const-frac 0.0.4

Types for supporting floating point constants.
Documentation 
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use core::fmt:: { self, Debug, Display };
use combine::error::StringStreamError;

#[cfg(feature = "std")]
use std;

/// Error for this package.
/// Maybe change.
#[non_exhaustive]
#[derive(Clone, Copy, Debug)]
pub enum Error {
    NotF64,
    NotI32,
    ZeroDivide,
    Overflow,
    ParseError(StringStreamError),
}

impl Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
        Debug::fmt(self, f)
    }
}

#[cfg(feature = "std")]
impl std::error::Error for Error {}