Hotfix - guard against non-defined entries when ordering chainedmap

neutrinojs · Oct 10, 2017 · 76be81f · 76be81f
1 parent a71fc4b
commit 76be81f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/ChainedMap.js b/src/ChainedMap.js
@@ -34,6 +34,10 @@ module.exports = class extends Chainable {
     const order = [...names];
 
     names.forEach(name => {
+      if (!entries[name]) {
+        return;
+      }
+
       const { __before, __after } = entries[name];
 
       if (__before && order.includes(__before)) {