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Added EOF symbol, making the getTable() saner for ACCEPT and lookahead support in ParseRule

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Nathan Braswell
2013-06-13 14:25:10 -04:00
parent 949dbc532a
commit 0c651a5d9e
9 changed files with 68 additions and 20 deletions
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7
include/Parser.h
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@@ -1,16 +1,13 @@
#ifndef PARSER_H
#define PARSER_H
#ifndef NULL
#define NULL 0
#endif
#include "util.h"
#include "ParseRule.h"
#include "ParseAction.h"
#include "Symbol.h"
#include "State.h"
#include "StringReader.h"
#include "Lexer.h"
#include "NodeTree.h"
#include <map>
@@ -32,7 +29,7 @@ class Parser {
std::string stateSetToString();
void addToTable(State* fromState, Symbol* tranSymbol, ParseAction* action);
ParseAction* getTable(int state, Symbol* token);
NodeTree* parseInput(std::string inputString);
NodeTree* parseInput(Lexer* lexer);
std::string grammerToString();
std::string grammerToDOT();