refactor(dev-middleware): allow inspector proxy implementation modifications

Author: byCedric

packages/dev-middleware/package.json

@@ -14,6 +14,10 @@
     "directory": "packages/dev-middleware"
   },
   "license": "MIT",
+  "exports": {
+    ".": "./src/index.js",
+    "./package.json": "./package.json"
+  },
   "files": [
     "dist"
   ],

packages/dev-middleware/src/createDevMiddleware.js

@@ -59,6 +59,13 @@ type Options = $ReadOnly<{
    * This is an unstable API with no semver guarantees.
    */
   unstable_experiments?: ExperimentsConfig,
+
+  /**
+   * An interface for using a modified inspector proxy implementation.
+   *
+   * This is an unstable API with no semver guarantees.
+   */
+  unstable_InspectorProxy?: Class<InspectorProxy>,
 }>;
 
 type DevMiddlewareAPI = $ReadOnly<{
@@ -73,10 +80,11 @@ export default function createDevMiddleware({
   unstable_browserLauncher = DefaultBrowserLauncher,
   unstable_eventReporter,
   unstable_experiments: experimentConfig = {},
+  unstable_InspectorProxy = InspectorProxy,
 }: Options): DevMiddlewareAPI {
   const experiments = getExperiments(experimentConfig);
 
-  const inspectorProxy = new InspectorProxy(
+  const inspectorProxy = new unstable_InspectorProxy(
     projectRoot,
     serverBaseUrl,
     unstable_eventReporter,

packages/dev-middleware/src/index.flow.js

@@ -13,3 +13,6 @@ export {default as createDevMiddleware} from './createDevMiddleware';
 
 export type {BrowserLauncher, LaunchedBrowser} from './types/BrowserLauncher';
 export type {EventReporter, ReportableEvent} from './types/EventReporter';
+
+export {InspectorProxy as unstable_InspectorProxy} from './inspector-proxy/InspectorProxy';
+export {Device as unstable_Device} from './inspector-proxy/Device';