There is now a parser & calculator interface.

1 files changed, 35 insertions, 0 deletions

diff --git a/src/parser.h b/src/parser.h
new file mode 100644
index 0000000..5563613
--- /dev/null
+++ b/src/parser.h
@@ -0,0 +1,35 @@
+#ifndef PARSER_H

+#define PARSER_H

+

+#include <bu/list.h>

+#include "token.h"

+

+namespace Bu

+{

+    class Stream;

+};

+

+class Lexer;

+

+class Parser

+{

+public:

+    Parser( Lexer &lex, Bu::Stream &rOut );

+    virtual ~Parser();

+

+    void parse();

+

+private:

+    void unwind();

+    int reqTokens( Token::Type eType );

+    int getPriority( Token::Type eType );

+

+private:

+    Lexer &lex;

+    Bu::Stream &rOut;

+    typedef Bu::List<Token> TokenStack;

+    TokenStack tsTerminal;

+    TokenStack tsNonTerminal;

+};

+

+#endif