lib/chunky_png/datastream.rb in chunky_png-1.3.9 vs lib/chunky_png/datastream.rb in chunky_png-1.3.10

@@ -141,10 +141,10 @@
     # Returns all the textual metadata key/value pairs as hash.
     # @return [Hash] A hash containing metadata fields and their values.
     def metadata
       metadata = {}
       other_chunks.select do |chunk|
-        metadata[chunk.keyword] = chunk.value if chunk.respond_to?(:keyword)
+        metadata[chunk.keyword] = chunk.value if chunk.respond_to?(:keyword) && chunk.respond_to?(:value)
       end
       metadata
     end
 
     # Returns the uncompressed image data, combined from all the IDAT chunks