num_convert 0.7.2

Type converting library, conversions integers by overflow addition, supports generics types.
Documentation 
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#[cfg(feature = "try_from_int_str")]
use crate::TryFromIntStrErr;
#[cfg(any(feature = "try_tup_to_arr8", feature = "try_tup_to_arr16"))]
use crate::TryTupToArrErr;
use core::fmt;
use core::fmt::Display;
use core::num::ParseIntError;
use core::num::TryFromIntError;

/// Enumeration error variants for the [`crate`](index.html).
#[derive(Debug, Clone, Eq, PartialEq)]
pub enum MultiErrors {
    /// Variant for the trait [TryTupToArr](trait.TryTupToArr.html).
    #[cfg(any(feature = "try_tup_to_arr8", feature = "try_tup_to_arr16"))]
    TryTupToArrError(TryTupToArrErr),

    /// Variant for the trait [TryFromIntStr](trait.TryFromIntStr.html).
    #[cfg(feature = "try_from_int_str")]
    TryFromIntStrError(TryFromIntStrErr),

    /// Variant for the core trait [`TryFrom`].
    TryFromIntErr(TryFromIntError),

    /// Variant for the method [`parse`](https://doc.rust-lang.org/nightly/core/primitive.str.html#method.parse).
    ParseIntErr(ParseIntError),

    /// Variant for the trait [TryFromByAdd](trait.TryFromByAdd.html).
    TryFromByAddErr,

    /// Variant for the trait [TryIntoByAdd](trait.TryIntoByAdd.html).
    TryIntoByAddErr,
}

/// Structure for storing miscellaneous errors.
#[derive(Debug, Clone, Eq, PartialEq)]
pub struct ConvertErrors {
    pub(crate) source: MultiErrors,
}

impl Display for ConvertErrors {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match &self.source {
            #[cfg(any(feature = "try_tup_to_arr8", feature = "try_tup_to_arr16"))]
            MultiErrors::TryTupToArrError(try_tup_to_arr_err) => {
                write!(f, "{try_tup_to_arr_err}")
            }
            #[cfg(feature = "try_from_int_str")]
            MultiErrors::TryFromIntStrError(try_from_int_str_err) => {
                write!(f, "{try_from_int_str_err}")
            }
            MultiErrors::TryFromIntErr(try_from_int_err) => {
                write!(f, "{try_from_int_err}")
            }
            MultiErrors::ParseIntErr(parse_int_err) => {
                write!(f, "{parse_int_err}")
            }
            MultiErrors::TryFromByAddErr => {
                write!(
                    f,
                    "an attempt to convert an integral type outside the valid range"
                )
            }
            MultiErrors::TryIntoByAddErr => {
                write!(
                    f,
                    "an attempt to convert an integral type outside the valid range"
                )
            }
        }
    }
}

#[cfg(feature = "try_from_int_str")]
impl From<TryFromIntStrErr> for ConvertErrors {
    fn from(err: TryFromIntStrErr) -> Self {
        Self {
            source: MultiErrors::TryFromIntStrError(err),
        }
    }
}

#[cfg(any(feature = "try_tup_to_arr8", feature = "try_tup_to_arr16"))]
impl From<TryTupToArrErr> for ConvertErrors {
    fn from(err: TryTupToArrErr) -> Self {
        Self {
            source: MultiErrors::TryTupToArrError(err),
        }
    }
}

impl From<TryFromIntError> for ConvertErrors {
    fn from(err: TryFromIntError) -> Self {
        Self {
            source: MultiErrors::TryFromIntErr(err),
        }
    }
}

impl From<ParseIntError> for ConvertErrors {
    fn from(err: ParseIntError) -> Self {
        Self {
            source: MultiErrors::ParseIntErr(err),
        }
    }
}

impl From<MultiErrors> for ConvertErrors {
    fn from(err: MultiErrors) -> Self {
        Self { source: err }
    }
}