Function thunk

thunk<Input, Output>(unary: Unary<Input, Output>): ((input: Input) => (() => Output))
Delayed evaluation function.

Example
```
const always = thunk(id);
const alwaysFoo = always("foo")
alwaysFoo(); // "foo"
```
Returns
Function that will run the given function when called.
Type Parameters
- Input
- Output
Parameters
- unary: Unary<Input, Output>
Returns ((input: Input) => (() => Output))
- - (input: Input): (() => Output)
  - Parameters
    - input: Input
    Returns (() => Output)
    - - (): Output
      - Returns Output
- Defined in thunk.ts:16