squash: inspect assigned value

Author: LiviaMedeiros

test/common/index.js

@@ -535,9 +535,9 @@ function mustNotMutate(object) {
       assert.fail(`Expected no side effects, got ${property} deleted`);
     },
     get(target, prop, receiver) {
-      const value = target[prop];
+      const value = Reflect.get(target, prop, receiver);
       if (value === null || typeof value !== 'object') {
-        return Reflect.get(target, prop, receiver);
+        return value;
       }
       return mustNotMutate(value);
     },
@@ -546,7 +546,8 @@ function mustNotMutate(object) {
                   util.inspect(target));
     },
     set(target, property, value, receiver) {
-      assert.fail(`Expected no side effects, got ${value} assigned to ${property}`);
+      assert.fail(`Expected no side effects, got ${util.inspect(value)} ` +
+                  `assigned to ${property}`);
     },
     setPrototypeOf(target, prototype) {
       assert.fail(`Expected no side effects, got set prototype to ${prototype}`);