1 files changed, 8 insertions, 0 deletions
diff --git a/src/mbgl/renderer/possibly_evaluated_property_value.hpp b/src/mbgl/renderer/possibly_evaluated_property_value.hpp
index 625235011c..1198e43aae 100644
--- a/src/mbgl/renderer/possibly_evaluated_property_value.hpp
+++ b/src/mbgl/renderer/possibly_evaluated_property_value.hpp
@@ -49,6 +49,14 @@ public:
             }
         );
     }
+
+    template <class Feature>
+    T evaluate(const Feature& feature, float zoom, const FeatureState& featureState, T defaultValue) const {
+        return this->match([&](const T& constant_) { return constant_; },
+                           [&](const style::PropertyExpression<T>& expression) {
+                               return expression.evaluate(zoom, feature, featureState, defaultValue);
+                           });
+    }
 };
 
 template <class T>