1 files changed, 7 insertions, 0 deletions
diff --git a/jsonpatch.py b/jsonpatch.py
index d7c1988..dc54efc 100644
--- a/jsonpatch.py
+++ b/jsonpatch.py
@@ -225,6 +225,13 @@ class JsonPatch(object):
             'copy': CopyOperation,
         }
 
+        # Verify that the structure of the patch document
+        # is correct by retrieving each patch element.
+        # Much of the validation is done in the initializer
+        # though some is delayed until the patch is applied.
+        for op in self.patch:
+            self._get_operation(op)
+
     def __str__(self):
         """str(self) -> self.to_string()"""
         return self.to_string()