lib/github/result.rb in github-ds-0.2.0 vs lib/github/result.rb in github-ds-0.2.1

@@ -13,10 +13,10 @@
     #   GitHub::Result.new { raise "oops" }
     #     # => #<GitHub::Result error: #<RuntimeError: oops>>
     #
     def initialize
       begin
-        @value = yield
+        @value = yield if block_given?
         @error = nil
       rescue => e
         @error = e
       end
     end