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Make split_tags a bit more generic so I can reuse it

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I need it in an upcoming commit where I want to split on ':'
This commit is contained in:
King_DuckZ 2016-06-06 19:52:42 +02:00
parent d5cf8e21b2
commit a1490c3096
2 changed files with 6 additions and 1 deletions
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1
include/dindexer-common/split_tags.hpp
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@ -24,6 +24,7 @@
#include "helpers/compatibility.h"
namespace dinlib {
std::vector<boost::string_ref> split_and_trim ( const std::string& parList, char parSeparator ) a_pure;
std::vector<boost::string_ref> split_tags ( const std::string& parCommaSeparatedList ) a_pure;
} //namespace dinlib

6
src/common/split_tags.cpp
View file

@ -26,6 +26,10 @@
namespace dinlib {
std::vector<boost::string_ref> split_tags (const std::string& parCommaSeparatedList) {
return split_and_trim(parCommaSeparatedList, ',');
}
std::vector<boost::string_ref> split_and_trim (const std::string& parList, char parSeparator) {
using OutRange = boost::iterator_range<std::string::const_iterator>;
using boost::token_finder;
using boost::adaptors::transformed;
@ -42,7 +46,7 @@ namespace dinlib {
//http://www.boost.org/doc/libs/1_60_0/doc/html/boost/algorithm/token_finder.html
//https://stackoverflow.com/questions/20781090/difference-between-boostsplit-vs-boostiter-split
return boost::copy_range<std::vector<string_ref>>(
iter_split(out_range, parCommaSeparatedList, token_finder([](char c){return ','==c;})) |
iter_split(out_range, parList, token_finder([parSeparator](char c){return parSeparator==c;})) |
transformed([](const OutRange& r){return trim_copy(r);}) |
transformed([](const OutRange& r){return string_ref(&*r.begin(), r.size());}) |
filtered([](const string_ref& r){return not r.empty();})