options.prettyPrint can now be a function

If options.prettyPrint is a function, meta will be run through it before appending to output.
winstonjs · Jul 2, 2013 · 2f5f296 · 2f5f296
1 parent 2c93353
commit 2f5f296
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/lib/winston/common.js b/lib/winston/common.js
@@ -188,11 +188,13 @@ exports.log = function (options) {
       output += ' ' + meta;
     }
     else if (Object.keys(meta).length > 0) {
-      output += ' ' + (
-        options.prettyPrint
-          ? ('\n' + util.inspect(meta, false, null, options.colorize))
-          : exports.serialize(meta)
-      );
+      if (typeof options.prettyPrint === 'function') {
+        output += ' ' + options.prettyPrint(meta);
+      } else if (options.prettyPrint) {
+        output += ' ' + '\n' + util.inspect(meta, false, null, options.colorize);
+      } else {
+        output += ' ' + exports.serialize(meta);
+      }
     }
   }