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https://github.com/VCMP-SqMod/SqMod.git
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56 lines
1.3 KiB
C++
56 lines
1.3 KiB
C++
/* see copyright notice in squirrel.h */
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#ifndef _SQLEXER_H_
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#define _SQLEXER_H_
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#ifdef SQUNICODE
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typedef SQChar LexChar;
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#else
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typedef unsigned char LexChar;
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#endif
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struct SQLexer
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{
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SQLexer();
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~SQLexer();
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void Init(SQSharedState *ss,SQLEXREADFUNC rg,SQUserPointer up,CompilerErrorFunc efunc,void *ed);
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void Error(const SQChar *err);
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SQInteger Lex();
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const SQChar *Tok2Str(SQInteger tok);
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private:
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SQInteger GetIDType(const SQChar *s,SQInteger len);
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SQInteger ReadString(SQInteger ndelim,bool verbatim);
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SQInteger ReadNumber();
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void LexBlockComment();
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void LexLineComment();
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SQInteger ReadID();
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void Next();
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#ifdef SQUNICODE
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#if WCHAR_SIZE == 2
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SQInteger AddUTF16(SQUnsignedInteger ch);
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#endif
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#else
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SQInteger AddUTF8(SQUnsignedInteger ch);
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#endif
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SQInteger ProcessStringHexEscape(SQChar *dest, SQInteger maxdigits);
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SQInteger _curtoken;
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SQTable *_keywords;
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SQBool _reached_eof;
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public:
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SQInteger _prevtoken;
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SQInteger _currentline;
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SQInteger _lasttokenline;
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SQInteger _currentcolumn;
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const SQChar *_svalue;
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SQInteger _nvalue;
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SQFloat _fvalue;
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SQLEXREADFUNC _readf;
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SQUserPointer _up;
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LexChar _currdata;
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SQSharedState *_sharedstate;
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sqvector<SQChar> _longstr;
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CompilerErrorFunc _errfunc;
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void *_errtarget;
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};
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#endif
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