From 40b56cb051caac370fbe8707dc89b09ad15f497d Mon Sep 17 00:00:00 2001
From: Pierre Fenoll <pierrefenoll@gmail.com>
Date: Sat, 25 Nov 2023 23:58:24 +0100
Subject: [PATCH] openapi3: no longer error when drilling into a silenced yaml
 tag (#859)

Signed-off-by: Pierre Fenoll <pierrefenoll@gmail.com>
---
 openapi3/loader.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/openapi3/loader.go b/openapi3/loader.go
index e234e51b2..74ccab3f5 100644
--- a/openapi3/loader.go
+++ b/openapi3/loader.go
@@ -432,10 +432,15 @@ func drillIntoField(cursor interface{}, fieldName string) (interface{}, error) {
 		hasFields := false
 		for i := 0; i < val.NumField(); i++ {
 			hasFields = true
-			if fieldName == strings.Split(val.Type().Field(i).Tag.Get("yaml"), ",")[0] {
-				return val.Field(i).Interface(), nil
+			if yamlTag := val.Type().Field(i).Tag.Get("yaml"); yamlTag != "-" {
+				if tagName := strings.Split(yamlTag, ",")[0]; tagName != "" {
+					if fieldName == tagName {
+						return val.Field(i).Interface(), nil
+					}
+				}
 			}
 		}
+
 		// if cursor is a "ref wrapper" struct (e.g. RequestBodyRef),
 		if _, ok := val.Type().FieldByName("Value"); ok {
 			// try digging into its Value field