macro_rules! assert_error {
($e:expr $(,)?) => { ... };
($e:expr, $($arg:tt)+) => { ... };
}
Expand description
This asserts that the IResult
is an Err
ยงExamples
use nom_test_helpers::assert_error;
let r: nom::IResult<&[u8], &[u8]> = Err(nom::Err::Error(nom::error::Error::new(&b""[..], nom::error::ErrorKind::Count)));
assert_error!(r);