1 files changed, 26 insertions, 0 deletions
diff --git a/src/str.cc b/src/str.cc
index 44db3a6..e5b70ed 100644
--- a/src/str.cc
+++ b/src/str.cc
@@ -40,6 +40,32 @@ std::vector<std::string_view> split(std::string_view str, char separator,
   return vec;
 }
 
+void split(std::string_view str, std::vector<std::string_view>& out,
+           std::string_view separator, bool keep_empty) {
+  out.clear();
+
+  size_t offset = 0;
+  while (true) {
+    auto next = str.find(separator, offset);
+    if (next == std::string_view::npos) {
+      if (keep_empty || offset < str.size())
+        out.push_back(str.substr(offset));
+      break;
+    }
+    if (keep_empty || offset < next)
+      out.push_back(str.substr(offset, next - offset));
+    offset = next + separator.size();
+  }
+}
+
+std::vector<std::string_view> split(std::string_view str,
+                                    std::string_view separator,
+                                    bool keep_empty) {
+  std::vector<std::string_view> vec;
+  split(str, vec, separator, keep_empty);
+  return vec;
+}
+
 std::string_view trim(std::string_view str) {
   size_t s = 0;
   size_t e = str.size();