[healthcheck] Fix build

runReactBabelPluginReactCompiler brings in fbt which is unnecessary for
OSS so I removed it.

Also makes it so healthckeck is installed as an executable

ghstack-source-id: ec6c76f8be
Pull Request resolved: https://github.com/facebook/react-forget/pull/2955

compiler/packages/healthcheck/package.json

@@ -2,13 +2,16 @@
   "name": "healthcheck",
   "version": "0.0.0",
   "description": "Health check script to test violations of the rules of react.",
-  "main": "dist/index.js",
+  "bin": "dist/index.js",
   "scripts": {
     "build": "rimraf dist && rollup --config --bundleConfigAsCjs",
     "test": "echo 'no tests'"
   },
   "dependencies": {
-    "babel-plugin-react-compiler": "*",
+    "@babel/core": "^7.24.4",
+    "@babel/parser": "^7.24.4",
+    "zod": "^3.22.4",
+    "zod-validation-error": "^3.0.3",
     "chalk": "4",
     "fast-glob": "^3.3.2",
     "ora": "5.4.1",

compiler/packages/healthcheck/rollup.config.js

@@ -15,7 +15,16 @@ import terser from "@rollup/plugin-terser";
 import prettier from "rollup-plugin-prettier";
 import banner2 from "rollup-plugin-banner2";
 
-const NO_INLINE = new Set([]);
+const NO_INLINE = new Set([
+  "@babel/core",
+  "@babel/parser",
+  "chalk",
+  "fast-glob",
+  "ora",
+  "yargs",
+  "zod",
+  "zod-validation-error",
+]);
 
 const DEV_ROLLUP_CONFIG = {
   input: "src/index.ts",
@@ -48,7 +57,9 @@ const DEV_ROLLUP_CONFIG = {
     }),
     prettier(),
     banner2(
-      () => `/**
+      () => `#!/usr/bin/env node
+
+/**
  * Copyright (c) Meta Platforms, Inc. and affiliates.
  *
  * This source code is licensed under the MIT license found in the

compiler/packages/healthcheck/src/checks/reactCompiler.ts

@@ -5,9 +5,11 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-import {
+import type * as BabelCore from "@babel/core";
+import { transformFromAstSync } from "@babel/core";
+import * as BabelParser from "@babel/parser";
+import BabelPluginReactCompiler, {
   ErrorSeverity,
-  runBabelPluginReactCompiler,
   type CompilerErrorDetailOptions,
   type PluginOptions,
 } from "babel-plugin-react-compiler/src";
@@ -63,6 +65,32 @@ function isActionableDiagnostic(detail: CompilerErrorDetailOptions) {
   }
 }
 
+function runBabelPluginReactCompiler(
+  text: string,
+  file: string,
+  language: "flow" | "typescript",
+  options: Partial<PluginOptions> | null
+): BabelCore.BabelFileResult {
+  const ast = BabelParser.parse(text, {
+    sourceFilename: file,
+    plugins: [language, "jsx"],
+    sourceType: "module",
+  });
+  const result = transformFromAstSync(ast, text, {
+    filename: file,
+    highlightCode: false,
+    retainLines: true,
+    plugins: [[BabelPluginReactCompiler, options]],
+    sourceType: "module",
+  });
+  if (result?.code == null) {
+    throw new Error(
+      `Expected BabelPluginReactForget to codegen successfully, got: ${result}`
+    );
+  }
+  return result;
+}
+
 function compile(sourceCode: string, filename: string) {
   try {
     runBabelPluginReactCompiler(
@@ -71,7 +99,9 @@ function compile(sourceCode: string, filename: string) {
       "typescript",
       COMPILER_OPTIONS
     );
-  } catch {}
+  } catch (e) {
+    console.error(e);
+  }
 }
 
 const JsFileExtensionRE = /(js|ts|jsx|tsx|mjs)$/;