From 9676056f0863bddbb67b774ea0a4035a028e4ed0 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Sat, 14 Mar 2015 04:50:23 +1100
Subject: [PATCH] add note about member expression resolution

---
 src/babel/transformation/transformers/es6/classes.js | 2 +-
 src/babel/traversal/path/index.js                    | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/babel/transformation/transformers/es6/classes.js b/src/babel/transformation/transformers/es6/classes.js
index edcb986330..46126e45dd 100644
--- a/src/babel/transformation/transformers/es6/classes.js
+++ b/src/babel/transformation/transformers/es6/classes.js
@@ -209,7 +209,7 @@ class ClassTransformer {
     }
 
     // we have no constructor, we have a super, and the super doesn't appear to be falsy
-    if (!this.hasConstructor && this.hasSuper && this.path.get("superClass").evaluateTruthy() !== false) {
+    if (!this.hasConstructor && this.hasSuper) {
       var helperName = "class-super-constructor-call";
       if (this.isLoose) helperName += "-loose";
       constructor.body.body.push(util.template(helperName, {
diff --git a/src/babel/traversal/path/index.js b/src/babel/traversal/path/index.js
index f5970b7cf4..64fed848f0 100644
--- a/src/babel/traversal/path/index.js
+++ b/src/babel/traversal/path/index.js
@@ -277,9 +277,12 @@ export default class TraversalPath {
       if (binding.path === this) {
         return this;
       } else {
-        return binding.path.resolve();;
+        return binding.path.resolve();
       }
     } else if (this.isMemberExpression()) {
+      // this is dangerous, as non-direct target assignments will mutate it's state
+      // making this resolution inaccurate
+
       var targetKey = this.toComputedKey();
       if (!t.isLiteral(targetKey)) return;
       var targetName = targetKey.value;