There is now a parser & calculator interface.

1 files changed, 47 insertions, 0 deletions

diff --git a/src/token.h b/src/token.h
new file mode 100644
index 0000000..3b5caff
--- /dev/null
+++ b/src/token.h
@@ -0,0 +1,47 @@
+#ifndef TOKEN_H

+#define TOKEN_H

+

+class Number;

+namespace Bu

+{

+    class String;

+    class Formatter;

+};

+

+class Token

+{

+public:

+    enum Type

+    {

+        tNumber,

+        tString,

+        tCommand,

+        tPlus,

+        tMinus,

+        tDivide,

+        tMultiply,

+        tOpenParen,

+        tCloseParen,

+

+        tEndOfLine,

+

+        tEndOfInput

+    };

+

+    Token( Type eType );

+    Token( Type eType, Bu::String *s );

+    Token( Type eType, Number *n );

+    Token( const Token &rSrc );

+    ~Token();

+

+    Type eType;

+    union

+    {

+        Bu::String *sVal;

+        class Number *nVal;

+    };

+};

+

+Bu::Formatter &operator<<( Bu::Formatter &f, Token::Type eType );

+

+#endif