fn parse_initializer(&mut self) -> PResult<'a, Option<P<Expr>>> {
        if self.check(&token::Eq) {
            self.bump();
            Ok(Some(try!(self.parse_expr())))
        } else {
            Ok(None)
        }
    }
/// Parse the RHS of a local variable declaration (e.g. '= 14;')
Parse the RHS of a local variable declaration
Parse the RHS of a local variable declaration
fn parse_initializer(&mut self) -> PResult<'a, Option<P<Expr>>> {
        if self.check(&token::Eq) {
            self.bump();
            Ok(Some(try!(self.parse_expr())))
        } else {
            Ok(None)
        }
    }
fn parse_initializer ( & mut self ) -> PResult < ' a , Option < P < Expr > > > { if self . check ( & token :: Eq ) { self . bump ( ) ; Ok ( Some ( try ! ( self parse_expr ( ) ) ) ) } else { Ok ( None ) } }
Parse the RHS of a local variable declaration (e.g.
Parse the RHS of a local variable declaration ( e . g .
&mut self
&mut self