at.jku.ssw.Coco.Scanner.NextToken C# (CSharp) Method

        Token NextToken()
        {
            while (ch == ' ' ||
            ch >= 9 && ch <= 10 || ch == 13
            ) NextCh();
            if (ch == '/' && Comment0() ||ch == '/' && Comment1()) return NextToken();
            int recKind = noSym;
            int recEnd = pos;
            t = new Token();
            t.pos = pos; t.col = col; t.line = line; t.charPos = charPos;
            int state;
            if (start.ContainsKey(ch)) { state = (int) start[ch]; }
            else { state = 0; }
            tlen = 0; AddCh();

            switch (state) {
            case -1: { t.kind = eofSym; break; } // NextCh already done
            case 0: {
                if (recKind != noSym) {
                    tlen = recEnd - t.pos;
                    SetScannerBehindT();
                }
                t.kind = recKind; break;
            } // NextCh already done
            case 1:
                recEnd = pos; recKind = 1;
                if (ch >= '0' && ch <= '9' || ch >= 'A' && ch <= 'Z' || ch == '_' || ch >= 'a' && ch <= 'z') {AddCh(); goto case 1;}
                else {t.kind = 1; t.val = new String(tval, 0, tlen); CheckLiteral(); return t;}
            case 2:
                recEnd = pos; recKind = 2;
                if (ch >= '0' && ch <= '9') {AddCh(); goto case 2;}
                else {t.kind = 2; break;}
            case 3:
                {t.kind = 3; break;}
            case 4:
                {t.kind = 4; break;}
            case 5:
                if (ch <= 9 || ch >= 11 && ch <= 12 || ch >= 14 && ch <= '&' || ch >= '(' && ch <= '[' || ch >= ']' && ch <= 65535) {AddCh(); goto case 6;}
                else if (ch == 92) {AddCh(); goto case 7;}
                else {goto case 0;}
            case 6:
                if (ch == 39) {AddCh(); goto case 9;}
                else {goto case 0;}
            case 7:
                if (ch >= ' ' && ch <= '~') {AddCh(); goto case 8;}
                else {goto case 0;}
            case 8:
                if (ch >= '0' && ch <= '9' || ch >= 'a' && ch <= 'f') {AddCh(); goto case 8;}
                else if (ch == 39) {AddCh(); goto case 9;}
                else {goto case 0;}
            case 9:
                {t.kind = 5; break;}
            case 10:
                recEnd = pos; recKind = 42;
                if (ch >= '0' && ch <= '9' || ch >= 'A' && ch <= 'Z' || ch == '_' || ch >= 'a' && ch <= 'z') {AddCh(); goto case 10;}
                else {t.kind = 42; break;}
            case 11:
                recEnd = pos; recKind = 43;
                if (ch >= '-' && ch <= '.' || ch >= '0' && ch <= ':' || ch >= 'A' && ch <= 'Z' || ch == '_' || ch >= 'a' && ch <= 'z') {AddCh(); goto case 11;}
                else {t.kind = 43; break;}
            case 12:
                if (ch <= 9 || ch >= 11 && ch <= 12 || ch >= 14 && ch <= '!' || ch >= '#' && ch <= '[' || ch >= ']' && ch <= 65535) {AddCh(); goto case 12;}
                else if (ch == 10 || ch == 13) {AddCh(); goto case 4;}
                else if (ch == '"') {AddCh(); goto case 3;}
                else if (ch == 92) {AddCh(); goto case 14;}
                else {goto case 0;}
            case 13:
                recEnd = pos; recKind = 42;
                if (ch >= '0' && ch <= '9') {AddCh(); goto case 10;}
                else if (ch >= 'A' && ch <= 'Z' || ch == '_' || ch >= 'a' && ch <= 'z') {AddCh(); goto case 15;}
                else {t.kind = 42; break;}
            case 14:
                if (ch >= ' ' && ch <= '~') {AddCh(); goto case 12;}
                else {goto case 0;}
            case 15:
                recEnd = pos; recKind = 42;
                if (ch >= '0' && ch <= '9') {AddCh(); goto case 10;}
                else if (ch >= 'A' && ch <= 'Z' || ch == '_' || ch >= 'a' && ch <= 'z') {AddCh(); goto case 15;}
                else if (ch == '=') {AddCh(); goto case 11;}
                else {t.kind = 42; break;}
            case 16:
                {t.kind = 17; break;}
            case 17:
                {t.kind = 20; break;}
            case 18:
                {t.kind = 21; break;}
            case 19:
                {t.kind = 22; break;}
            case 20:
                {t.kind = 25; break;}
            case 21:
                {t.kind = 26; break;}
            case 22:
                {t.kind = 27; break;}
            case 23:
                {t.kind = 28; break;}
            case 24:
                {t.kind = 31; break;}
            case 25:
                {t.kind = 32; break;}
            case 26:
                {t.kind = 33; break;}
            case 27:
                {t.kind = 34; break;}
            case 28:
                {t.kind = 35; break;}
            case 29:
                {t.kind = 39; break;}
            case 30:
                {t.kind = 40; break;}
            case 31:
                recEnd = pos; recKind = 18;
                if (ch == '.') {AddCh(); goto case 19;}
                else if (ch == '>') {AddCh(); goto case 22;}
                else if (ch == ')') {AddCh(); goto case 30;}
                else {t.kind = 18; break;}
            case 32:
                recEnd = pos; recKind = 24;
                if (ch == '.') {AddCh(); goto case 21;}
                else {t.kind = 24; break;}
            case 33:
                recEnd = pos; recKind = 30;
                if (ch == '.') {AddCh(); goto case 29;}
                else {t.kind = 30; break;}

            }
            t.val = new String(tval, 0, tlen);
            return t;
        }