fn next_identifier(&mut self) {
        if !self.peek_first().is_xid_start() {
            return;
        }

        self.next_while(|ch| ch.is_xid_continue());
    }
/// Consumes characters until it is not a part of an identifier.
Consumes characters until it is not a part of an identifier.
Consumes characters until it is not a part of an identifier .
fn next_identifier(&mut self) {
        if !self.peek_first().is_xid_start() {
            return;
        }
        self.next_while(|ch| ch.is_xid_continue());
    }
fn next_identifier ( & mut self ) { if ! self . peek_first ( ) . is_xid_start ( ) { return ; } self . next_while ( | ch | ch . is_xid_continue ( ) ) ; }
Consumes characters until it is not a part of an identifier.
Consumes characters until it is not a part of an identifier .
&mut self
&mut self