Package jflex

Class LexParse

java.lang.Object
java_cup.runtime.lr_parser
jflex.LexParse
public class LexParse extends java_cup.runtime.lr_parser
CUP v0.11b 20150326 (SVN rev 65) generated parser.

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    (package private) class 
    LexParse.CUP$LexParse$actions
    Cup generated class to encapsulate user supplied action code.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected static final short[][]
    _action_table
    Parse-action table.
    protected static final short[][]
    _production_table
    Production table.
    protected static final short[][]
    _reduce_table
    reduce_goto table.
    protected LexParse.CUP$LexParse$actions
    action_obj
    Instance of action encapsulation class.
    LexScan
    scanner
     

    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, symbolFactory, tos

  • Constructor Summary

    Constructors
    Constructor
    Description
    LexParse()
    Deprecated.
    LexParse(java_cup.runtime.Scanner s)
    Deprecated.
    LexParse(java_cup.runtime.Scanner s, java_cup.runtime.SymbolFactory sf)
    Constructor which sets the default scanner.
    LexParse(LexScan scanner)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    short[][]
    action_table()
    Access to parse-action table.
    java_cup.runtime.Symbol
    do_action(int act_num, java_cup.runtime.lr_parser parser, Stack stack, int top)
    Invoke a user supplied parse action.
    int
    EOF_sym()
    EOF Symbol index.
    int
    error_sym()
    error Symbol index.
    CharClasses
    getCharClasses()
     
    EOFActions
    getEOFActions()
     
    final Class
    getSymbolContainer()
     
    protected void
    init_actions()
    Action encapsulation object initializer.
    short[][]
    production_table()
    Access to production table.
    short[][]
    reduce_table()
    Access to reduce_goto table.
    void
    report_error(String message, Object info)
    Override lr_parser.report_error to use JFlex reporting.
    void
    report_fatal_error(String message, Object info)
    Override lr_parser.report_fatal_error to use JFlex reporting.
    int
    start_production()
    Indicates start production.
    int
    start_state()
    Indicates start state.
    void
    syntax_error(java_cup.runtime.Symbol cur_token)
    Override syntax_error to not report expected tokens, just error message.
    void
    user_init()
    User initialization code.

    Methods inherited from class java_cup.runtime.lr_parser

    advance_lookahead, cur_err_token, debug_message, debug_parse, debug_reduce, debug_shift, debug_stack, done_parsing, dump_stack, error_recovery, error_sync_size, expected_token_ids, find_recovery_config, get_action, get_reduce, getScanner, getSymbolFactory, parse, parse_lookahead, read_lookahead, report_expected_token_ids, restart_lookahead, scan, setScanner, shift_under_error, symbl_name_from_id, try_parse_ahead, unpackFromStrings, unrecovered_syntax_error

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • _production_table

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

    • _action_table

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

    • _reduce_table

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

    • action_obj

      protected LexParse.CUP$LexParse$actions action_obj
      Instance of action encapsulation class.

    • scanner

      public LexScan scanner

  • Constructor Details

    • LexParse

      @Deprecated public LexParse()
      Deprecated.
      Default constructor.

    • LexParse

      @Deprecated public LexParse(java_cup.runtime.Scanner s)
      Deprecated.
      Constructor which sets the default scanner.

    • LexParse

      public LexParse(java_cup.runtime.Scanner s, java_cup.runtime.SymbolFactory sf)
      Constructor which sets the default scanner.

    • LexParse

      public LexParse(LexScan scanner)

  • Method Details

    • getSymbolContainer

      public final Class getSymbolContainer()
      Overrides:
      getSymbolContainer in class java_cup.runtime.lr_parser

    • production_table

      public short[][] production_table()
      Access to production table.
      Specified by:
      production_table in class java_cup.runtime.lr_parser

    • action_table

      public short[][] action_table()
      Access to parse-action table.
      Specified by:
      action_table in class java_cup.runtime.lr_parser

    • reduce_table

      public short[][] reduce_table()
      Access to reduce_goto table.
      Specified by:
      reduce_table in class java_cup.runtime.lr_parser

    • init_actions

      protected void init_actions()
      Action encapsulation object initializer.
      Specified by:
      init_actions in class java_cup.runtime.lr_parser

    • do_action

      public java_cup.runtime.Symbol do_action(int act_num, java_cup.runtime.lr_parser parser, Stack stack, int top) throws Exception
      Invoke a user supplied parse action.
      Specified by:
      do_action in class java_cup.runtime.lr_parser
      Throws:
      Exception

    • start_state

      public int start_state()
      Indicates start state.
      Specified by:
      start_state in class java_cup.runtime.lr_parser

    • start_production

      public int start_production()
      Indicates start production.
      Specified by:
      start_production in class java_cup.runtime.lr_parser

    • EOF_sym

      public int EOF_sym()
      EOF Symbol index.
      Specified by:
      EOF_sym in class java_cup.runtime.lr_parser

    • error_sym

      public int error_sym()
      error Symbol index.
      Specified by:
      error_sym in class java_cup.runtime.lr_parser

    • user_init

      public void user_init() throws Exception
      User initialization code.
      Overrides:
      user_init in class java_cup.runtime.lr_parser
      Throws:
      Exception

    • getCharClasses

      public CharClasses getCharClasses()

    • getEOFActions

      public EOFActions getEOFActions()

    • syntax_error

      public void syntax_error(java_cup.runtime.Symbol cur_token)
      Override syntax_error to not report expected tokens, just error message. TODO: reporting expected tokens using their actual surface syntax would be useful. Would need a reverse mapping of terminals or similar.
      Overrides:
      syntax_error in class java_cup.runtime.lr_parser

    • report_error

      public void report_error(String message, Object info)
      Override lr_parser.report_error to use JFlex reporting.
      Overrides:
      report_error in class java_cup.runtime.lr_parser

    • report_fatal_error

      public void report_fatal_error(String message, Object info)
      Override lr_parser.report_fatal_error to use JFlex reporting.
      Overrides:
      report_fatal_error in class java_cup.runtime.lr_parser