diff options
| -rw-r--r-- | src/libutil/cxx/util.hxx | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/libutil/cxx/util.hxx b/src/libutil/cxx/util.hxx index 6faba9277..b852b38d5 100644 --- a/src/libutil/cxx/util.hxx +++ b/src/libutil/cxx/util.hxx @@ -94,6 +94,24 @@ inline auto string_foreach_line(const S &input, const F &functor) } } +template<class S, typename std::enable_if_t<std::is_constructible_v<std::string_view, S>, bool> = true> +inline auto string_split_on(const S &input, std::string_view::value_type chr) -> std::pair<std::string_view, std::string_view> +{ + auto pos = std::find(std::begin(input), std::end(input), chr); + + if (pos != input.end()) { + auto first = std::string_view{std::begin(input), pos}; + while (*pos == chr && pos != input.end()) { + ++pos; + } + auto last = std::string_view{pos, std::end(input)}; + + return {first, last}; + } + + return {std::string_view{input}, std::string_view{}}; +} + /** * Enumerate for range loop */ |