mangle: do not mangle reserved class (#2317)

fixes #2316
2017-09-23 18:08:47 +02:00
parent a784717fe2
commit 1241600013
2 changed files with 37 additions and 1 deletions
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -546,7 +546,7 @@ AST_Toplevel.DEFMETHOD("mangle_names", function(options){
        var mangle_with_block_scope =
            (!options.ie8 && node instanceof AST_SymbolCatch) ||
            node instanceof AST_SymbolBlockDeclaration;
-        if (mangle_with_block_scope) {
+        if (mangle_with_block_scope && options.reserved.indexOf(node.name) < 0) {
            to_mangle.push(node.definition());
            return;
        }