update

node_modules/pino/test/fixtures/pretty/serializers.js

@@ -0,0 +1,17 @@
+global.process = { __proto__: process, pid: 123456 }
+Date.now = function () { return 1459875739796 }
+require('os').hostname = function () { return 'abcdefghijklmnopqr' }
+var pino = require(require.resolve('./../../../'))
+var log = pino({
+  prettyPrint: true,
+  serializers: {
+    foo (obj) {
+      if (obj.an !== 'object') {
+        throw new Error('kaboom')
+      }
+
+      return 'bar'
+    }
+  }
+})
+log.info({ foo: { an: 'object' } }, 'h')