Added 'dismiss' warning handler

- Phew. That was a hard one.

lib/warn.js

@@ -107,5 +107,24 @@ exports.handlers = {
     {
         throw warning.getError();
     },
+
+
+    /**
+     * Ignores warnings
+     *
+     * This is useful in a production environment where (a) warnings will affect
+     * the reputation of the software or (b) warnings may provide too much
+     * insight into the software. If using this option, you should always
+     * develop in a separate environment so that the system may bring warnings
+     * to your attention.
+     *
+     * @param {Warning} warning to log
+     *
+     * @return {undefined}
+     */
+    dismiss: function( warning )
+    {
+        // do nothing
+    },
 };
 

test/test-warn-handlers.js

@@ -138,3 +138,25 @@ var common  = require( './common' ),
     assert.fail( "Wrapped exception should be thrown" );
 } )();
 
+
+/**
+ * The 'dismiss' error handler is a pretty basic concept. Simply do nothing. We
+ * don't want to log, we don't want to throw anything, we just want to pretend
+ * nothing ever happened and move on our merry way. This is intended for use in
+ * production environments where providing warnings may provide too much insight
+ * into the software.
+ */
+( function testDismissWarningHandlerShouldDoNothing()
+{
+    // destroy the console to ensure nothing is logged
+    var console_ = console;
+    console = undefined;
+
+    // don't catch anything, to ensure no errors occur and that no exceptions
+    // are thrown
+    warn.handlers.dismiss( warning );
+
+    // restore console
+    console = console_;
+} )();
+