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https://github.com/stefanocasazza/ULib.git
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98 lines
1.7 KiB
C++
98 lines
1.7 KiB
C++
// ============================================================================
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//
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// = LIBRARY
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// ULib - c++ library
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//
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// = FILENAME
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// bison.h
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//
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// = AUTHOR
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// Stefano Casazza
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//
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// ============================================================================
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#ifndef U_BISON_H
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#define U_BISON_H
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#include <ulib/flex/flexer.h>
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/**
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* @class UBison
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*
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* Implementazione of Bison for ULib
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*/
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// extern int yydebug;
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extern int yyparse(void*);
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class U_EXPORT UBison : public UFlexer {
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public:
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// COSTRUTTORI
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UBison()
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{
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U_TRACE_REGISTER_OBJECT(0, UBison, "", 0)
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}
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UBison(const UString& data_) : UFlexer(data_)
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{
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U_TRACE_REGISTER_OBJECT(0, UBison, "%V", data_.rep)
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}
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~UBison()
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{
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U_TRACE_UNREGISTER_OBJECT(0, UBison)
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}
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// VARIE
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bool parse(void* obj = 0)
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{
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U_TRACE(0, "UBison::parse(%p)", obj)
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U_INTERNAL_ASSERT(data)
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// yydebug = 1;
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if (obj == 0) obj = this;
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if (yyparse(obj) == 0)
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{
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U_INTERNAL_DUMP("UFlexer::parsed_chars = %d, UFlexer::data.size() = %u", UFlexer::parsed_chars, UFlexer::data.size())
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U_RETURN(true);
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}
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U_RETURN(false);
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}
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bool parse(const UString& _data, void* obj = 0)
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{
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U_TRACE(0, "UBison::parse(%V,%p)", _data.rep, obj)
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setData(_data);
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if (parse(obj)) U_RETURN(true);
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U_RETURN(false);
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}
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// DEBUG
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#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
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const char* dump(bool reset) const;
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#endif
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private:
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#ifdef U_COMPILER_DELETE_MEMBERS
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UBison(const UBison&) = delete;
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UBison& operator=(const UBison&) = delete;
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#else
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UBison(const UBison&) : UFlexer() {}
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UBison& operator=(const UBison&) { return *this; }
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#endif
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};
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#endif
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