[core] Separate header for StyleProperty

2 files changed, 21 insertions, 9 deletions

diff --git a/include/mbgl/style/layer.hpp b/include/mbgl/style/layer.hpp
index 11fd429be9..849cb436be 100644
--- a/include/mbgl/style/layer.hpp
+++ b/include/mbgl/style/layer.hpp
@@ -1,8 +1,8 @@
 #pragma once
 
 #include <mbgl/style/conversion.hpp>
+#include <mbgl/style/style_property.hpp>
 #include <mbgl/style/types.hpp>
-#include <mbgl/util/feature.hpp>
 #include <mbgl/util/immutable.hpp>
 #include <mbgl/util/optional.hpp>
 
@@ -66,14 +66,6 @@ struct LayerTypeInfo {
     const enum class TileKind : uint8_t { Geometry, Raster, RasterDEM, NotRequired } tileKind;
 };
 
-struct StyleProperty {
-    enum class Kind : uint8_t { Undefined, Constant, Expression, Transition };
-    StyleProperty(Value value_, Kind kind_) : value(std::move(value_)), kind(kind_) {}
-    StyleProperty() = default;
-    const Value value;
-    const Kind kind = Kind::Undefined;
-};
-
 /**
  * The runtime representation of a [layer](https://www.mapbox.com/mapbox-gl-style-spec/#layers) from the Mapbox Style
  * Specification.
diff --git a/include/mbgl/style/style_property.hpp b/include/mbgl/style/style_property.hpp
new file mode 100644
index 0000000000..43787c7919
--- /dev/null
+++ b/include/mbgl/style/style_property.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+#include <mbgl/util/feature.hpp>
+
+namespace mbgl {
+namespace style {
+
+/**
+ * @brief Generic representation of a style property.
+ */
+struct StyleProperty {
+    enum class Kind : uint8_t { Undefined, Constant, Expression, Transition };
+    StyleProperty(Value value_, Kind kind_) : value(std::move(value_)), kind(kind_) {}
+    StyleProperty() = default;
+    const Value value;
+    const Kind kind = Kind::Undefined;
+};
+
+} // namespace style
+} // namespace mbgl