first commit

node_modules/react-native/ReactCommon/react/utils/toLower.h

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+namespace facebook::react {
+
+/**
+ * constexpr version of tolower
+ */
+constexpr char toLower(char c)
+{
+  if (c >= 'A' && c <= 'Z') {
+    return static_cast<char>(c + 32);
+  }
+  return c;
+}
+
+} // namespace facebook::react