Add check for Object.isFrozen() in isPojo()

This adds support for seamless-immutable.js which freezes property fields. Without this change StateFunctions.js will attempt to delete frozen keys and throws an error. Simple check for with Object.isFrozen() enables alt.bootstrap({}) to work with seamless-immutable.
goatslacker · Oct 13, 2015 · a8c7c87 · a8c7c87
1 parent 57c0776
commit a8c7c87
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/utils/functions.js b/src/utils/functions.js
@@ -8,6 +8,8 @@ export function isPojo(target) {
     &&
     typeof target === 'object'
     &&
+    !Object.isFrozen(target)
+    &&
     Object.prototype.toString.call(target) === '[object Object]'
     &&
     isFunction(Ctor)