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util/StringSplit: add constexpr

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This commit is contained in:
Max Kellermann 2022-07-05 14:34:29 +02:00 committed by Max Kellermann
parent 7600ad7cac
commit 2e5d46c399
1 changed files with 3 additions and 6 deletions
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9
src/util/StringSplit.hxx
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@ -51,8 +51,7 @@ Partition(const std::basic_string_view<T> haystack,
}
template<typename T>
[[gnu::pure]]
std::pair<std::basic_string_view<T>, std::basic_string_view<T>>
constexpr std::pair<std::basic_string_view<T>, std::basic_string_view<T>>
PartitionWithout(const std::basic_string_view<T> haystack,
const typename std::basic_string_view<T>::size_type separator) noexcept
{
@ -68,8 +67,7 @@ PartitionWithout(const std::basic_string_view<T> haystack,
* string and the second value is nullptr.
*/
template<typename T>
[[gnu::pure]]
std::pair<std::basic_string_view<T>, std::basic_string_view<T>>
constexpr std::pair<std::basic_string_view<T>, std::basic_string_view<T>>
Split(const std::basic_string_view<T> haystack, const T ch) noexcept
{
const auto i = haystack.find(ch);
@ -85,8 +83,7 @@ Split(const std::basic_string_view<T> haystack, const T ch) noexcept
* value is the whole string and the second value is nullptr.
*/
template<typename T>
[[gnu::pure]]
std::pair<std::basic_string_view<T>, std::basic_string_view<T>>
constexpr std::pair<std::basic_string_view<T>, std::basic_string_view<T>>
SplitLast(const std::basic_string_view<T> haystack, const T ch) noexcept
{
const auto i = haystack.rfind(ch);