Implement `NSPredicate *operator()(mbgl::style::ExpressionFilter filt…

…er)`
mapbox · Mar 7, 2018 · a50c9f8 · a50c9f8
1 parent c3eafed
commit a50c9f8
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/platform/darwin/src/NSPredicate+MGLAdditions.mm b/platform/darwin/src/NSPredicate+MGLAdditions.mm
@@ -1,6 +1,7 @@
 #import "NSPredicate+MGLAdditions.h"
 
 #import "MGLValueEvaluator.h"
+#import "MGLStyleValue_Private.h"
 
 class FilterEvaluator {
 public:
@@ -196,7 +197,8 @@
     }
 
     NSPredicate *operator()(mbgl::style::ExpressionFilter filter) {
-        return nil;
+        id jsonObject = MGLJSONObjectFromMBGLExpression(*filter.expression);
+        return [NSPredicate mgl_predicateWithJSONObject:jsonObject];
     }
 };