Expose HTTPResolverOptions in GenerationOptions

Author: Kasim Ahmic

packages/rtk-query-codegen-openapi/src/generate.ts

@@ -92,9 +92,10 @@ export async function generateApi(
     flattenArg = false,
     useEnumType = false,
     mergeReadWriteOnly = false,
+    httpResolverOptions,
   }: GenerationOptions
 ) {
-  const v3Doc = await getV3Doc(spec);
+  const v3Doc = await getV3Doc(spec, httpResolverOptions);
 
   const apiGen = new ApiGenerator(v3Doc, {
     unionUndefined,

packages/rtk-query-codegen-openapi/src/types.ts

@@ -1,3 +1,4 @@
+import type SwaggerParser from '@apidevtools/swagger-parser';
 import type { OpenAPIV3 } from 'openapi-types';
 
 export type OperationDefinition = {
@@ -77,6 +78,10 @@ export interface CommonOptions {
    * `true` will not generate separate types for read-only and write-only properties.
    */
   mergeReadWriteOnly?: boolean;
+  /**
+   * HTTPResolverOptions object that is passed to the SwaggerParser bundle function.
+   */
+  httpResolverOptions?: SwaggerParser.HTTPResolverOptions;
 }
 
 export type TextMatcher = string | RegExp | (string | RegExp)[];

packages/rtk-query-codegen-openapi/src/utils/getV3Doc.ts

@@ -3,9 +3,18 @@ import type { OpenAPIV3 } from 'openapi-types';
 // @ts-ignore
 import converter from 'swagger2openapi';
 
-export async function getV3Doc(spec: string): Promise<OpenAPIV3.Document> {
-  const doc = await SwaggerParser.bundle(spec);
+export async function getV3Doc(
+  spec: string,
+  httpResolverOptions?: SwaggerParser.HTTPResolverOptions
+): Promise<OpenAPIV3.Document> {
+  const doc = await SwaggerParser.bundle(spec, {
+    resolve: {
+      http: httpResolverOptions,
+    },
+  });
+
   const isOpenApiV3 = 'openapi' in doc && doc.openapi.startsWith('3');
+
   if (isOpenApiV3) {
     return doc as OpenAPIV3.Document;
   } else {