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#include <iostream>
#include "LangLexer.hpp"
#include "LangParser.hpp"
#include "LangWalker.hpp"
int main()
{
ANTLR_USING_NAMESPACE(std)
ANTLR_USING_NAMESPACE(antlr)
try {
LangLexer lexer(cin);
LangParser parser(lexer);
ASTFactory ast_factory;
parser.initializeASTFactory(ast_factory);
parser.setASTFactory(&ast_factory);
parser.block();
RefAST a = parser.getAST();
cout << a->toStringList() << endl;
LangWalker walker;
walker.initializeASTFactory(ast_factory);
walker.setASTFactory(&ast_factory);
walker.block(a); // walk tree
cout << "done walking" << 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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