| Modifier and Type | Method and Description | 
|---|---|
| void | non_terminal. add_production(production prod)Add a production to our set of productions. | 
| void | lalr_state. add_transition(symbol on_sym,
              lalr_state to_st)Add a transition out of this state to another. | 
| void | lalr_item_set. add(lalr_item_set other)Add a complete set, merging lookaheads where items are already in 
  the set | 
| lalr_item | lalr_item_set. add(lalr_item itm)Add a singleton item, merging lookahead sets if the item is already 
  part of the set. | 
| boolean | symbol_set. add(symbol_set other)Add (union) in a complete set. | 
| boolean | symbol_set. add(symbol sym)Add a single symbol to the set. | 
| boolean | terminal_set. add(terminal_set other)Add (union) in a complete set. | 
| boolean | terminal_set. add(terminal sym)Add a single terminal to the set. | 
| static lalr_state | lalr_state. build_machine(production start_prod)Build an LALR viable prefix recognition machine given a start 
  production. | 
| protected static void | Main. build_parser()Build the (internal) parser from the previously parsed specification. | 
| void | lalr_state. build_table_entries(parse_action_table act_table,
                   parse_reduce_table reduce_table)Fill in the parse table entries for this state. | 
| terminal_set | lalr_item. calc_lookahead(terminal_set lookahead_after)Calculate lookahead representing symbols that could appear after the
   symbol that the dot is currently in front of. | 
| terminal_set | production. check_first_set()Update (and return) the first set based on current NT firsts. | 
| boolean | production. check_nullable()Check to see if the production (now) appears to be nullable. | 
| void | parse_action_table. check_reductions()Check the table to ensure that all productions have been reduced. | 
| void | lalr_item_set. compute_closure()Compute the closure of the set using the LALR closure rules. | 
| static void | non_terminal. compute_first_sets()Compute first sets for all non-terminals. | 
| static void | non_terminal. compute_nullability()Compute nullability of all non-terminals. | 
| boolean | terminal_set. contains(terminal sym)Determine if the set contains a particular terminal. | 
| protected static boolean | emit. do_action_table(PrintWriter out,
               parse_action_table act_tab,
               boolean compact_reduces)Emit the action table. | 
| static void | Main. dump_grammar()Produce a human readable dump of the grammar. | 
| protected static void | lalr_state. dump_state(lalr_state st)Helper routine for debugging -- produces a dump of the given state
 onto System.out. | 
| protected static void | emit. emit_action_code(PrintWriter out,
                production start_prod)Emit code for the non-public class holding the actual action code. | 
| protected static void | Main. emit_parser()Call the emit routines necessary to write out the generated parser. | 
| protected boolean | lalr_state. fix_with_precedence(production p,
                   int term_index,
                   parse_action_row table_row,
                   parse_action act)Procedure that attempts to fix a shift/reduce error by using
 precedences. | 
| lalr_item | lalr_item_set. get_one()Remove and return one item from the set (done in hash order). | 
| protected parse_action | lalr_state. insert_action(parse_action a1,
             parse_action a2,
             int act_type) | 
| protected parse_action | lalr_state. insert_reduce(parse_action a1,
             parse_action a2) | 
| protected parse_action | lalr_state. insert_shift(parse_action a1,
            parse_action a2) | 
| boolean | terminal_set. intersects(terminal_set other)Determine if this set intersects another. | 
| boolean | lalr_item_set. is_subset_of(lalr_item_set other)Is this set an (improper) subset of another? | 
| boolean | symbol_set. is_subset_of(symbol_set other)Determine if this set is an (improper) subset of another. | 
| boolean | terminal_set. is_subset_of(terminal_set other)Determine if this set is an (improper) subset of another. | 
| boolean | lalr_item_set. is_superset_of(lalr_item_set other)Is this set an (improper) superset of another? | 
| boolean | symbol_set. is_superset_of(symbol_set other)Determine if this set is an (improper) superset of another. | 
| boolean | terminal_set. is_superset_of(terminal_set other)Determine if this set is an (improper) superset of another. | 
| boolean | lalr_item. lookahead_visible()Determine if everything from the symbol one beyond the dot all the 
  way to the  end of the right hand side is nullable. | 
| protected boolean | non_terminal. looks_nullable()Test to see if this non terminal currently looks nullable. | 
| static void | Main. main(String[] argv)The main driver for the system. | 
| protected void | terminal_set. not_null(Object obj)Helper function to test for a null object and throw an exception if
