convert `AST_Seq` from binary tree to array (#1460)

- rename `AST_Seq` to `AST_Sequence`
- raise default sequences_limit from 200 to 800

1 files changed, 5 insertions, 4 deletions

diff --git a/lib/propmangle.js b/lib/propmangle.js
index b6222990..aaf5936f 100644
--- a/lib/propmangle.js
+++ b/lib/propmangle.js
@@ -224,8 +224,8 @@ function mangle_properties(ast, options) {
         try {
             (function walk(node){
                 node.walk(new TreeWalker(function(node){
-                    if (node instanceof AST_Seq) {
-                        walk(node.cdr);
+                    if (node instanceof AST_Sequence) {
+                        walk(node.expressions[node.expressions.length - 1]);
                         return true;
                     }
                     if (node instanceof AST_String) {
@@ -247,8 +247,9 @@ function mangle_properties(ast, options) {
 
     function mangleStrings(node) {
         return node.transform(new TreeTransformer(function(node){
-            if (node instanceof AST_Seq) {
-                node.cdr = mangleStrings(node.cdr);
+            if (node instanceof AST_Sequence) {
+                var last = node.expressions.length - 1;
+                node.expressions[last] = mangleStrings(node.expressions[last]);
             }
             else if (node instanceof AST_String) {
                 node.value = mangle(node.value);