chore: convert internal scripts to .mts

.github/workflows/build.yml

@@ -239,7 +239,7 @@ jobs:
       - name: react-native run-ios
         if: ${{ steps.affected.outputs.ios != '' }}
         run: |
-          ../scripts/testing/react-native.mjs run-ios
+          ../scripts/testing/react-native.mts run-ios
         working-directory: template-example
     timeout-minutes: 60
   android:
@@ -326,7 +326,7 @@ jobs:
       - name: react-native run-android
         if: ${{ steps.affected.outputs.android != '' }}
         run: |
-          ../scripts/testing/react-native.mjs run-android
+          ../scripts/testing/react-native.mts run-android
         working-directory: template-example
     timeout-minutes: 60
   macos:

android/app/src/main/java/com/microsoft/reacttestapp/manifest/Manifest.kt

@@ -1,4 +1,4 @@
-// This file was generated by generate-manifest.mjs.
+// This file was generated by generate-manifest.mts.
 // DO NOT MODIFY. ALL CHANGES WILL BE OVERWRITTEN.
 
 @file:Suppress("ktlint:standard:trailing-comma-on-declaration-site")

eslint.config.js

@@ -29,16 +29,16 @@ module.exports = [
   },
   {
     files: [
-      "scripts/internal/generate-manifest-docs.mjs",
-      "scripts/internal/generate-manifest.mjs",
-      "scripts/internal/generate-schema.mjs",
-      "scripts/internal/pack.mjs",
-      "scripts/internal/set-react-version.mjs",
-      "scripts/internal/test.mjs",
+      "scripts/internal/generate-manifest-docs.mts",
+      "scripts/internal/generate-manifest.mts",
+      "scripts/internal/generate-schema.mts",
+      "scripts/internal/pack.mts",
+      "scripts/internal/set-react-version.mts",
+      "scripts/internal/test.mts",
       "scripts/schema.mjs",
-      "scripts/testing/test-apple.mjs",
-      "scripts/testing/test-e2e.mjs",
-      "scripts/testing/test-matrix.mjs",
+      "scripts/testing/test-apple.mts",
+      "scripts/testing/test-e2e.mts",
+      "scripts/testing/test-matrix.mts",
       "scripts/utils/colors.mjs",
     ],
     rules: {

ios/ReactTestApp/Manifest.swift

@@ -1,4 +1,4 @@
-// This file was generated by generate-manifest.mjs.
+// This file was generated by generate-manifest.mts.
 // DO NOT MODIFY. ALL CHANGES WILL BE OVERWRITTEN.
 
 struct Component {

package.json

@@ -67,24 +67,24 @@
   },
   "scripts": {
     "format:c": "clang-format -i $(git ls-files '*.cpp' '*.h' '*.m' '*.mm')",
-    "format:js": "prettier --write --log-level error $(git ls-files '*.[cm]js' '*.[jt]s' '*.tsx' '*.yml' 'CONTRIBUTING.md' 'README.md' 'test/**/*.json' ':!:.yarn/releases')",
+    "format:js": "prettier --write --log-level error $(git ls-files '*.[cm][jt]s' '*.[jt]s' '*.tsx' '*.yml' 'CONTRIBUTING.md' 'README.md' 'test/**/*.json' ':!:.yarn/releases')",
     "format:swift": "swiftformat $(git ls-files '*.swift')",
-    "generate:code": "node scripts/internal/generate-manifest.mjs",
-    "generate:docs": "node scripts/internal/generate-manifest-docs.mjs",
-    "generate:schema": "node scripts/internal/generate-schema.mjs",
+    "generate:code": "node --experimental-transform-types --no-warnings scripts/internal/generate-manifest.mts",
+    "generate:docs": "node --experimental-transform-types --no-warnings scripts/internal/generate-manifest-docs.mts",
+    "generate:schema": "node --experimental-transform-types --no-warnings scripts/internal/generate-schema.mts",
     "lint:commit": "git log --format='%s' origin/trunk..HEAD | tail -1 | npx @rnx-kit/[email protected]",
-    "lint:js": "eslint $(git ls-files '*.[cm]js' '*.[jt]s' '*.tsx' ':!:*.config.js' ':!:.yarn/releases') && tsc && tsc --project tsconfig.cjs.json",
+    "lint:js": "eslint $(git ls-files '*.[cm][jt]s' '*.[jt]s' '*.tsx' ':!:*.config.js' ':!:.yarn/releases') && tsc && tsc --project tsconfig.cjs.json",
     "lint:kt": "ktlint --relative 'android/app/src/**/*.kt'",
     "lint:rb": "bundle exec rubocop",
     "lint:swift": "swiftlint",
-    "prepack": "node scripts/internal/pack.mjs pre",
-    "postpack": "node scripts/internal/pack.mjs post",
-    "release-notes": "node scripts/internal/release-notes.mjs",
-    "set-react-version": "node scripts/internal/set-react-version.mjs",
-    "show-affected": "node --experimental-transform-types --no-warnings scripts/build/affected.ts",
-    "test": "node scripts/internal/test.mjs",
+    "prepack": "node --experimental-transform-types --no-warnings scripts/internal/pack.mts pre",
+    "postpack": "node --experimental-transform-types --no-warnings scripts/internal/pack.mts post",
+    "release-notes": "node --experimental-transform-types --no-warnings scripts/internal/release-notes.mts",
+    "set-react-version": "node --experimental-transform-types --no-warnings scripts/internal/set-react-version.mts",
+    "show-affected": "node --experimental-transform-types --no-warnings scripts/build/affected.mts",
+    "test": "node --experimental-transform-types --no-warnings scripts/internal/test.mts",
     "test:js": "node --experimental-transform-types --no-warnings --test $(git ls-files '*.test.ts')",
-    "test:matrix": "node scripts/testing/test-matrix.mjs",
+    "test:matrix": "node --experimental-transform-types --no-warnings scripts/testing/test-matrix.mts",
     "test:rb": "bundle exec ruby -Ilib:test -e \"Dir.glob('./test/test_*.rb').each { |file| require(file) }\""
   },
   "dependencies": {

