[core/api/plugins] added featureFlags.registerFeatureFlag

packages/core/src/api/plugin/Plugin.tsx

@@ -15,7 +15,12 @@
  */
 
 import { ComponentType } from 'react';
-import { PluginOutput, RoutePath, RouteOptions } from './types';
+import {
+  PluginOutput,
+  RoutePath,
+  RouteOptions,
+  FeatureFlagName,
+} from './types';
 import { Widget } from '../widgetView/types';
 
 export type PluginConfig = {
@@ -26,6 +31,7 @@ export type PluginConfig = {
 export type PluginHooks = {
   router: RouterHooks;
   widgets: WidgetHooks;
+  featureFlags: FeatureFlagsHooks;
 };
 
 export type RouterHooks = {
@@ -46,6 +52,10 @@ export type WidgetHooks = {
   add(widget: Widget): void;
 };
 
+export type FeatureFlagsHooks = {
+  registerFeatureFlag(name: FeatureFlagName): void;
+};
+
 export const registerSymbol = Symbol('plugin-register');
 export const outputSymbol = Symbol('plugin-output');
 
@@ -78,6 +88,11 @@ export default class Plugin {
           outputs.push({ type: 'widget', widget });
         },
       },
+      featureFlags: {
+        registerFeatureFlag(name) {
+          outputs.push({ type: 'feature-flag', name });
+        },
+      },
     });
 
     this.storedOutput = outputs;

packages/core/src/api/plugin/types.ts

@@ -43,4 +43,15 @@ export type WidgetOutput = {
   widget: Widget;
 };
 
-export type PluginOutput = RouteOutput | RedirectRouteOutput | WidgetOutput;
+export type FeatureFlagName = string;
+
+export type FeatureFlagOutput = {
+  type: 'feature-flag';
+  name: FeatureFlagName;
+};
+
+export type PluginOutput =
+  | RouteOutput
+  | RedirectRouteOutput
+  | WidgetOutput
+  | FeatureFlagOutput;