1
|
declare const mimicFn: {
|
2
|
/**
|
3
|
Make a function mimic another one. It will copy over the properties `name`, `length`, `displayName`, and any custom properties you may have set.
|
4
|
|
5
|
@param to - Mimicking function.
|
6
|
@param from - Function to mimic.
|
7
|
@returns The modified `to` function.
|
8
|
|
9
|
@example
|
10
|
```
|
11
|
import mimicFn = require('mimic-fn');
|
12
|
|
13
|
function foo() {}
|
14
|
foo.unicorn = '🦄';
|
15
|
|
16
|
function wrapper() {
|
17
|
return foo();
|
18
|
}
|
19
|
|
20
|
console.log(wrapper.name);
|
21
|
//=> 'wrapper'
|
22
|
|
23
|
mimicFn(wrapper, foo);
|
24
|
|
25
|
console.log(wrapper.name);
|
26
|
//=> 'foo'
|
27
|
|
28
|
console.log(wrapper.unicorn);
|
29
|
//=> '🦄'
|
30
|
```
|
31
|
*/
|
32
|
<
|
33
|
ArgumentsType extends unknown[],
|
34
|
ReturnType,
|
35
|
FunctionType extends (...arguments: ArgumentsType) => ReturnType
|
36
|
>(
|
37
|
to: (...arguments: ArgumentsType) => ReturnType,
|
38
|
from: FunctionType
|
39
|
): FunctionType;
|
40
|
|
41
|
// TODO: Remove this for the next major release, refactor the whole definition to:
|
42
|
// declare function mimicFn<
|
43
|
// ArgumentsType extends unknown[],
|
44
|
// ReturnType,
|
45
|
// FunctionType extends (...arguments: ArgumentsType) => ReturnType
|
46
|
// >(
|
47
|
// to: (...arguments: ArgumentsType) => ReturnType,
|
48
|
// from: FunctionType
|
49
|
// ): FunctionType;
|
50
|
// export = mimicFn;
|
51
|
default: typeof mimicFn;
|
52
|
};
|
53
|
|
54
|
export = mimicFn;
|