From 0a211997049b93a2e9c6ee9e23ee7d7786cdb623 Mon Sep 17 00:00:00 2001
From: Vassil Kovatchev <vassilk@zillowgroup.com>
Date: Fri, 26 Jul 2024 10:44:05 -0400
Subject: [PATCH] Switch from typed parent descriptor to map[string]interface{}
 for parent implementation

---
 compiler.go |  2 +-
 schema.go   | 18 +++++++++---------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/compiler.go b/compiler.go
index f102d4c..4d783d4 100644
--- a/compiler.go
+++ b/compiler.go
@@ -852,7 +852,7 @@ func (c *Compiler) validateSchema(r *resource, v interface{}, vloc string) error
 	}
 
 	validate := func(meta *Schema) error {
-		return meta.validateValue(v, v, vloc, ParentDescriptor{})
+		return meta.validateValue(v, v, vloc, NewParentDescriptor(nil, nil))
 	}
 
 	meta := r.draft.meta
diff --git a/schema.go b/schema.go
index aeadf3e..edf6007 100644
--- a/schema.go
+++ b/schema.go
@@ -104,9 +104,13 @@ type Schema struct {
 	Extensions map[string]ExtSchema
 }
 
-type ParentDescriptor struct {
-	parent *ParentDescriptor
-	value  interface{}
+type ParentDescriptor map[string]interface{}
+
+func NewParentDescriptor(parent ParentDescriptor, value interface{}) ParentDescriptor {
+	return ParentDescriptor{
+		"parent": parent,
+		"value":  value,
+	}
 }
 
 func (s *Schema) String() string {
@@ -170,7 +174,7 @@ func (s *Schema) hasVocab(name string) bool {
 // returns InfiniteLoopError if it detects loop during validation.
 // returns InvalidJSONTypeError if it detects any non json value in v.
 func (s *Schema) Validate(v interface{}) (err error) {
-	return s.validateValue(v, v, "", ParentDescriptor{})
+	return s.validateValue(v, v, "", NewParentDescriptor(nil, nil))
 }
 
 func (s *Schema) validateValue(doc interface{}, v interface{}, vloc string, parent ParentDescriptor) (err error) {
@@ -235,11 +239,7 @@ func (s *Schema) validate(scope []schemaRef, vscope int, spath string, doc inter
 
 		if vpath != "" {
 			vloc += "/" + vpath
-			subParent = ParentDescriptor{
-				parent: &parent,
-				value:  thisValue,
-			}
-
+			subParent = NewParentDescriptor(parent, thisValue)
 		}
 		_, err := sch.validate(scope, 0, schPath, doc, v, vloc, subParent)
 		return err