feat[react-devtools]: add settings to global hook object

packages/react-devtools-shared/src/backend/agent.js

@@ -37,11 +37,9 @@ import type {
   RendererID,
   RendererInterface,
   ConsolePatchSettings,
+  DevToolsHookSettings,
 } from './types';
-import type {
-  ComponentFilter,
-  BrowserTheme,
-} from 'react-devtools-shared/src/frontend/types';
+import type {ComponentFilter} from 'react-devtools-shared/src/frontend/types';
 import {isSynchronousXHRSupported, isReactNativeEnvironment} from './utils';
 
 const debug = (methodName: string, ...args: Array<string>) => {
@@ -153,6 +151,7 @@ export default class Agent extends EventEmitter<{
   drawTraceUpdates: [Array<HostInstance>],
   disableTraceUpdates: [],
   getIfHasUnsupportedRendererVersion: [],
+  updateHookSettings: [DevToolsHookSettings],
 }> {
   _bridge: BackendBridge;
   _isProfiling: boolean = false;
@@ -805,30 +804,22 @@ export default class Agent extends EventEmitter<{
     }
   };
 
-  updateConsolePatchSettings: ({
-    appendComponentStack: boolean,
-    breakOnConsoleErrors: boolean,
-    browserTheme: BrowserTheme,
-    hideConsoleLogsInStrictMode: boolean,
-    showInlineWarningsAndErrors: boolean,
-  }) => void = ({
-    appendComponentStack,
-    breakOnConsoleErrors,
-    showInlineWarningsAndErrors,
-    hideConsoleLogsInStrictMode,
-    browserTheme,
-  }: ConsolePatchSettings) => {
+  updateConsolePatchSettings: (
+    settings: $ReadOnly<ConsolePatchSettings>,
+  ) => void = settings => {
+    // Propagate the settings, so Backend can subscribe to it and modify hook
+    this.emit('updateHookSettings', {
+      appendComponentStack: settings.appendComponentStack,
+      breakOnConsoleErrors: settings.breakOnConsoleErrors,
+      showInlineWarningsAndErrors: settings.showInlineWarningsAndErrors,
+      hideConsoleLogsInStrictMode: settings.hideConsoleLogsInStrictMode,
+    });
+
     // If the frontend preferences have changed,
     // or in the case of React Native- if the backend is just finding out the preferences-
     // then reinstall the console overrides.
     // It's safe to call `patchConsole` multiple times.
-    patchConsole({
-      appendComponentStack,
-      breakOnConsoleErrors,
-      showInlineWarningsAndErrors,
-      hideConsoleLogsInStrictMode,
-      browserTheme,
-    });
+    patchConsole(settings);
   };
 
   updateComponentFilters: (componentFilters: Array<ComponentFilter>) => void =

packages/react-devtools-shared/src/backend/console.js

@@ -135,7 +135,7 @@ export function patch({
   showInlineWarningsAndErrors,
   hideConsoleLogsInStrictMode,
   browserTheme,
-}: ConsolePatchSettings): void {
+}: $ReadOnly<ConsolePatchSettings>): void {
   // Settings may change after we've patched the console.
   // Using a shared ref allows the patch function to read the latest values.
   consoleSettingsRef.appendComponentStack = appendComponentStack;

packages/react-devtools-shared/src/backend/index.js

@@ -83,6 +83,10 @@ export function initBackend(
     agent.removeListener('shutdown', onAgentShutdown);
   });
 
+  agent.addListener('updateHookSettings', settings => {
+    hook.settings = settings;
+  });
+
   return () => {
     subs.forEach(fn => fn());
   };

packages/react-devtools-shared/src/backend/types.js

@@ -527,6 +527,7 @@ export type DevToolsHook = {
   // Testing
   dangerous_setTargetConsoleForTesting?: (fakeConsole: Object) => void,
 
+  settings?: DevToolsHookSettings,
   ...
 };
 
@@ -537,3 +538,10 @@ export type ConsolePatchSettings = {
   hideConsoleLogsInStrictMode: boolean,
   browserTheme: BrowserTheme,
 };
+
+export type DevToolsHookSettings = {
+  appendComponentStack: boolean,
+  breakOnConsoleErrors: boolean,
+  showInlineWarningsAndErrors: boolean,
+  hideConsoleLogsInStrictMode: boolean,
+};

packages/react-devtools-shared/src/hook.js

@@ -15,6 +15,7 @@ import type {
   RendererID,
   RendererInterface,
   DevToolsBackend,
+  DevToolsHookSettings,
 } from './backend/types';
 
 import {
@@ -25,7 +26,12 @@ import attachRenderer from './attachRenderer';
 
 declare var window: any;
 
-export function installHook(target: any): DevToolsHook | null {
+export function installHook(
+  target: any,
+  maybeSettingsOrSettingsPromise?:
+    | DevToolsHookSettings
+    | Promise<DevToolsHookSettings>,
+): DevToolsHook | null {
   if (target.hasOwnProperty('__REACT_DEVTOOLS_GLOBAL_HOOK__')) {
     return null;
   }
@@ -566,6 +572,26 @@ export function installHook(target: any): DevToolsHook | null {
     registerInternalModuleStop,
   };
 
+  if (maybeSettingsOrSettingsPromise == null) {
+    // Set default settings
+    hook.settings = {
+      appendComponentStack: true,
+      breakOnConsoleErrors: false,
+      showInlineWarningsAndErrors: true,
+      hideConsoleLogsInStrictMode: false,
+    };
+  } else {
+    Promise.resolve(maybeSettingsOrSettingsPromise)
+      .then(settings => {
+        hook.settings = settings;
+      })
+      .catch(() => {
+        targetConsole.error(
+          "React DevTools failed to get Console Patching settings. Console won't be patched and some console features will not work.",
+        );
+      });
+  }
+
   if (__TEST__) {
     hook.dangerous_setTargetConsoleForTesting =
       dangerous_setTargetConsoleForTesting;