Update lib/internal/streams/writable.js

Author: ronag

lib/internal/streams/writable.js

@@ -277,8 +277,8 @@ ObjectDefineProperties(WritableState.prototype, {
     enumerable: false,
     get() { return (this.state & kBuffered) !== 0 ? this[kBufferedValue] : []; },
     set(value) {
+      this[kBufferedValue] = value;
       if (value) {
-        this[kBufferedValue] = value;
         this.state |= kBuffered;
       } else {
         this.state &= ~kBuffered;