1 files changed, 17 insertions, 2 deletions
diff --git a/source/blender/depsgraph/intern/builder/deg_builder_rna.h b/source/blender/depsgraph/intern/builder/deg_builder_rna.h
index bd806ce058a..d03903d508c 100644
--- a/source/blender/depsgraph/intern/builder/deg_builder_rna.h
+++ b/source/blender/depsgraph/intern/builder/deg_builder_rna.h
@@ -30,7 +30,8 @@ struct ID;
 struct PointerRNA;
 struct PropertyRNA;
 
-namespace DEG {
+namespace blender {
+namespace deg {
 
 struct Depsgraph;
 struct Node;
@@ -92,6 +93,20 @@ class RNANodeQuery {
 
   /* Make sure ID data exists for the given ID, and returns it. */
   RNANodeQueryIDData *ensure_id_data(const ID *id);
+
+  /* Check whether prop_identifier contains rna_path_component.
+   *
+   * This checks more than a sub-string:
+   *
+   * prop_identifier           contains(prop_identifier, "location")
+   * ------------------------  -------------------------------------
+   * location                  true
+   * ["test_location"]         false
+   * pose["bone"].location     true
+   * pose["bone"].location.x   true
+   */
+  static bool contains(const char *prop_identifier, const char *rna_path_component);
 };
 
-}  // namespace DEG
+}  // namespace deg
+}  // namespace blender