From 99f4cca565a479589fc673d2bee46185006e82a5 Mon Sep 17 00:00:00 2001
From: Timon Ringwald <timon.ringwald@m2xpert.com>
Date: Mon, 19 Oct 2020 11:40:45 +0200
Subject: [PATCH] improved errors.Is implementation

---
 error.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/error.go b/error.go
index 749d6df..6e977f0 100644
--- a/error.go
+++ b/error.go
@@ -75,6 +75,11 @@ func (e *Error) Is(target error) bool {
 		return tErr.tmpl == e.tmpl
 	}
 
+	// target is the template itself, therefore they are considered equal to another
+	if tTmpl, ok := target.(*ErrTmpl); ok {
+		return tTmpl == e.tmpl
+	}
+
 	return false
 }