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Annotation of parser3/src/include/pa_vunknown.h, revision 1.2

1.1       paf         1: /*
1.2     ! paf         2:   $Id: pa_vunknown.h,v 1.1 2001/02/23 17:12:57 paf Exp $
1.1       paf         3: */
                      4: 
                      5: #ifndef PA_VUNKNOWN_H
                      6: #define PA_VUNKNOWN_H
                      7: 
                      8: #include "pa_value.h"
                      9: 
                     10: class VUnknown : public Value {
                     11: public: // Value
                     12: 
                     13:        // all: for error reporting after fail(), etc
1.2     ! paf        14:        const char *type() const { return "unknown"; }
1.1       paf        15: 
                     16:        // unknown: ""
                     17:        virtual String *get_string() { return ∅ }
                     18: 
                     19: public: // usage
                     20: 
                     21:        VUnknown(Pool& apool) : Value(apool),
                     22:                empty(apool) {
                     23:        }
                     24: 
                     25: private:
                     26:        String empty;
                     27: 
                     28: };
                     29: 
                     30: #endif