support default values (#4442)

2020-12-23 22:22:55 +00:00
parent 56fce2131c
commit 2390fae5c4
10 changed files with 1430 additions and 208 deletions
--- a/test/reduce.js
+++ b/test/reduce.js
@@ -211,6 +211,11 @@ module.exports = function reduce_test(testcase, minify_options, reduce_options)
                    node.alternative,
                ][ ((node.start._permute += step) * steps | 0) % 3 ];
            }
+            else if (node instanceof U.AST_DefaultValue) {
+                node.start._permute++;
+                CHANGED = true;
+                return node.name;
+            }
            else if (node instanceof U.AST_Defun) {
                switch (((node.start._permute += step) * steps | 0) % 2) {
                  case 0: