From fcc319d965091a984c917a9f36bca4aa2759751e Mon Sep 17 00:00:00 2001
From: Zach Daniel <zach@zachdaniel.dev>
Date: Thu, 13 Jul 2023 09:05:04 -0400
Subject: [PATCH] improvement: add `ForbiddenField` exception

---
 lib/ash/error/forbidden/forbidden_field.ex | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 lib/ash/error/forbidden/forbidden_field.ex

diff --git a/lib/ash/error/forbidden/forbidden_field.ex b/lib/ash/error/forbidden/forbidden_field.ex
new file mode 100644
index 00000000..77d1e70d
--- /dev/null
+++ b/lib/ash/error/forbidden/forbidden_field.ex
@@ -0,0 +1,18 @@
+defmodule Ash.Error.Forbidden.ForbiddenField do
+  @moduledoc "Raised in cases where access to a specific field was prevented"
+
+  require Logger
+  use Ash.Error.Exception
+
+  def_ash_error([:resource, :field], class: :forbidden)
+
+  defimpl Ash.ErrorKind do
+    def id(_), do: Ecto.UUID.generate()
+
+    def message(error) do
+      "Forbidden: cannot access #{error.field} on #{inspect(error.resource)}"
+    end
+
+    def code(_), do: "forbidden_field"
+  end
+end