reweb3-num 0.2.4

Arbitrary precision, fixed-size signed and unsigned integer types for ethereum, this a fork of bnum crate.
Documentation 
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macro_rules! const_fn {
    { $(#[$attr: meta]) * $vis: vis const $($rest: tt) + } => {
        $(#[$attr]) *
        $vis $($rest) +
    };
}

pub(crate) use const_fn;

macro_rules! const_fns {
    { $($(#[$attr: meta]) * $vis: vis const fn $name: ident ($($args: tt) *) -> $ret : ty { $($f: tt) + }) * } => {
        $(
            crate::nightly::const_fn! {
                $(#[$attr]) * $vis const fn $name ($($args) *) -> $ret { $($f) + }
            }
        )*
    };
    { $($(#[$attr: meta]) * $vis: vis const unsafe fn $name: ident ($($args: tt) *) -> $ret : ty { $($f: tt) + }) * } => {
        $(
            crate::nightly::const_fn! {
                $(#[$attr]) * $vis const unsafe fn $name ($($args) *) -> $ret { $($f) + }
            }
        )*
    };
}

pub(crate) use const_fns;

macro_rules! impl_const {
    { impl $(<$(const $C: ident : $ty: ty), +>)? const $($tt: tt) + } => {
        impl $(<$(const $C: $ty), +>)? $($tt) +
    }
}

pub(crate) use impl_const;

macro_rules! const_impl {
    { impl $(<$(const $C: ident : $ty: ty), +>)? const $($tt: tt) + } => {
        impl $(<$(const $C: $ty), +>)? $($tt) +
    }
}

pub(crate) use const_impl;

macro_rules! option_try {
    ($e: expr) => {
        match $e {
            Some(v) => v,
            None => return None,
        }
    };
}

pub(crate) use option_try;

macro_rules! ok {
    { $e: expr } => {
        match $e {
            Ok(v) => Some(v),
            Err(_) => None,
        }
    };
}

pub(crate) use ok;