🐨

packages/openapi/src/index.ts

@@ -1,2 +1,3 @@
+export * from './redocly-config'
 export type * from './types'
 export * from './validate-openapi-spec'

packages/openapi/src/redocly-config.ts

@@ -0,0 +1,23 @@
+import {
+  type Config as RedoclyConfig,
+  createConfig
+} from '@redocly/openapi-core'
+
+// Cache the default Redocly config to avoid re-creating it on every call
+let _defaultRedoclyConfig: RedoclyConfig | undefined
+
+export async function getDefaultRedoclyConfig(): Promise<RedoclyConfig> {
+  if (!_defaultRedoclyConfig) {
+    _defaultRedoclyConfig = await createConfig(
+      {
+        rules: {
+          // throw error on duplicate operationIds
+          'operation-operationId-unique': { severity: 'error' }
+        }
+      },
+      { extends: ['minimal'] }
+    )
+  }
+
+  return _defaultRedoclyConfig
+}

packages/openapi/src/types.ts

@@ -1,6 +1,6 @@
 export type Logger = Pick<Console, 'debug' | 'info' | 'warn' | 'error'>
 
-// OpenAPI types are taken from https://github.com/openapi-ts/openapi-typescript/blob/main/packages/openapi-typescript/src/types.ts
+// These loose OpenAPI types are taken from https://github.com/openapi-ts/openapi-typescript/blob/main/packages/openapi-typescript/src/types.ts
 
 // Note: these OpenAPI types are meant only for internal use, not external
 // consumption. Some formatting may be better in other libraries meant for

packages/openapi/src/validate-openapi-spec.ts

@@ -3,7 +3,6 @@ import {
   BaseResolver,
   bundle,
   type Config as RedoclyConfig,
-  createConfig,
   type Document,
   lintDocument,
   type NormalizedProblem,
@@ -11,6 +10,7 @@ import {
 } from '@redocly/openapi-core'
 
 import type { Logger, LooseOpenAPI3Spec } from './types'
+import { getDefaultRedoclyConfig } from './redocly-config'
 
 /**
  * Validates an OpenAPI spec and bundles it into a single, normalized schema.
@@ -32,15 +32,7 @@ export async function validateOpenAPISpec(
   } = {}
 ): Promise<LooseOpenAPI3Spec> {
   if (!redoclyConfig) {
-    redoclyConfig = await createConfig(
-      {
-        rules: {
-          // throw error on duplicate operationIds
-          'operation-operationId-unique': { severity: 'error' }
-        }
-      },
-      { extends: ['minimal'] }
-    )
+    redoclyConfig = await getDefaultRedoclyConfig()
   }
 
   const resolver = new BaseResolver(redoclyConfig.resolve)