This crate entroduces is_false! macro and is_false() function which checks if argument is false

toml [dependencies] is_false = "0.1"

Usage

```rust use isfalse::isfalse;

fn main() { asserteq!(isfalse!(4 % 2 == 0, 5 % 2 == 0), false);
asserteq!(isfalse!(5 % 2 == 0, 1 == 2), true); } ```

```rust use isfalse::isfalse;

fn main() { asserteq!(isfalse(5 % 2 == 0), true); } ```