#[derive(Debug, PartialEq, Eq)]
pub enum IOError {
InvalidDigraphHeader,
InvalidSizeChar,
GraphTooLarge,
InvalidAdjacencyMatrix,
NonCanonicalEncoding,
}
#[cfg(test)]
mod testing {
use super::IOError;
#[test]
fn test_error() {
let err = IOError::InvalidDigraphHeader;
println!("{:?}", err);
}
}