vars: Make nil values act as empty string instead of "<nil>" (#6174)

caddyserver · Mar 21, 2024 · d132584 · d132584
1 parent 32f7dd4
commit d132584
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/modules/caddyhttp/vars.go b/modules/caddyhttp/vars.go
@@ -190,6 +190,8 @@ func (m VarsMatcher) Match(r *http.Request) bool {
 				varStr = vv.String()
 			case error:
 				varStr = vv.Error()
+			case nil:
+				varStr = ""
 			default:
 				varStr = fmt.Sprintf("%v", vv)
 			}
@@ -281,6 +283,8 @@ func (m MatchVarsRE) Match(r *http.Request) bool {
 			varStr = vv.String()
 		case error:
 			varStr = vv.Error()
+		case nil:
+			varStr = ""
 		default:
 			varStr = fmt.Sprintf("%v", vv)
 		}