fix: handle incorrect schemas gracefully (#29)

* fix: handle incorrect schemas gracefully

* chore: bump openapi-to-json-schema

package.json

@@ -34,7 +34,7 @@
     "@types/swagger-schema-official": "~2.0.18",
     "@types/urijs": "~1.19.1",
     "lodash": "^4.17.15",
-    "openapi-schema-to-json-schema": "philsturgeon/openapi-schema-to-json-schema#9692af184c6a3e3d952a88968da07491e47135fb",
+    "openapi-schema-to-json-schema": "stoplightio/openapi-schema-to-json-schema#c8b5f0c74270d505fc39635edef28e09df89601f",
     "openapi3-ts": "~1.3.0",
     "urijs": "~1.19.1"
   },

src/oas3/transformers/__tests__/content.test.ts

@@ -177,7 +177,7 @@ describe('translateMediaTypeObject', () => {
   });
 });
 
-describe('shcmea invalid', () => {
+describe('schema invalid', () => {
   test('type as array does not throw error', () => {
     const schema = ({
       type: ['string', 'object'],
@@ -194,6 +194,50 @@ describe('shcmea invalid', () => {
       ),
     ).not.toThrow();
   });
+
+  test('nullish values in arrays', () => {
+    /*
+      # Equivalent in YAML
+      type: array
+      items:
+        -
+        - object
+     */
+    const schema = {
+      type: 'array',
+      items: [null, 'object'],
+    };
+
+    expect(() =>
+      translateMediaTypeObject(
+        {
+          schema,
+        },
+        'mediaType',
+      ),
+    ).not.toThrow();
+  });
+
+  test('nullish mapping value', () => {
+    /*
+     # Equivalent in YAML
+     type: array
+     items:
+    */
+    const schema = {
+      type: 'array',
+      items: null,
+    } as any;
+
+    expect(() =>
+      translateMediaTypeObject(
+        {
+          schema,
+        },
+        'mediaType',
+      ),
+    ).not.toThrow();
+  });
 });
 
 describe('translateHeaderObject', () => {

yarn.lock

@@ -6225,9 +6225,9 @@ onetime@^2.0.0:
   dependencies:
     mimic-fn "^1.0.0"
 
-openapi-schema-to-json-schema@philsturgeon/openapi-schema-to-json-schema#9692af184c6a3e3d952a88968da07491e47135fb:
+openapi-schema-to-json-schema@stoplightio/openapi-schema-to-json-schema#c8b5f0c74270d505fc39635edef28e09df89601f:
   version "2.2.0"
-  resolved "https://codeload.github.com/philsturgeon/openapi-schema-to-json-schema/tar.gz/9692af184c6a3e3d952a88968da07491e47135fb"
+  resolved "https://codeload.github.com/stoplightio/openapi-schema-to-json-schema/tar.gz/c8b5f0c74270d505fc39635edef28e09df89601f"
   dependencies:
     deep-equal "^1.0.1"