1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210
|
=== tests/cases/conformance/types/typeParameters/typeArgumentLists/functionConstraintSatisfaction.ts ===
// satisfaction of a constraint to Function, no errors expected
function foo<T extends Function>(x: T): T { return x; }
>foo : <T extends Function>(x: T) => T
>x : T
>x : T
interface I {
(): string;
}
var i: I;
>i : I
class C {
>C : C
foo: string;
>foo : string
}
var a: { (): string };
>a : () => string
var b: { new (): string };
>b : new () => string
var c: { (): string; (x): string };
>c : { (): string; (x: any): string; }
>x : any
var r = foo(new Function());
>r : Function
>foo(new Function()) : Function
>foo : <T extends Function>(x: T) => T
>new Function() : Function
>Function : FunctionConstructor
var r1 = foo((x) => x);
>r1 : (x: any) => any
>foo((x) => x) : (x: any) => any
>foo : <T extends Function>(x: T) => T
>(x) => x : (x: any) => any
>x : any
>x : any
var r2 = foo((x: string[]) => x);
>r2 : (x: string[]) => string[]
>foo((x: string[]) => x) : (x: string[]) => string[]
>foo : <T extends Function>(x: T) => T
>(x: string[]) => x : (x: string[]) => string[]
>x : string[]
>x : string[]
var r3 = foo(function (x) { return x });
>r3 : (x: any) => any
>foo(function (x) { return x }) : (x: any) => any
>foo : <T extends Function>(x: T) => T
>function (x) { return x } : (x: any) => any
>x : any
>x : any
var r4 = foo(function (x: string[]) { return x });
>r4 : (x: string[]) => string[]
>foo(function (x: string[]) { return x }) : (x: string[]) => string[]
>foo : <T extends Function>(x: T) => T
>function (x: string[]) { return x } : (x: string[]) => string[]
>x : string[]
>x : string[]
var r5 = foo(i);
>r5 : I
>foo(i) : I
>foo : <T extends Function>(x: T) => T
>i : I
var r6 = foo(C);
>r6 : typeof C
>foo(C) : typeof C
>foo : <T extends Function>(x: T) => T
>C : typeof C
var r7 = foo(b);
>r7 : new () => string
>foo(b) : new () => string
>foo : <T extends Function>(x: T) => T
>b : new () => string
var r8 = foo(c);
>r8 : { (): string; (x: any): string; }
>foo(c) : { (): string; (x: any): string; }
>foo : <T extends Function>(x: T) => T
>c : { (): string; (x: any): string; }
interface I2<T> {
(x: T): T;
>x : T
}
var i2: I2<string>;
>i2 : I2<string>
class C2<T> {
>C2 : C2<T>
foo: T;
>foo : T
}
var a2: { <T>(x: T): T };
>a2 : <T>(x: T) => T
>x : T
var b2: { new <T>(x: T): T };
>b2 : new <T>(x: T) => T
>x : T
var c2: { <T>(x: T): T; <T>(x: T, y: T): T };
>c2 : { <T>(x: T): T; <T>(x: T, y: T): T; }
>x : T
>x : T
>y : T
var r9 = foo(<U>(x: U) => x);
>r9 : <U>(x: U) => U
>foo(<U>(x: U) => x) : <U>(x: U) => U
>foo : <T extends Function>(x: T) => T
><U>(x: U) => x : <U>(x: U) => U
>x : U
>x : U
var r10 = foo(function <U>(x: U) { return x; });
>r10 : <U>(x: U) => U
>foo(function <U>(x: U) { return x; }) : <U>(x: U) => U
>foo : <T extends Function>(x: T) => T
>function <U>(x: U) { return x; } : <U>(x: U) => U
>x : U
>x : U
var r11 = foo(<U extends Date>(x: U) => x);
>r11 : <U extends Date>(x: U) => U
>foo(<U extends Date>(x: U) => x) : <U extends Date>(x: U) => U
>foo : <T extends Function>(x: T) => T
><U extends Date>(x: U) => x : <U extends Date>(x: U) => U
>x : U
>x : U
var r12 = foo(<U, V>(x: U, y: V) => x);
>r12 : <U, V>(x: U, y: V) => U
>foo(<U, V>(x: U, y: V) => x) : <U, V>(x: U, y: V) => U
>foo : <T extends Function>(x: T) => T
><U, V>(x: U, y: V) => x : <U, V>(x: U, y: V) => U
>x : U
>y : V
>x : U
var r13 = foo(i2);
>r13 : I2<string>
>foo(i2) : I2<string>
>foo : <T extends Function>(x: T) => T
>i2 : I2<string>
var r14 = foo(C2);
>r14 : typeof C2
>foo(C2) : typeof C2
>foo : <T extends Function>(x: T) => T
>C2 : typeof C2
var r15 = foo(b2);
>r15 : new <T>(x: T) => T
>foo(b2) : new <T>(x: T) => T
>foo : <T extends Function>(x: T) => T
>b2 : new <T>(x: T) => T
var r16 = foo(c2);
>r16 : { <T>(x: T): T; <T>(x: T, y: T): T; }
>foo(c2) : { <T>(x: T): T; <T>(x: T, y: T): T; }
>foo : <T extends Function>(x: T) => T
>c2 : { <T>(x: T): T; <T>(x: T, y: T): T; }
interface F2 extends Function { foo: string; }
>foo : string
var f2: F2;
>f2 : F2
var r17 = foo(f2);
>r17 : F2
>foo(f2) : F2
>foo : <T extends Function>(x: T) => T
>f2 : F2
function foo2<T extends { (): void }, U extends { (): void }>(x: T, y: U) {
>foo2 : <T extends () => void, U extends () => void>(x: T, y: U) => void
>x : T
>y : U
foo(x);
>foo(x) : T
>foo : <T extends Function>(x: T) => T
>x : T
foo(y);
>foo(y) : U
>foo : <T extends Function>(x: T) => T
>y : U
}
//function foo2<T extends { (): void }, U extends T>(x: T, y: U) {
// foo(x);
// foo(y);
//}
|