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Added split() and trim() string utilty functions.

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Patrick 2024-08-17 22:55:29 +02:00
parent 9337ad7ddb
commit def91ac1bf
1 changed files with 54 additions and 1 deletions
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55
source/mijin/util/string.hpp
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@ -5,8 +5,11 @@
#define MIJIN_UTIL_STRING_HPP_INCLUDED 1 #define MIJIN_UTIL_STRING_HPP_INCLUDED 1
#include <iterator> #include <iterator>
#include <ranges>
#include <sstream> #include <sstream>
#include <string> #include <string>
#include <string_view>
#include <vector>
#include "./iterators.hpp" #include "./iterators.hpp"
@ -49,8 +52,19 @@ template <typename TRange, typename TValue = typename TRange::value_type>
return oss.str(); return oss.str();
} }
namespace detail
{
template<typename TChar, typename TTraits>
std::vector<std::basic_string_view<TChar, TTraits>> splitImpl(std::basic_string_view<TChar, TTraits> stringView,
std::basic_string_view<TChar, TTraits> seperator)
{
return std::views::split(stringView, seperator)
| std::views::transform([](auto val) { return std::string_view(val); })
| std::ranges::to<std::vector>();
}
template<typename TChar, typename TTraitsA, typename TTraitsB> template<typename TChar, typename TTraitsA, typename TTraitsB>
[[nodiscard]] bool equalsIgnoreCase(std::basic_string_view<TChar, TTraitsA> stringA, std::basic_string_view<TChar, TTraitsB> stringB) noexcept bool equalsIgnoreCaseImpl(std::basic_string_view<TChar, TTraitsA> stringA, std::basic_string_view<TChar, TTraitsB> stringB) noexcept
{ {
if (stringA.size() != stringB.size()) if (stringA.size() != stringB.size())
{ {
@ -68,6 +82,45 @@ template<typename TChar, typename TTraitsA, typename TTraitsB>
return true; return true;
} }
template<typename TChar>
static const TChar SPACE = TChar(' ');
}
template<typename TLeft, typename TRight>
[[nodiscard]] auto split(TLeft&& left, TRight&& right)
{
return detail::splitImpl(std::basic_string_view(std::forward<TLeft>(left)), std::basic_string_view(std::forward<TRight>(right)));
}
template<typename TChar, typename TTraits>
std::basic_string_view<TChar, TTraits> trimPrefix(std::basic_string_view<TChar, TTraits> stringView,
std::basic_string_view<TChar, TTraits> charsToTrim = {&detail::SPACE<TChar>, &detail::SPACE<TChar> + 1})
{
stringView.remove_prefix(std::min(stringView.find_first_not_of(charsToTrim), stringView.size()));
return stringView;
}
template<typename TChar, typename TTraits>
std::basic_string_view<TChar, TTraits> trimSuffix(std::basic_string_view<TChar, TTraits> stringView,
std::basic_string_view<TChar, TTraits> charsToTrim = {&detail::SPACE<TChar>, &detail::SPACE<TChar> + 1})
{
stringView.remove_suffix(stringView.size() - std::min(stringView.find_last_not_of(charsToTrim) + 1, stringView.size()));
return stringView;
}
template<typename TChar, typename TTraits>
std::basic_string_view<TChar, TTraits> trim(std::basic_string_view<TChar, TTraits> stringView,
std::basic_string_view<TChar, TTraits> charsToTrim = {&detail::SPACE<TChar>, &detail::SPACE<TChar> + 1})
{
return trimPrefix(trimSuffix(stringView, charsToTrim), charsToTrim);
}
template<typename TLeft, typename TRight>
[[nodiscard]] bool equalsIgnoreCase(TLeft&& left, TRight&& right) noexcept
{
return detail::equalsIgnoreCaseImpl(std::string_view(left), std::string_view(right));
}
namespace pipe namespace pipe
{ {
struct Join struct Join