protected PsiFile createExpressionCodeFragment(@NotNull Project project, @NotNull XExpression expression, @Nullable PsiElement context, boolean isPhysical) {
    return createExpressionCodeFragment(project, expression.getExpression(), context, isPhysical);
  }
protected PsiFile createExpressionCodeFragment(@NotNull Project project, @NotNull XExpression expression, @Nullable PsiElement context, boolean isPhysical)