Function _removeUnmounted

src/logic/createFormControl.ts:726–738

()

  };

  const _removeUnmounted = () => {
    for (const name of _names.unMount) {
      const field: Field = get(_fields, name);

      field &&
        (field._f.refs
          ? field._f.refs.every((ref) => !live(ref))
          : !live(field._f.ref)) &&
        unregister(name as FieldPath<TFieldValues>);
    }

    _names.unMount = new Set();
  };

  const _getDirty: GetIsDirty = (name, data) =>
    !_options.disabled &&