compact body nodes in traversal

2015-01-02 01:59:49 +11:00
parent b1d1909c64
commit f1a178f8f9
1 changed files with 5 additions and 0 deletions
--- a/lib/6to5/traverse/index.js
+++ b/lib/6to5/traverse/index.js
@@ -107,6 +107,11 @@ function traverse(parent, opts, scope) {

      if (updated) {
        parent[key] = _.flatten(parent[key]);
+
+        if (key === "body") {
+          // we can safely compact this
+          parent[key] = _.compact(parent[key]);
+        }
      }
    } else {
      handle(parent, key);