timriley · October 11, 2009 11:57 · Oct 6, 2009
diff --git a/gistfile1.rb b/gistfile1.rb
@@ -0,0 +1,19 @@
+require 'pp'
+
+class Object
+  def tap
+    yield self
+    self
+  end
+  def tapp
+    pp self
+    self
+  end
+end
+
+a = [nil, :apple, [:others]].flatten.tapp.compact.tapp
+#> [nil, :apple, :others]
+#> [:apple, :others]
+
+a.tapp
+#> [:apple, :others]