  one is found. | 
| protected void | symbol_set. not_null(Object obj)Helper function to test for a null object and throw an exception
  if one is found. | 
| protected void | lalr_item_set. not_null(Object obj)Helper function for null test. | 
| static void | emit. parser(PrintWriter out,
      parse_action_table action_table,
      parse_reduce_table reduce_table,
      int start_st,
      production start_prod,
      boolean compact_reduces,
      boolean suppress_scanner)Emit the parser subclass with embedded tables. | 
| protected static void | lalr_state. propagate_all_lookaheads()Propagate lookahead sets through the constructed viable prefix 
  recognizer. | 
| protected void | lalr_state. propagate_lookaheads()Propagate lookahead sets out of this state. | 
| void | lalr_item. propagate_lookaheads(terminal_set incoming)Propagate incoming lookaheads through this item to others need to 
  be changed. | 
| protected void | production. remove_embedded_actions()Remove all embedded actions from a production by factoring them out into
 individual action production using new non terminals. | 
| void | lalr_item_set. remove(lalr_item_set other)Remove (set subtract) a complete set. | 
| void | lalr_item_set. remove(lalr_item itm)Remove a single item if it is in the set. | 
| void | symbol_set. remove(symbol_set other)Remove (set subtract) a complete set. | 
| void | symbol_set. remove(symbol sym)Remove a single symbol if it is in the set. | 
| void | terminal_set. remove(terminal sym)Remove a terminal if it is in the set. | 
| protected void | lalr_state. report_conflicts(terminal_set conflict_set)Produce warning messages for all conflicts found in this state. | 
| protected void | lalr_state. report_reduce_reduce(lalr_item itm1,
                    lalr_item itm2)Produce a warning message for one reduce/reduce conflict. | 
| protected void | lalr_state. report_shift_reduce(lalr_item red_itm,
                   int conflict_sym)Produce a warning message for one shift/reduce conflict. | 
| production_part | production. rhs(int indx)Access to the collection of parts for the right hand side. | 
| lr_item_core | lr_item_core. shift_core()Produce a new lr_item_core that results from shifting the dot one 
  position to the right. | 
| lalr_item | lalr_item. shift()Produce the new lalr_item that results from shifting the dot one position
  to the right. | 
| String | production. to_simple_string()Convert to a simpler string. | 
| String | lr_item_core. to_simple_string()Convert to a string (separated out from toString() so we can call it
  from subclass that overrides toString()). | 
| Constructor and Description | 
|---|
| action_production(production base,
                 non_terminal lhs_sym,
                 production_part[] rhs_parts,
                 int rhs_len,
                 String action_str,
                 int indexOfIntermediateResult)Constructor. | 
| lalr_item_set(lalr_item_set other)Constructor for cloning from another set. | 
| lalr_item(production prod)Constructor with default position and empty lookahead set. | 
| lalr_item(production prod,
         int pos,
         terminal_set look)Full constructor. | 
| lalr_item(production prod,
         terminal_set look)Constructor with default position (dot at start). | 
| lalr_state(lalr_item_set itms)Constructor for building a state from a set of items. | 
| lalr_transition(symbol on_sym,
               lalr_state to_st)Constructor with null next. | 
| lalr_transition(symbol on_sym,
               lalr_state to_st,
               lalr_transition nxt)Full constructor. | 
| lr_item_core(production prod)Constructor for dot at start of right hand side. | 
| lr_item_core(production prod,
            int pos)Full constructor. | 
| nonassoc_action()Simple constructor. | 
| production(non_terminal lhs_sym,
          production_part[] rhs_parts,
          int rhs_l)Constructor with no action string. | 
| production(non_terminal lhs_sym,
          production_part[] rhs_parts,
          int rhs_l,
          int prec_num,
          int prec_side) | 
| production(non_terminal lhs_sym,
          production_part[] rhs_parts,
          int rhs_l,
          String action_str)Full constructor. | 
| production(non_terminal lhs_sym,
          production_part[] rhs_parts,
          int rhs_l,
          String action_str,
          int prec_num,
          int prec_side) | 
| reduce_action(production prod)Simple constructor. | 
| shift_action(lalr_state shft_to)Simple constructor. | 
| symbol_part(symbol sym)Constructor with no label. | 
| symbol_part(symbol sym,
           String lab)Full constructor. | 
| symbol_set(symbol_set other)Constructor for cloning from another set. | 
| terminal_set(terminal_set other)Constructor for cloning from another set. | 
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