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
|
=== tests/cases/conformance/types/any/narrowFromAnyWithTypePredicate.ts ===
declare var x: any;
>x : any
declare function isFunction(x): x is Function;
>isFunction : (x: any) => x is Function
>x : any
declare function isObject(x): x is Object;
>isObject : (x: any) => x is Object
>x : any
declare function isAnything(x): x is {};
>isAnything : (x: any) => x is {}
>x : any
declare function isError(x): x is Error;
>isError : (x: any) => x is Error
>x : any
declare function isDate(x): x is Date;
>isDate : (x: any) => x is Date
>x : any
if (isFunction(x)) { // 'any' is not narrowed when target type is 'Function'
>isFunction(x) : boolean
>isFunction : (x: any) => x is Function
>x : any
x();
>x() : any
>x : any
x(1, 2, 3);
>x(1, 2, 3) : any
>x : any
>1 : 1
>2 : 2
>3 : 3
x("hello!");
>x("hello!") : any
>x : any
>"hello!" : "hello!"
x.prop;
>x.prop : any
>x : any
>prop : any
}
if (isObject(x)) { // 'any' is not narrowed when target type is 'Object'
>isObject(x) : boolean
>isObject : (x: any) => x is Object
>x : any
x.method();
>x.method() : any
>x.method : any
>x : any
>method : any
x();
>x() : any
>x : any
}
if (isAnything(x)) { // 'any' is narrowed to types other than 'Function'/'Object' (including {})
>isAnything(x) : boolean
>isAnything : (x: any) => x is {}
>x : any
x.method();
>x.method() : any
>x.method : any
>x : {}
>method : any
x();
>x() : any
>x : {}
}
if (isError(x)) {
>isError(x) : boolean
>isError : (x: any) => x is Error
>x : any
x.message;
>x.message : string
>x : Error
>message : string
x.mesage;
>x.mesage : any
>x : Error
>mesage : any
}
if (isDate(x)) {
>isDate(x) : boolean
>isDate : (x: any) => x is Date
>x : any
x.getDate();
>x.getDate() : number
>x.getDate : () => number
>x : Date
>getDate : () => number
x.getHuors();
>x.getHuors() : any
>x.getHuors : any
>x : Date
>getHuors : any
}
|