java_cup.simple_calc

Class parser


public class parser
extends lr_parser

CUP v0.10k generated parser.

Version:
Sun Jul 25 13:36:02 EDT 1999

Field Summary

protected static short[][]
_action_table
Parse-action table.
protected static short[][]
_production_table
Production table.
protected static short[][]
_reduce_table
reduce_goto table.
protected java_cup.simple_calc.CUP$parser$actions
action_obj
Instance of action encapsulation class.

Fields inherited from class java_cup.runtime.lr_parser

_done_parsing, _error_sync_size, action_tab, cur_token, lookahead, lookahead_pos, production_tab, reduce_tab, stack, tos

Constructor Summary

parser()
Default constructor.
parser(Scanner s)
Constructor which sets the default scanner.

Method Summary

int
EOF_sym()
EOF Symbol index.
short[][]
action_table()
Access to parse-action table.
Symbol
do_action(int act_num, lr_parser parser, java.util.Stack stack, int top)
Invoke a user supplied parse action.
int
error_sym()
error Symbol index.
protected void
init_actions()
Action encapsulation object initializer.
short[][]
production_table()
Access to production table.
short[][]
reduce_table()
Access to reduce_goto table.
int
start_production()
Indicates start production.
int
start_state()
Indicates start state.

Methods inherited from class java_cup.runtime.lr_parser

EOF_sym, action_table, advance_lookahead, cur_err_token, debug_message, debug_parse, debug_reduce, debug_shift, debug_stack, do_action, done_parsing, dump_stack, error_recovery, error_sym, error_sync_size, find_recovery_config, getScanner, get_action, get_reduce, init_actions, parse, parse_lookahead, production_table, read_lookahead, reduce_table, report_error, report_fatal_error, restart_lookahead, scan, setScanner, shift_under_error, start_production, start_state, syntax_error, try_parse_ahead, unpackFromStrings, unrecovered_syntax_error, user_init

Field Details

_action_table

protected static final short[][] _action_table
Parse-action table.


_production_table

protected static final short[][] _production_table
Production table.


_reduce_table

protected static final short[][] _reduce_table
reduce_goto table.


action_obj

protected java_cup.simple_calc.CUP$parser$actions action_obj
Instance of action encapsulation class.

Constructor Details

parser

public parser()
Default constructor.


parser

public parser(Scanner s)
Constructor which sets the default scanner.

Method Details

EOF_sym

public int EOF_sym()
EOF Symbol index.
Overrides:
EOF_sym in interface lr_parser


action_table

public short[][] action_table()
Access to parse-action table.
Overrides:
action_table in interface lr_parser


do_action

public Symbol do_action(int act_num,
                        lr_parser parser,
                        java.util.Stack stack,
                        int top)
            throws java.lang.Exception
Invoke a user supplied parse action.


error_sym

public int error_sym()
error Symbol index.
Overrides:
error_sym in interface lr_parser


init_actions

protected void init_actions()
Action encapsulation object initializer.
Overrides:
init_actions in interface lr_parser


production_table

public short[][] production_table()
Access to production table.
Overrides:
production_table in interface lr_parser


reduce_table

public short[][] reduce_table()
Access to reduce_goto table.
Overrides:
reduce_table in interface lr_parser


start_production

public int start_production()
Indicates start production.
Overrides:
start_production in interface lr_parser


start_state

public int start_state()
Indicates start state.
Overrides:
start_state in interface lr_parser