Mercurial > projects > dil
view trunk/src/Token.d @ 38:640c45aaaaee
- Added code for parsing GreaterEqual, Greater, RShiftAssign, RShift, URShiftAssign and URShift tokens.
- Renamed TOK.LessThan to TOK.Less.
author | aziz |
---|---|
date | Tue, 26 Jun 2007 08:58:02 +0000 |
parents | 3c7210a722f7 |
children | 69b940398d7b |
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/++ Author: Aziz Köksal License: GPL2 +/ module Token; struct Position { size_t loc; size_t col; } enum TOK { Identifier, Comment, String, Character, Number, // Brackets LParen, RParen, LBracket, RBracket, LBrace, RBrace, Dot, Slice, Ellipses, // Floating point operators Unordered, UorE, UorG, UorGorE, UorL, UorLorE, LorEorG, LorG, // Normal operators Assign, Equal, NotEqual, Not, LessEqual, Less, GreaterEqual, Greater, LShiftAssign, LShift, RShiftAssign,RShift, URShiftAssign, URShift, OrAssign, OrLogical, OrBinary, AndAssign, AndLogical, AndBinary, PlusAssign, PlusPlus, Plus, MinusAssign, MinusMinus, Minus, DivAssign, Div, MulAssign, Mul, ModAssign, Mod, XorAssign, Xor, CatAssign, Catenate, Tilde, Colon, Semicolon, Question, Comma, Dollar, /* Keywords: NB.: Token.isKeyword() depends on this list being contiguous. */ Abstract,Alias,Align,Asm,Assert,Auto,Body, Bool,Break,Byte,Case,Cast,Catch,Cdouble, Cent,Cfloat,Char,Class,Const,Continue,Creal, Dchar,Debug,Default,Delegate,Delete,Deprecated,Do, Double,Else,Enum,Export,Extern,False,Final, Finally,Float,For,Foreach,Foreach_reverse,Function,Goto, Idouble,If,Ifloat,Import,In,Inout,Int, Interface,Invariant,Ireal,Is,Lazy,Long,Macro, Mixin,Module,New,Null,Out,Override,Package, Pragma,Private,Protected,Public,Real,Ref,Return, Scope,Short,Static,Struct,Super,Switch,Synchronized, Template,This,Throw,True,Try,Typedef,Typeid, Typeof,Ubyte,Ucent,Uint,Ulong,Union,Unittest, Ushort,Version,Void,Volatile,Wchar,While,With, EOF } alias TOK.Abstract KeywordsBegin; alias TOK.With KeywordsEnd; struct Token { TOK type; Position pos; char* start; char* end; union { struct { string str; char pf; } dchar chr; uint _uint; float f; double d; } string span() { assert(start && end); return start[0 .. end - start]; } bool isKeyword() { if (KeywordsBegin <= type && type <= KeywordsEnd) return true; return false; } }