Macro rebop::_choice

source ยท 
macro_rules! _choice {
    ($self:ident $rc:ident $carry:expr; ) => { ... };
    ($self:ident $rc:ident $carry:expr;
     $rname:ident:
     $($($nr:literal)? $r:ident)? $(+ $($tnr:literal)? $tr:ident)* =>
     $($($np:literal)? $p:ident)? $(+ $($tnp:literal)? $tp:ident)*;
     $($tail:ident:
         $($($tailnr:literal)? $tailr:ident)? $(+ $($tailtnr:literal)? $tailtr:ident)* =>
         $($($tailnp:literal)? $tailp:ident)? $(+ $($tailtnp:literal)? $tailtp:ident)*;)*) => { ... };
}
Expand description

Auxiliary macro used in define_system.