Crate must

Examples

#[macro_use] extern crate must;
use must::prelude::*;
// Result and Option has methods for unwrapping.
// Results returned from these methods are #[must_use]
// and you can get the value by using .or(fail!())
let val = Some(5u8).must_be_some()
  // fail!() macro captures location.
  .or(fail!());
val.must_be(5);

Modules

error_renderer
marker	Marker trait for types.
matcher
prelude
result

Macros

fail	fail!() - Just capture source location.