/*
* Compiles a segment of path into a matchable segment object.
*
* @param path_segment the segment of path to compile
*
* @return a segment matcher compiled from the path segment
*/
inline segment_matcher_ptr
compile_to_matcher(const std::string & path_segment)
{
if ( path_segment.empty() )
{
return segment_matcher_ptr(new empty_matcher());
}
if ( path_segment[0] == '{' && path_segment[path_segment.length() - 1] == '}' )
{
std::string trimmed_segment(path_segment.substr(1, path_segment.length() - 2));
size_t colon_index = trimmed_segment.find(':');
if ( colon_index == std::string::npos )
{
return segment_matcher_ptr(
new variable_matcher(trimmed_segment)
);
}
return segment_matcher_ptr(
new regex_matcher(
trimmed_segment.substr(0, colon_index),
trimmed_segment.substr(colon_index + 1, std::string::npos)
));
}
return segment_matcher_ptr(new static_matcher(path_segment));
}
SegmentMatcherPtr path_segment_to_matcher(const std::string& path_segment) {
if (path_segment.empty()) {
return std::make_shared<EmptyMatcher>();
}
if (path_segment[0] == '{' &&
path_segment[path_segment.length() - 1] == '}') {
std::string trimmed_segment(path_segment.substr(1, path_segment.length() - 2));
auto colon_index = trimmed_segment.find(':');
if (colon_index == std::string::npos) {
return std::make_shared<VariableMatcher>(trimmed_segment);
}
return std::make_shared<RegexMatcher>(
trimmed_segment.substr(0, colon_index),
trimmed_segment.substr(colon_index + 1, std::string::npos));
}
return std::make_shared<StaticMatcher>(path_segment);
}
