ts,4,59))
|
|
>S : S, Symbol(S,Decl(contextualSignatureInstantiation1.ts,4,22))
|
|
>T : T, Symbol(T,Decl(contextualSignatureInstantiation1.ts,4,51))
|
|
>a : S[], Symbol(a,Decl(contextualSignatureInstantiation1.ts,4,73))
|
|
>S : S, Symbol(S,Decl(contextualSignatureInstantiation1.ts,4,22))
|
|
>T : T, Symbol(T,Decl(contextualSignatureInstantiation1.ts,4,51))
|
|
|
|
var e2 = <K>(x: string, y?: K) => x.length;
|
|
>e2 : <K>(x: string, y?: K) => number, Symbol(e2,Decl(contextualSignatureInstantiation1.ts,5,3))
|
|
><K>(x: string, y?: K) => x.length : <K>(x: string, y?: K) => number
|
|
>K : K, Symbol(K,Decl(contextualSignatureInstantiation1.ts,5,10))
|
|
>x : string, Symbol(x,Decl(contextualSignatureInstantiation1.ts,5,13))
|
|
>y : K, Symbol(y,Decl(contextualSignatureInstantiation1.ts,5,23))
|
|
>K : K, Symbol(K,Decl(contextualSignatureInstantiation1.ts,5,10))
|
|
>x.length : number, Symbol(String.length,Decl(lib.d.ts,414,19))
|
|
>x : string, Symbol(x,Decl(contextualSignatureInstantiation1.ts,5,13))
|
|
>length : number, Symbol(String.length,Decl(lib.d.ts,414,19))
|
|
|
|
var r100 = map2(e2); // type arg inference should fail for S since a generic lambda is not inferentially typed. Falls back to { length: number }
|
|
>r100 : (a: { length: number; }[]) => number[], Symbol(r100,Decl(contextualSignatureInstantiation1.ts,6,3))
|
|
>map2(e2) : (a: { length: number; }[]) => number[]
|
|
>map2 : <S extends { length: number; }, T>(f: (x: S) => T) => (a: S[]) => T[], Symbol(map2,Decl(contextualSignatureInstantiation1.ts,2,17))
|
|
>e2 : <K>(x: string, y?: K) => number, Symbol(e2,Decl(contextualSignatureInstantiation1.ts,5,3))
|
|
|