Added a config.d.ts

Signed-off-by: Karan Shah <karan.shah@simplybusiness.co.uk>

plugins/airbrake-backend/config.d.ts

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2021 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+export interface Config {
+  /** Configuration options for the Airbrake plugin */
+  airbrake?: {
+    /**
+     * The API Key to authenticate requests. More details on how to get this here: https://airbrake.io/docs/api/#authentication
+     */
+    apiKey: string;
+  };
+}

plugins/airbrake-backend/package.json

@@ -38,7 +38,8 @@
     "msw": "^0.35.0"
   },
   "files": [
-    "dist"
+    "dist",
+    "config.d.ts"
   ],
   "jest": {
     "coverageThreshold": {

plugins/airbrake-backend/src/config/ExtractAirbrakeConfig.ts

@@ -14,18 +14,7 @@
  * limitations under the License.
  */
 import { Config } from '@backstage/config';
-
-/**
- * The Airbrake config object
- *
- * @public
- */
-export type AirbrakeConfig = {
-  /**
-   * The API Key
-   */
-  apiKey: string;
-};
+import { AirbrakeConfig } from '.';
 
 /**
  * Extract the Airbrake config from a config object
@@ -34,7 +23,9 @@ export type AirbrakeConfig = {
  *
  * @param config - The config object to extract from
  */
-export function extractAirbrakeConfig(config: Config): AirbrakeConfig {
+export function extractAirbrakeConfig(
+  config: Config,
+): AirbrakeConfig['airbrake'] {
   return {
     apiKey: config.getString('airbrake.apiKey'),
   };

plugins/airbrake-backend/src/config/index.ts

@@ -15,4 +15,4 @@
  */
 
 export { extractAirbrakeConfig } from './ExtractAirbrakeConfig';
-export type { AirbrakeConfig } from './ExtractAirbrakeConfig';
+export type { Config as AirbrakeConfig } from '../../config';