Package jflex
Class LexParse
- java.lang.Object
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- java_cup.runtime.lr_parser
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- jflex.LexParse
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public class LexParse extends java_cup.runtime.lr_parser
CUP v0.11b beta 20140226 generated parser.
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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.
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Field Summary
Fields Modifier and Type Field Description protected static short[][]
_action_table
Parse-action table.protected static short[][]
_production_table
Production table.protected static short[][]
_reduce_table
reduce_goto
table.protected LexParse.CUP$LexParse$actions
action_obj
Instance of action encapsulation class.LexScan
scanner
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Method Summary
All Methods Instance Methods Concrete Methods 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, java.util.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()
java.lang.Class
getSymbolContainer()
protected void
init_actions()
Action encapsulation object initializer.short[][]
production_table()
Access to production table.short[][]
reduce_table()
Access toreduce_goto
table.void
report_error(java.lang.String message, java.lang.Object info)
Override lr_parser.report_error to use JFlex reporting.void
report_fatal_error(java.lang.String message, java.lang.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
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Field Detail
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_production_table
protected static final short[][] _production_table
Production table.
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_action_table
protected static final short[][] _action_table
Parse-action table.
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_reduce_table
protected static final short[][] _reduce_table
reduce_goto
table.
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action_obj
protected LexParse.CUP$LexParse$actions action_obj
Instance of action encapsulation class.
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scanner
public LexScan scanner
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Constructor Detail
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LexParse
@Deprecated public LexParse()
Deprecated.Default constructor.
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LexParse
@Deprecated public LexParse(java_cup.runtime.Scanner s)
Deprecated.Constructor which sets the default scanner.
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LexParse
public LexParse(java_cup.runtime.Scanner s, java_cup.runtime.SymbolFactory sf)
Constructor which sets the default scanner.
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LexParse
public LexParse(LexScan scanner)
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Method Detail
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getSymbolContainer
public final java.lang.Class getSymbolContainer()
- Overrides:
getSymbolContainer
in classjava_cup.runtime.lr_parser
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production_table
public short[][] production_table()
Access to production table.- Specified by:
production_table
in classjava_cup.runtime.lr_parser
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action_table
public short[][] action_table()
Access to parse-action table.- Specified by:
action_table
in classjava_cup.runtime.lr_parser
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reduce_table
public short[][] reduce_table()
Access toreduce_goto
table.- Specified by:
reduce_table
in classjava_cup.runtime.lr_parser
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init_actions
protected void init_actions()
Action encapsulation object initializer.- Specified by:
init_actions
in classjava_cup.runtime.lr_parser
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do_action
public java_cup.runtime.Symbol do_action(int act_num, java_cup.runtime.lr_parser parser, java.util.Stack stack, int top) throws java.lang.Exception
Invoke a user supplied parse action.- Specified by:
do_action
in classjava_cup.runtime.lr_parser
- Throws:
java.lang.Exception
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start_state
public int start_state()
Indicates start state.- Specified by:
start_state
in classjava_cup.runtime.lr_parser
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start_production
public int start_production()
Indicates start production.- Specified by:
start_production
in classjava_cup.runtime.lr_parser
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EOF_sym
public int EOF_sym()
EOF
Symbol index.- Specified by:
EOF_sym
in classjava_cup.runtime.lr_parser
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error_sym
public int error_sym()
error
Symbol index.- Specified by:
error_sym
in classjava_cup.runtime.lr_parser
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user_init
public void user_init() throws java.lang.Exception
User initialization code.- Overrides:
user_init
in classjava_cup.runtime.lr_parser
- Throws:
java.lang.Exception
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getCharClasses
public CharClasses getCharClasses()
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getEOFActions
public EOFActions getEOFActions()
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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 classjava_cup.runtime.lr_parser
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report_error
public void report_error(java.lang.String message, java.lang.Object info)
Override lr_parser.report_error to use JFlex reporting.- Overrides:
report_error
in classjava_cup.runtime.lr_parser
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report_fatal_error
public void report_fatal_error(java.lang.String message, java.lang.Object info)
Override lr_parser.report_fatal_error to use JFlex reporting.- Overrides:
report_fatal_error
in classjava_cup.runtime.lr_parser
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