public bool MoveNext() { int la0, la1; // Line 161: ([\t ])* for (;;) { la0 = Src.LA0; if (la0 == '\t' || la0 == ' ') { Src.Skip(); } else { break; } } _tok.StartIndex = Src.InputPosition; _tok.Value = null; // Line 164: ( (Num | Id | [.] [n] [a] [n] | [.] [i] [n] [f]) | ([>] [>] / [<] [<] / [=] / [>] / [<] / [\^] / [*] / [/] / [+] / [\-] / [;] / [(] / [)]) ) do { la0 = Src.LA0; switch (la0) { case '.': { la1 = Src.LA(1); if (la1 >= '0' && la1 <= '9') { goto matchNum; } else if (la1 == 'n') { #line 166 "Grammars.ecs" _tok.Type = TT.Num; #line default Src.Skip(); Src.Skip(); Src.Match('a'); Src.Match('n'); #line 166 "Grammars.ecs" _tok.Value = double.NaN; #line default } else if (la1 == 'i') { #line 167 "Grammars.ecs" _tok.Type = TT.Num; #line default Src.Skip(); Src.Skip(); Src.Match('n'); Src.Match('f'); #line 167 "Grammars.ecs" _tok.Value = double.PositiveInfinity; #line default } else { goto error; } } break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': goto matchNum; case '>': { la1 = Src.LA(1); if (la1 == '>') { Src.Skip(); Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Shr; #line default } else { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.GT; #line default } } break; case '<': { la1 = Src.LA(1); if (la1 == '<') { Src.Skip(); Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Shl; #line default } else { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.LT; #line default } } break; case '=': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Assign; #line default } break; case '^': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Exp; #line default } break; case '*': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Mul; #line default } break; case '/': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Div; #line default } break; case '+': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Add; #line default } break; case '-': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Sub; #line default } break; case ';': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.Semicolon; #line default } break; case '(': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.LParen; #line default } break; case ')': { Src.Skip(); #line 198 "Grammars.ecs" _tok.Type = TT.RParen; #line default } break; default: if (la0 >= 'A' && la0 <= 'Z' || la0 == '_' || la0 >= 'a' && la0 <= 'z') { #line 165 "Grammars.ecs" _tok.Type = TT.Id; #line default Id(); } else { goto error; } break; } break; matchNum: { #line 164 "Grammars.ecs" _tok.Type = TT.Num; #line default Num(); } break; error: { #line 170 "Grammars.ecs" _tok.Type = TT.EOF; #line default // Line 170: ([^\$])? la0 = Src.LA0; if (la0 != -1) { Src.Skip(); #line 170 "Grammars.ecs" _tok.Type = TT.Unknown; #line default } } } while (false); #line 172 "Grammars.ecs" return(_tok.Type != TT.EOF); #line default }