string Tokenizer::nextToken() {
string result = "";
size_t len = source.length();
// skip leading whitespace
while (pos < len && isSeperator(source[pos])) {
pos++;
}
// gather a token
while (pos < len && !isSeperator(source[pos])) {
result += source[pos++];
}
return result;
}
/*
test if a given string and a pattern matches use adblock plus rule
give a string s and a pattern p ,
if they match,return 1, then return 0
*/
static bool adbMatch(const char * s, const char * p,bool caseSensitivie) {
for (;;) {
switch(*p++) {
case '*' : // match 0-n of any characters
if (!*p) return true; // do trailing * quickly
while (!adbMatch(s, p,caseSensitivie))
{
#if 0
if (!*s++) return 0;
#else
if(!*s) return false;
s+=patternStep(s,p);
#endif
}
return true;
case '^':
if(isSeperator(*s))
{
s++;
break;
}
else
return false;//expect a sepetor,
case '\0': // end of pattern
return !*s;
case '?':
s++;
break;
default :
if (getCaseChar(*s++,caseSensitivie) !=
getCaseChar(*(p-1),caseSensitivie)) return false;
break;
}
}
}
