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| author | Hendiadyoin1 <leon.a@serenityos.org> | 2022-06-18 18:35:36 +0200 |
|---|---|---|
| committer | Andreas Kling <kling@serenityos.org> | 2022-07-15 12:42:43 +0200 |
| commit | 154871834b60a6979bf945610e2032d8b606479e (patch) | |
| tree | 283fd0725ff4ee07e7bf5f50ffa8afd78870869a | |
| parent | 96276c87cf9704afb518f405e56bf6fb1090332d (diff) | |
| download | serenity-154871834b60a6979bf945610e2032d8b606479e.zip | |
AK: Add a helper to get the last split-group
| -rw-r--r-- | AK/String.h | 2 | ||||
| -rw-r--r-- | AK/StringView.h | 8 |
2 files changed, 10 insertions, 0 deletions
diff --git a/AK/String.h b/AK/String.h index e245e5ffd4..29682bc5ef 100644 --- a/AK/String.h +++ b/AK/String.h @@ -159,6 +159,8 @@ public: using SearchDirection = StringUtils::SearchDirection; [[nodiscard]] Optional<size_t> find_any_of(StringView needles, SearchDirection direction) const { return StringUtils::find_any_of(*this, needles, direction); } + [[nodiscard]] StringView find_last_split_view(char separator) const { return view().find_last_split_view(separator); } + [[nodiscard]] String substring(size_t start, size_t length) const; [[nodiscard]] String substring(size_t start) const; [[nodiscard]] StringView substring_view(size_t start, size_t length) const; diff --git a/AK/StringView.h b/AK/StringView.h index 457fefbf63..17f0623f8c 100644 --- a/AK/StringView.h +++ b/AK/StringView.h @@ -127,6 +127,14 @@ public: [[nodiscard]] Vector<StringView> split_view_if(Function<bool(char)> const& predicate, bool keep_empty = false) const; + [[nodiscard]] StringView find_last_split_view(char separator) const + { + auto begin = find_last(separator); + if (!begin.has_value()) + return *this; + return substring_view(begin.release_value() + 1); + } + template<VoidFunction<StringView> Callback> void for_each_split_view(char separator, bool keep_empty, Callback callback) const { |