initial commit

libraries/FastLED/src/fl/insert_result.h

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+#pragma once
+
+namespace fl {
+
+// Because of the fixed size nature of a lot of FastLED's containers we
+// need to provide additional feedback to the caller about the nature of
+// why an insert did or did not happen. Specifically, we want to differentiate
+// between failing to insert because the item already existed and when the
+// container was full.
+enum InsertResult {
+    kInserted = 0,
+    kExists = 1,
+    kMaxSize = 2,
+};
+
+} // namespace fl