scripts/internal/generate-manifest-docs.mjs → scripts/internal/generate-manifest-docs.mts

@@ -1,6 +1,7 @@
-// @ts-check
+// eslint-disable-next-line no-restricted-imports
+import type { SchemaObject } from "ajv";
 import * as path from "node:path";
-import { readDocumentation } from "./generate-schema.mjs";
+import { assertDefinition, readDocumentation } from "./generate-schema.mts";
 import { generateSchema } from "../schema.mjs";
 
 async function generateManifestDocs() {
@@ -9,12 +10,13 @@ async function generateManifestDocs() {
 
   /**
    * Renders the specified JSON object schema.
-   * @param {import("ajv").SchemaObject} definition
-   * @param {string[]} toc
-   * @param {string[]} lines
-   * @param {string} scope
    */
-  const render = (definition, toc, lines, scope = "") => {
+  const render = (
+    definition: SchemaObject,
+    toc: string[],
+    lines: string[],
+    scope = ""
+  ) => {
     if (Array.isArray(definition.allOf)) {
       for (const { $ref } of definition.allOf) {
         render(schema.$defs[$ref.replace("#/$defs/", "")], toc, lines, scope);
@@ -37,6 +39,8 @@ async function generateManifestDocs() {
     })();
 
     for (const [key, def] of Object.entries(definition.properties)) {
+      assertDefinition(def);
+
       const { description, markdownDescription, type } = def;
       const text = markdownDescription || description;
       if (!text) {

scripts/internal/generate-manifest.mjs → scripts/internal/generate-manifest.mts

@@ -1,21 +1,33 @@
-// @ts-check
+// eslint-disable-next-line no-restricted-imports
+import type { SchemaObject } from "ajv";
 import * as fs from "node:fs/promises";
 import * as path from "node:path";
 import { URL, fileURLToPath } from "node:url";
 import { generateSchema } from "../schema.mjs";
+import { assertDefinition } from "./generate-schema.mts";
+
+type Language = {
+  options: {
+    indent: string;
+    level: number;
+    footer?: string;
+    header?: string;
+  };
+  arrayProperty: (name: string, type: string, required: boolean) => string;
+  objectProperty: (name: string, required: boolean) => string;
+  stringProperty: (name: string, required: boolean) => string;
+  structBegin: (name: string) => string;
+  structEnd: string;
+};
 
-/**
- * @import { SchemaObject } from "ajv";
- * @import { Language } from "../types.js";
- */
 const thisScript = fileURLToPath(import.meta.url);
 
 /**
  * Returns the struct name of the definition key or reference.
  * @param {string} ref
  * @returns {string}
  */
-function typename(ref) {
+function typename(ref: string): string {
   const i = ref.lastIndexOf("/") + 1;
   return ref[i].toUpperCase() + ref.substring(i + 1);
 }
@@ -25,11 +37,10 @@ function typename(ref) {
  * @param {string} output
  * @returns {Language}
  */
-function getLanguage(output) {
+function getLanguage(output: string): Language {
   switch (path.extname(output)) {
     case ".h": {
-      /** @type {(type: string, required: boolean) => string} */
-      const nullable = (type, required) =>
+      const nullable = (type: string, required: boolean) =>
         required ? type : `std::optional<${type}>`;
       return {
         options: {
@@ -80,8 +91,7 @@ function getLanguage(output) {
     }
 
     case ".kt": {
-      /** @type {(required: boolean) => "" | "?"} */
-      const nullable = (required) => (required ? "" : "?");
+      const nullable = (required: boolean) => (required ? "" : "?");
       return {
         options: {
           indent: "    ",
@@ -110,8 +120,7 @@ function getLanguage(output) {
     }
 
     case ".swift": {
-      /** @type {(required: boolean) => "" | "?"} */
-      const nullable = (required) => (required ? "" : "?");
+      const nullable = (required: boolean) => (required ? "" : "?");
       return {
         options: {
           indent: "    ",
@@ -152,12 +161,12 @@ function getLanguage(output) {
 
