Avoid the release of Zalgo (#1295)

api/index.js

@@ -717,7 +717,10 @@ function ESAPI (opts) {
   return apis
 
   function handleError (err, callback) {
-    if (callback) return callback(err, result)
+    if (callback) {
+      process.nextTick(callback, err, result)
+      return { then: noop, catch: noop, abort: noop }
+    }
     return Promise.reject(err)
   }
 
@@ -752,4 +755,6 @@ function lazyLoad (file, opts) {
   }
 }
 
+function noop () {}
+
 module.exports = ESAPI