enhance unsafe_proto (#2733)

2018-01-06 06:16:51 +08:00
parent 9b1bc6c014
commit 3505a3604a
2 changed files with 22 additions and 0 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -5484,11 +5484,27 @@ merge(Compressor.prototype, {
                    elements: []
                });
                break;
+              case "Function":
+                self.expression = make_node(AST_Function, self.expression, {
+                    argnames: [],
+                    body: []
+                });
+                break;
+              case "Number":
+                self.expression = make_node(AST_Number, self.expression, {
+                    value: 0
+                });
+                break;
              case "Object":
                self.expression = make_node(AST_Object, self.expression, {
                    properties: []
                });
                break;
+              case "RegExp":
+                self.expression = make_node(AST_RegExp, self.expression, {
+                    value: /t/
+                });
+                break;
              case "String":
                self.expression = make_node(AST_String, self.expression, {
                    value: ""