Mangling externally imported names by using aliasing

2016-02-27 12:01:16 +00:00
parent 59e1601fb8
commit 86b5248837
5 changed files with 44 additions and 2 deletions
--- a/lib/output.js
+++ b/lib/output.js
@@ -1070,8 +1070,12 @@ function OutputStream(options) {
    });

    DEFPRINT(AST_NameImport, function(self, output) {
-        if (self.foreign_name) {
-            self.foreign_name.print(output);
+        var definition = self.name.definition();
+        var names_are_different =
+            (definition && definition.mangled_name || self.name.name) !==
+            self.foreign_name.name;
+        if (names_are_different) {
+            output.print(self.foreign_name.name);
            output.space();
            output.print("as");
            output.space();