From ca33b89e2ec26355b17e589fb254fa59438c87d8 Mon Sep 17 00:00:00 2001 From: Per Larsson Date: Fri, 17 Sep 2021 13:10:12 +0200 Subject: Added helper function for iterating string tokens. --- zencore/include/zencore/string.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'zencore/include') diff --git a/zencore/include/zencore/string.h b/zencore/include/zencore/string.h index 2b5f20f86..bb9b1c896 100644 --- a/zencore/include/zencore/string.h +++ b/zencore/include/zencore/string.h @@ -622,6 +622,45 @@ ToLower(const std::string_view& InString) ////////////////////////////////////////////////////////////////////////// +template +uint32_t +ForEachStrTok(const std::string_view& Str, char Delim, Fn&& Func) +{ + auto It = Str.begin(); + auto End = Str.end(); + uint32_t Count = 0; + + while (It != End) + { + if (*It == Delim) + { + It++; + continue; + } + + std::string_view Remaining{It, End}; + size_t Idx = Remaining.find(Delim, 0); + + if (Idx == std::string_view::npos) + { + Idx = Remaining.size(); + } + + Count++; + std::string_view Token{It, It + Idx}; + if (!Func(Token)) + { + break; + } + + It = It + Idx; + } + + return Count; +} + +////////////////////////////////////////////////////////////////////////// + void string_forcelink(); // internal } // namespace zen -- cgit v1.2.3