fp_library::functions

Function constant

Source 
pub fn constant<A, B>(a: A) -> impl Fn(B) -> A
where
    A: Clone,
    B: Clone,
Expand description

Returns its first argument.

§Type Signature

forall a b. a -> b -> a

§Parameters

  • a: A value.
  • b: Some other value.

§Returns

The first value.

§Examples

use fp_library::{functions::constant};

assert_eq!(constant(true)(false), true);