void
cre2_error_arg (const cre2_regexp_t *re, cre2_string_t *arg)
{
const std::string &argstr = TO_CONST_RE2(re)->error_arg();
arg->data = argstr.data();
arg->length = argstr.length();
}
int
cre2_match (const cre2_regexp_t *re , const char *text,
int textlen, int startpos, int endpos, cre2_anchor_t anchor,
cre2_string_t *match, int nmatch)
{
re2::StringPiece text_re2(text, textlen);
re2::StringPiece match_re2[nmatch];
RE2::Anchor anchor_re2 = RE2::UNANCHORED;
bool retval; // 0 for no match
// 1 for successful matching
switch (anchor) {
case CRE2_ANCHOR_START:
anchor_re2 = RE2::ANCHOR_START;
break;
case CRE2_ANCHOR_BOTH:
anchor_re2 = RE2::ANCHOR_BOTH;
break;
case CRE2_UNANCHORED:
break;
}
retval = TO_CONST_RE2(re)->Match(text_re2, startpos, endpos, anchor_re2, match_re2, nmatch);
if (retval) {
for (int i=0; i<nmatch; i++) {
match[i].data = match_re2[i].data();
match[i].length = match_re2[i].length();
}
}
return (retval)? 1 : 0;
}
int
cre2_match (const cre2_regexp_t *re , const char *text,
int textlen, int startpos, int endpos, cre2_anchor_t anchor,
cre2_string_t *match, int nmatch)
{
re2::StringPiece text_re2(text, textlen);
std::vector<re2::StringPiece> match_re2(nmatch);
RE2::Anchor anchor_re2 = to_cre2_anchor(anchor);
bool retval; // 0 for no match
// 1 for successful matching
retval = TO_CONST_RE2(re)->Match(text_re2, startpos, endpos, anchor_re2, match_re2.data(), nmatch);
if (retval) {
for (int i=0; i<nmatch; i++) {
match[i].data = match_re2[i].data();
match[i].length = match_re2[i].length();
}
}
return (retval)? 1 : 0;
}
int
cre2_program_size (const cre2_regexp_t *re)
{
return TO_CONST_RE2(re)->ProgramSize();
}
int
cre2_num_capturing_groups (const cre2_regexp_t *re)
{
return TO_CONST_RE2(re)->NumberOfCapturingGroups();
}
const char *
cre2_error_string (const cre2_regexp_t *re)
{
return TO_CONST_RE2(re)->error().c_str();
}
int
cre2_error_code (const cre2_regexp_t *re)
{
return int(TO_CONST_RE2(re)->error_code());
}
const char *
cre2_pattern (const cre2_regexp_t *re)
{
return TO_CONST_RE2(re)->pattern().c_str();
}