public class Parser
extends java_cup.runtime.lr_parser
Constructor and Description |
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Parser()
Deprecated.
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Parser(java_cup.runtime.Scanner s)
Deprecated.
|
Parser(java_cup.runtime.Scanner s,
java_cup.runtime.SymbolFactory sf)
Constructor which sets the default scanner.
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Modifier and Type | Method and Description |
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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. |
Node |
getRoot()
Returns the root node of the program
|
java.lang.Class |
getSymbolContainer() |
static Node |
parse(java.lang.String expr,
VariableDeclarations variables,
MacroDeclarations macros)
Tries to parse and compile a program from the textual representation in
expr while exposing the variables and marcos
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short[][] |
production_table()
Access to production table.
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short[][] |
reduce_table()
Access to
reduce_goto table. |
void |
setMacros(MacroDeclarations macros)
Sets the macro declarations for the program
|
void |
setVariables(VariableDeclarations variables)
Sets the variable declarations for the program
|
int |
start_production()
Indicates start production.
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int |
start_state()
Indicates start state.
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void |
unrecovered_syntax_error(java_cup.runtime.Symbol token) |
debug_message, debug_parse, debug_reduce, debug_shift, debug_stack, done_parsing, dump_stack, expected_token_ids, getScanner, getSymbolFactory, parse, report_error, report_fatal_error, scan, setScanner, symbl_name_from_id, syntax_error, user_init
@Deprecated public Parser()
@Deprecated public Parser(java_cup.runtime.Scanner s)
public Parser(java_cup.runtime.Scanner s, java_cup.runtime.SymbolFactory sf)
public final java.lang.Class getSymbolContainer()
getSymbolContainer
in class java_cup.runtime.lr_parser
public short[][] production_table()
production_table
in class java_cup.runtime.lr_parser
public short[][] action_table()
action_table
in class java_cup.runtime.lr_parser
public short[][] reduce_table()
reduce_goto
table.reduce_table
in class java_cup.runtime.lr_parser
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
do_action
in class java_cup.runtime.lr_parser
java.lang.Exception
public int start_state()
start_state
in class java_cup.runtime.lr_parser
public int start_production()
start_production
in class java_cup.runtime.lr_parser
public int EOF_sym()
EOF
Symbol index.EOF_sym
in class java_cup.runtime.lr_parser
public int error_sym()
error
Symbol index.error_sym
in class java_cup.runtime.lr_parser
public void setVariables(VariableDeclarations variables)
variables
- the variables that should be exposed to the programpublic void setMacros(MacroDeclarations macros)
macros
- the macros that should be exposed to the programpublic Node getRoot()
public static Node parse(java.lang.String expr, VariableDeclarations variables, MacroDeclarations macros) throws java.lang.Exception
expr
- the expression to be compiled in textual formvariables
- the variables exposed to the programmacros
- the macros exposed to the programjava.lang.Exception
- if an error occurs during compilationpublic void unrecovered_syntax_error(java_cup.runtime.Symbol token) throws SyntaxException
unrecovered_syntax_error
in class java_cup.runtime.lr_parser
SyntaxException