feat: add Expo Config Plugin for Dawn debug toggles

Expo managed/bare workflow ユーザーが app.json の plugins フィールドから
enableToggles / disableToggles を設定できる Config Plugin を追加。
plugin/src/app.plugin.ts → app.plugin.js にコンパイルして配布。

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: halby24

packages/webgpu/app.plugin.js

@@ -0,0 +1,44 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const config_plugins_1 = require("@expo/config-plugins");
+const withWebGPUAndroid = (config, { enableToggles = [], disableToggles = [] } = {}) => {
+    return (0, config_plugins_1.withAndroidManifest)(config, (config) => {
+        const app = config_plugins_1.AndroidConfig.Manifest.getMainApplicationOrThrow(config.modResults);
+        if (!app['meta-data'])
+            app['meta-data'] = [];
+        if (enableToggles.length > 0) {
+            app['meta-data'].push({
+                $: {
+                    'android:name': 'com.webgpu.enable_toggles',
+                    'android:value': enableToggles.join(','),
+                },
+            });
+        }
+        if (disableToggles.length > 0) {
+            app['meta-data'].push({
+                $: {
+                    'android:name': 'com.webgpu.disable_toggles',
+                    'android:value': disableToggles.join(','),
+                },
+            });
+        }
+        return config;
+    });
+};
+const withWebGPUIos = (config, { enableToggles = [], disableToggles = [] } = {}) => {
+    return (0, config_plugins_1.withInfoPlist)(config, (config) => {
+        if (enableToggles.length > 0) {
+            config.modResults['RNWebGPUEnableToggles'] = enableToggles;
+        }
+        if (disableToggles.length > 0) {
+            config.modResults['RNWebGPUDisableToggles'] = disableToggles;
+        }
+        return config;
+    });
+};
+const withWebGPU = (config, options = {}) => {
+    config = withWebGPUAndroid(config, options);
+    config = withWebGPUIos(config, options);
+    return config;
+};
+exports.default = withWebGPU;

packages/webgpu/package.json

@@ -7,9 +7,14 @@
   "types": "lib/typescript/src/index.d.ts",
   "react-native": "src/index",
   "source": "src/index",
+  "expo": {
+    "plugin": "./app.plugin"
+  },
   "files": [
     "src/**",
     "lib/**",
+    "app.plugin.js",
+    "plugin/src/**",
     "!**/__tests__/**",
     "android/build.gradle",
     "android/CMakeLists.txt",
@@ -26,6 +31,7 @@
     "test:ref": "REFERENCE=true NODE_OPTIONS='--experimental-require-module' jest -i",
     "lint": "eslint . --ext .ts,.tsx  --max-warnings 0 --cache --fix",
     "tsc": "tsc --noEmit",
+    "build:plugin": "tsc -p plugin/tsconfig.json",
     "build": "bob build",
     "build-dawn": "tsx scripts/build/dawn.ts",
     "clean-dawn": "rimraf ./libs && rimraf ../../externals/dawn/out",
@@ -56,6 +62,7 @@
     "registry": "https://registry.npmjs.org/"
   },
   "devDependencies": {
+    "@expo/config-plugins": "^9.0.0",
     "@types/jest": "^29.5.12",
     "@types/lodash": "^4.17.5",
     "@types/node": "^20.14.7",

packages/webgpu/plugin/src/app.plugin.ts

@@ -0,0 +1,67 @@
+import {
+  ConfigPlugin,
+  withAndroidManifest,
+  withInfoPlist,
+  AndroidConfig,
+} from '@expo/config-plugins';
+
+type WebGPUPluginOptions = {
+  enableToggles?: string[];
+  disableToggles?: string[];
+};
+
+const withWebGPUAndroid: ConfigPlugin<WebGPUPluginOptions> = (
+  config,
+  { enableToggles = [], disableToggles = [] } = {}
+) => {
+  return withAndroidManifest(config, (config) => {
+    const app = AndroidConfig.Manifest.getMainApplicationOrThrow(
+      config.modResults
+    );
+    if (!app['meta-data']) app['meta-data'] = [];
+
+    if (enableToggles.length > 0) {
+      app['meta-data'].push({
+        $: {
+          'android:name': 'com.webgpu.enable_toggles',
+          'android:value': enableToggles.join(','),
+        },
+      });
+    }
+    if (disableToggles.length > 0) {
+      app['meta-data'].push({
+        $: {
+          'android:name': 'com.webgpu.disable_toggles',
+          'android:value': disableToggles.join(','),
+        },
+      });
+    }
+    return config;
+  });
+};
+
+const withWebGPUIos: ConfigPlugin<WebGPUPluginOptions> = (
+  config,
+  { enableToggles = [], disableToggles = [] } = {}
+) => {
+  return withInfoPlist(config, (config) => {
+    if (enableToggles.length > 0) {
+      config.modResults['RNWebGPUEnableToggles'] = enableToggles;
+    }
+    if (disableToggles.length > 0) {
+      config.modResults['RNWebGPUDisableToggles'] = disableToggles;
+    }
+    return config;
+  });
+};
+
+const withWebGPU: ConfigPlugin<WebGPUPluginOptions> = (
+  config,
+  options = {}
+) => {
+  config = withWebGPUAndroid(config, options);
+  config = withWebGPUIos(config, options);
+  return config;
+};
+
+export default withWebGPU;

packages/webgpu/plugin/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "compilerOptions": {
+    "target": "ES2019",
+    "module": "commonjs",
+    "lib": ["ES2019"],
+    "strict": true,
+    "outDir": "../",
+    "rootDir": "./src",
+    "declaration": false,
+    "skipLibCheck": true
+  },
+  "include": ["./src"],
+  "exclude": ["../node_modules"]
+}