use {
regex::{
Regex
},
crate::{
Context,
Readable,
Reader,
Writable,
Writer
}
};
impl< 'a, C > Readable< 'a, C > for Regex
where C: Context
{
#[inline]
fn read_from< R: Reader< 'a, C > >( reader: &mut R ) -> Result< Self, C::Error > {
let regex: std::borrow::Cow< str > = reader.read_value()?;
Regex::new( ®ex ).map_err( |error| {
crate::error::Error::custom( format!( "failed to read a regex: {}", error ) ).into()
})
}
#[inline]
fn minimum_bytes_needed() -> usize {
4
}
}
impl< C > Writable< C > for Regex
where C: Context
{
#[inline]
fn write_to< T: ?Sized + Writer< C > >( &self, writer: &mut T ) -> Result< (), C::Error > {
self.as_str().write_to( writer )
}
#[inline]
fn bytes_needed( &self ) -> Result< usize, C::Error > {
Writable::< C >::bytes_needed( self.as_str() )
}
}