add sentry crash error module

Author: mitchellhenke

lib/sentry/crash_error.ex

@@ -0,0 +1,11 @@
+defmodule Sentry.CrashError do
+  defexception [:message]
+
+  def exception({:nocatch, reason}) do
+    %Sentry.CrashError{message: Exception.format_banner(:throw, reason, [])}
+  end
+
+  def exception(reason) do
+    %Sentry.CrashError{message: Exception.format_banner(:exit, reason, [])}
+  end
+end