1 files changed, 14 insertions, 0 deletions
diff --git a/src/mbgl/style/expression/util.hpp b/src/mbgl/style/expression/util.hpp
new file mode 100644
index 0000000000..b6fc408ed9
--- /dev/null
+++ b/src/mbgl/style/expression/util.hpp
@@ -0,0 +1,14 @@
+#pragma once
+
+#include <mbgl/style/expression/expression.hpp>
+#include <mbgl/util/color.hpp>
+
+namespace mbgl {
+namespace style {
+namespace expression {
+
+Result<Color> rgba(double r, double g, double b, double a);
+
+} // namespace expression
+} // namespace style
+} // namespace mbgl