function token_name ( $t ){
		$t = self::token_to_symbol( $t );
		if( ! is_int($t) ){
			return $t;
		}
		return $this->Lex->name( $t );
	}
function token_name ( $t ){
		$t = self::token_to_symbol( $t );
		if( ! is_int($t) ){
			return $t;
		}
		return $this->Lex->name( $t );
	}
function token_name ( $ t ) { $ t = self :: token_to_symbol ( $ t ) ; if ( ! is_int ( $ t ) ) { return $ t ; } return $ this -> Lex -> name ( $ t ) ; }
Get name of scalar symbol for debugging
@param Mixed
@return string
Get name of scalar symbol for debugging