Add comment on how handlers are called

krakenjs · Jul 9, 2014 · 6217004 · 6217004
1 parent 04afdae
commit 6217004
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/lib/resolver.js b/lib/resolver.js
@@ -175,6 +175,8 @@ exports.create = function create(parent) {
 
                 tasks = self.getStack(handler.protocol).map(function (handler) {
                     if (handler.length < 2) {
+                        // If the handler is single argument, expect its return value to be useful,
+                        // so we wrap it up in continuation-passing style
                         return function wrapper(input, done) {
                             var data, error;