Patch for UglifyJS2#502

502-seperate-var-statements.diff

diff --git a/lib/output.js b/lib/output.js
index 7fe61af..c6752ae 100644
--- a/lib/output.js
+++ b/lib/output.js
@@ -890,17 +890,29 @@ function OutputStream(options) {

     /* -----[ var/const ]----- */
     AST_Definitions.DEFMETHOD("_do_print", function(output, kind){
-        output.print(kind);
-        output.space();
-        this.definitions.forEach(function(def, i){
-            if (i) output.comma();
-            def.print(output);
-        });
         var p = output.parent();
         var in_for = p instanceof AST_For || p instanceof AST_ForIn;
         var avoid_semicolon = in_for && p.init === this;
-        if (!avoid_semicolon)
-            output.semicolon();
+
+        if (!avoid_semicolon) {
+            this.definitions.forEach(function(def, i){
+                if (i) {
+                    output.newline();
+                    output.indent();
+                }
+                output.print(kind);
+                output.space();
+                def.print(output);
+                output.semicolon();
+            });
+        } else {
+            output.print(kind);
+            output.space();
+            this.definitions.forEach(function(def, i){
+                if (i) output.comma();
+                def.print(output);
+            });
+        }
     });
     DEFPRINT(AST_Var, function(self, output){
         self._do_print(output, "var");