 /**
  * Generates a data model from the specified schema definition.
- * @param {string} name
- * @param {SchemaObject} definition
- * @param {Language} lang
- * @returns {string[]}
  */
-function generateType(name, definition, lang) {
+function generateType(
+  name: string,
+  definition: SchemaObject,
+  lang: Language
+): string[] {
   const { indent, level } = lang.options;
   const outer = indent.repeat(level);
   const inner = indent.repeat(level + 1);
@@ -166,6 +175,8 @@ function generateType(name, definition, lang) {
 
   const { properties, required = [] } = definition;
   Object.entries(properties).forEach(([name, prop]) => {
+    assertDefinition(prop);
+
     const isRequired = required.includes(name);
     switch (prop.type) {
       case "array":
@@ -188,10 +199,8 @@ function generateType(name, definition, lang) {
 
 /**
  * Generates manifest data models and writes them to specified path.
- * @param {SchemaObject} schema
- * @param {string} output
  */
-async function generate(schema, output) {
+async function generate(schema: SchemaObject, output: string) {
   const lang = getLanguage(output);
   const lines = [
     `// This file was generated by ${path.basename(thisScript)}.`,
@@ -204,15 +213,9 @@ async function generate(schema, output) {
   }
 
   Object.entries(schema.$defs).forEach(([key, definition]) => {
+    assertDefinition(definition);
     if (!("exclude-from-codegen" in definition)) {
-      lines.push(
-        ...generateType(
-          typename(key),
-          /** @type {SchemaObject} */ (definition),
-          lang
-        ),
-        ""
-      );
+      lines.push(...generateType(typename(key), definition, lang), "");
     }
     return lines;
   });

scripts/internal/generate-schema.mjs → scripts/internal/generate-schema.mts

@@ -1,27 +1,37 @@
-// @ts-check
+// eslint-disable-next-line no-restricted-imports
+import type { SchemaObject } from "ajv";
 import * as fs from "node:fs/promises";
 import * as os from "node:os";
 import * as path from "node:path";
 import { URL, fileURLToPath } from "node:url";
 import { isMain } from "../helpers.js";
 import { generateSchema } from "../schema.mjs";
+import type { Docs } from "../types.js";
 
-/** @import { Docs } from "../types.js"; */
+type Definition = SchemaObject & {
+  type: string;
+  description: string;
+  markdownDescription?: string;
+};
 
-/** @type {(str: string) => string} */
-const stripCarriageReturn =
+const stripCarriageReturn: (str: string) => string =
   os.EOL === "\r\n" ? (str) => str.replaceAll("\r", "") : (str) => str;
 
-/**
- * @returns {Promise<Partial<Docs>>}
- */
-export async function readDocumentation() {
-  /** @type {Partial<Docs>} */
-  const docs = {};
+export function assertDefinition(props: unknown): asserts props is Definition {
+  if (
+    !props ||
+    typeof props !== "object" ||
+    !("type" in props || "allOf" in props || "oneOf" in props)
+  ) {
+    throw new Error(`Invalid definition in schema: ${JSON.stringify(props)}`);
+  }
+}
+
+export async function readDocumentation(): Promise<Partial<Docs>> {
+  const docs: Partial<Docs> = {};
   const docsDir = fileURLToPath(new URL("../../docs", import.meta.url));
 
-  /** @type {(keyof Docs)[]} */
-  const keys = [
+  const keys: (keyof Docs)[] = [
     "introduction",
     "bundleRoot",
     "components",
@@ -67,6 +77,7 @@ if (isMain(import.meta.url)) {
     .then((docs) => generateSchema(docs))
     .then((schema) => {
       for (const def of Object.values(schema.$defs)) {
+        assertDefinition(def);
         delete def["exclude-from-codegen"];
       }
       return stripCarriageReturn(JSON.stringify(schema, undefined, 2)) + "\n";

scripts/internal/pack.mjs → scripts/internal/pack.mts

@@ -1,15 +1,12 @@
-// @ts-check
 import * as fs from "node:fs";
 import * as path from "node:path";
 
 const files = ["example/.gitignore", "example/windows/.gitignore"];
 
 /**
  * Renames `.dotfile` to `_dotfile`.
- * @param {string} p
- * @returns {string}
  */
-function renameDotFile(p) {
+function renameDotFile(p: string): string {
   return path.join(path.dirname(p), "_" + path.basename(p).substring(1));
 }
 

scripts/internal/prepare-viewfinder.mjs → scripts/internal/prepare-viewfinder.mts

@@ -1,5 +1,4 @@
-#!/usr/bin/env node
-// @ts-check
+#!/usr/bin/env -S node --experimental-transform-types --no-warnings
 
 import { spawnSync } from "node:child_process";
 import * as fs from "node:fs";
@@ -40,11 +39,8 @@ function configureAppManifest() {
 
 /**
  * Runs the specified command.
- * @param {string} command
- * @param {string[]} args
- * @param {Record<string, unknown>=} options
  */
-function $(command, args, options) {
+function $(command: string, args: string[], options?: Record<string, unknown>) {
   const { error, status } = spawnSync(command, args, {
     cwd: PROJECT_ROOT,
     stdio: "inherit",