fix: fix schema is undefined when mark schema

Author: rookie-luochao

.changeset/young-fireants-hear.md

@@ -0,0 +1,5 @@
+---
+'openapi-ts-request': patch
+---
+
+fix: fix schema is undefined when mark schema

src/generator/serviceGenarator.ts

@@ -367,7 +367,7 @@ export default class ServiceGenerator {
       // 判断哪些 schema 需要添加进 type, schemas 渲染数组
       if (
         isEmpty(this.config.allowedTags) ||
-        (schema as ICustomSchemaObject).isAllowed
+        (schema as ICustomSchemaObject)?.isAllowed
       ) {
         const isEnum = result.isEnum as boolean;
         const typeName = resolveTypeName(schemaKey);

src/generator/util.ts

@@ -412,7 +412,7 @@ export function markAllowSchema(
       refPaths[refPaths.length - 1]
     ] as ICustomSchemaObject;
 
-    if (!schema?.isAllowed) {
+    if (schema && !schema.isAllowed) {
       schema.isAllowed = true;
       markAllowSchema(JSON.stringify(schema), schemas);
     }