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#include <iostream>
#include "ExprLexer.hpp"
#include "ExprParser.hpp"
#include "antlr/AST.hpp"
#include "antlr/CommonAST.hpp"
int main( int, char** )
{
ANTLR_USING_NAMESPACE(std)
ANTLR_USING_NAMESPACE(antlr)
try {
ASTFactory my_factory;
ExprLexer lexer(cin);
ExprParser parser(lexer);
parser.initializeASTFactory(my_factory);
parser.setASTFactory(&my_factory);
parser.expr();
RefCommonAST ast = RefCommonAST(parser.getAST());
if (ast)
cout << ast->toStringList() << endl;
else
cout << "null AST" << endl;
}
catch( ANTLRException& e )
{
cerr << "exception: " << e.getMessage() << endl;
return -1;
}
catch( exception& e )
{
cerr << "exception: " << e.what() << endl;
return -1;
}
return 0;
}
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