domo/domo_proto/src/prelude.rs

pub fn as_u32_be(array: &[u8]) -> u32 {
    ((array[0] as u32) << 24)
        + ((array[1] as u32) << 16)
        + ((array[2] as u32) << 8)
        + ((array[3] as u32) << 0)
}

pub fn as_u64_be(array: &[u8]) -> u64 {
    ((array[0] as u64) << 56)
        + ((array[1] as u64) << 48)
        + ((array[2] as u64) << 40)
        + ((array[3] as u64) << 32)
        + ((array[4] as u64) << 24)
        + ((array[5] as u64) << 16)
        + ((array[6] as u64) << 8)
        + ((array[7] as u64) << 0)
}

macro_rules! impl_into_enum_variant {
    ($houser: tt::$variant: tt, $impl_type: ty) => {
        impl Into<$houser> for $impl_type {
            fn into(self) -> $houser {
                $houser::$variant(self)
            }
        }
    };
}