fold cascade functionality into collapse_vars (#2586)

2017-12-14 01:20:36 +08:00
parent 7f418978c9
commit ef618332ea
23 changed files with 269 additions and 207 deletions
--- a/test/compress/issue-368.js
+++ b/test/compress/issue-368.js
@@ -1,6 +1,6 @@
 collapse: {
    options = {
-        cascade: true,
+        collapse_vars: true,
        sequences: true,
        side_effects: true,
        unused: true,
@@ -41,7 +41,7 @@ collapse: {
            return void 0 !== ('function' === typeof b ? b() : b) && c();
        }
        function f2(b) {
-            return b = c(), 'stirng' == typeof ('function' === typeof b ? b() : b) && d();
+            return 'stirng' == typeof ('function' === typeof (b = c()) ? b() : b) && d();
        }
        function f3(c) {
            var a;