fix corner case in pure_getters (#4804)

fixes #4803
2021-03-19 08:16:53 +00:00
parent 3016a78d85
commit b89cc84c3a
2 changed files with 32 additions and 11 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -3601,14 +3601,7 @@ merge(Compressor.prototype, {
            return true;
        });
        def(AST_Binary, function(compressor) {
-            switch (this.operator) {
-              case "&&":
-                return this.left._dot_throw(compressor) || this.right._dot_throw(compressor);
-              case "||":
-                return this.right._dot_throw(compressor);
-              default:
-                return false;
-            }
+            return lazy_op[this.operator] && (this.left._dot_throw(compressor) || this.right._dot_throw(compressor));
        });
        def(AST_Class, return_false);
        def(AST_Conditional, function(compressor) {