use directories for structure

node_modules/uglify-js/lib/mozilla-ast.js

@@ -1,7 +1,7 @@
 /***********************************************************************
 
   A JavaScript tokenizer / parser / beautifier / compressor.
-  https://github.com/mishoo/UglifyJS2
+  https://github.com/mishoo/UglifyJS
 
   -------------------------------- (C) ---------------------------------
 
@@ -111,7 +111,7 @@
             var args = {
                 start    : my_start_token(key),
                 end      : my_end_token(M.value),
-                key      : key.type == "Identifier" ? key.name : key.value,
+                key      : "" + key[key.type == "Identifier" ? "name" : "value"],
                 value    : from_moz(M.value)
             };
             if (M.kind == "init") return new AST_ObjectKeyVal(args);
@@ -212,7 +212,14 @@
                             end   : my_end_token(M),
                             name  : M.name
                         });
-        }
+        },
+        ThisExpression: function(M) {
+            return new AST_This({
+                start : my_start_token(M),
+                end   : my_end_token(M),
+                name  : "this",
+            });
+        },
     };
 
     MOZ_TO_ME.UpdateExpression =
@@ -245,7 +252,6 @@
     map("VariableDeclarator", AST_VarDef, "id>name, init>value");
     map("CatchClause", AST_Catch, "param>argname, body%body");
 
-    map("ThisExpression", AST_This);
     map("BinaryExpression", AST_Binary, "operator=operator, left>left, right>right");
     map("LogicalExpression", AST_Binary, "operator=operator, left>left, right>right");
     map("AssignmentExpression", AST_Assign, "operator=operator, left>left, right>right");
@@ -407,6 +413,10 @@
         };
     });
 
+    def_to_moz(AST_This, function To_Moz_ThisExpression() {
+        return { type: "ThisExpression" };
+    });
+
     def_to_moz(AST_RegExp, function To_Moz_RegExpLiteral(M) {
         var flags = M.value.toString().match(/[gimuy]*$/)[0];
         var value = "/" + M.value.raw_source + "/" + flags;