add new tag to set env as optional

golangid · May 14, 2024 · 31b767c · 31b767c
1 parent 911592c
commit 31b767c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/candihelper/helper.go b/candihelper/helper.go
@@ -191,7 +191,9 @@ func MustParseEnv(target interface{}) {
 
 		val, ok := os.LookupEnv(key)
 		if !ok {
-			mErrs.Append(key, fmt.Errorf("missing %s environment", key))
+			if typ.Tag.Get("optional") != "true" {
+				mErrs.Append(key, fmt.Errorf("missing %s environment", key))
+			}
 			continue
 		}