[decorators] Don't set writable on accessors (#8513)

2018-08-23 00:54:28 +02:00
parent b04de1196a
commit c5e3b6d4bc
6 changed files with 19 additions and 4 deletions
--- a/packages/babel-helpers/src/helpers.js
+++ b/packages/babel-helpers/src/helpers.js
@@ -978,7 +978,9 @@ helpers.applyDecoratedDescriptor = helper("7.0.0-beta.0")`
        });
        desc.enumerable = !!desc.enumerable;
        desc.configurable = !!desc.configurable;
-        desc.writable = !!desc.writable;
+        if ('value' in desc || desc.initializer){
+            desc.writable = true;
+        }

        desc = decorators.slice().reverse().reduce(function(desc, decorator){
            return decorator(target, property, desc) || desc;