From 617e9d3b6e975679f5f596f092152c6ea291a2fd Mon Sep 17 00:00:00 2001
From: Carmine DiMascio <cdimasci@amazon.com>
Date: Sat, 9 Jan 2021 14:41:26 -0500
Subject: [PATCH] fix: skip schemas

---
 package-lock.json                              | 2 +-
 package.json                                   | 2 +-
 src/middlewares/parsers/schema.preprocessor.ts | 6 ++----
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index face1063..4d6c2d00 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "express-openapi-validator",
-  "version": "4.11.0-beta.1",
+  "version": "4.11.0-beta.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 1cf285d4..102b3ab0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "express-openapi-validator",
-  "version": "4.11.0-beta.1",
+  "version": "4.11.0-beta.2",
   "description": "Automatically validate API requests and responses with OpenAPI 3 and Express.",
   "main": "dist/index.js",
   "scripts": {
diff --git a/src/middlewares/parsers/schema.preprocessor.ts b/src/middlewares/parsers/schema.preprocessor.ts
index 6bd379bc..443e83d0 100644
--- a/src/middlewares/parsers/schema.preprocessor.ts
+++ b/src/middlewares/parsers/schema.preprocessor.ts
@@ -34,12 +34,10 @@ class Node<T, P> {
   public readonly path: string[];
   public readonly parent: P;
   public readonly schema: T;
-  public readonly seen: boolean;
   constructor(parent: P, schema: T, path: string[]) {
     this.path = path;
     this.parent = parent;
     this.schema = schema;
-    this.seen = false;
   }
 }
 type SchemaObjectNode = Node<SchemaObject, SchemaObject>;
@@ -172,13 +170,13 @@ export class SchemaPreprocessor {
   private traverseSchemas(nodes: TopLevelSchemaNodes, visit) {
     const recurse = (parent, node, opts: TraversalStates) => {
       const schema = this.resolveSchema<SchemaObject>(node.schema);
-      if (node.seen || !schema) {
+      if (node.schema._seen || !schema) {
         // if we can't dereference a path within the schema, skip preprocessing
         // TODO handle refs like below during preprocessing
         // #/paths/~1subscription/get/requestBody/content/application~1json/schema/properties/subscription
         return;
       }
-      node.seen = true;
+      node.schema._seen = true;
       // Save the original schema so we can check if it was a $ref
       (<any>opts).req.originalSchema = node.schema;
       (<any>opts).res.originalSchema = node.schema;