fix: conditional preact build

.github/workflows/ci.yml

@@ -2,7 +2,7 @@ name: Code Quality Check & Publish
 
 on:
   push:
-    branches: [main, alpha, beta]
+    branches: [main, beta, alpha, experimental]
   pull_request:
     types: [opened, synchronize]
 
@@ -49,7 +49,12 @@ jobs:
   publish:
     name: Publish to NPM
     needs: [lint, type-check, test]
-    if: github.repository == 'afiiif/floppy-disk' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/alpha' || github.ref == 'refs/heads/beta')
+    if: |
+      github.repository == 'afiiif/floppy-disk'
+        && (github.ref == 'refs/heads/main'
+          || github.ref == 'refs/heads/beta'
+          || github.ref == 'refs/heads/alpha'
+          || github.ref == 'refs/heads/experimental')
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
@@ -63,7 +68,12 @@ jobs:
           npm pkg delete 'engines'
           npm pkg delete 'devDependencies'
       - name: Build package
-        run: yarn build
+        run: |
+          if [ "${{ github.ref }}" = "refs/heads/experimental" ]; then
+            PREACT=true yarn build
+          else
+            yarn build
+          fi
       - name: Release package
         run: yarn semantic-release
         env:

package.json

@@ -92,12 +92,16 @@
   "release": {
     "branches": [
       "main",
+      {
+        "name": "beta",
+        "prerelease": true
+      },
       {
         "name": "alpha",
         "prerelease": true
       },
       {
-        "name": "beta",
+        "name": "experimental",
         "prerelease": true
       }
     ]

scripts/preact.ts

@@ -7,7 +7,7 @@ if (process.env.PREACT !== 'true') process.exit();
 const reactFilesPath = './src/react';
 const preactFilesPath = './src/preact';
 
-async function copyAndReplace() {
+const copyAndReplace = async () => {
   try {
     const files = await readdir(reactFilesPath);
 
@@ -46,6 +46,24 @@ async function copyAndReplace() {
   } catch (error) {
     console.error('An error occurred:', error);
   }
-}
+};
 
-copyAndReplace();
+const updatePackageJson = async () => {
+  const packageJsonContent = await readFile('./package.json', 'utf8');
+  const packageJson = JSON.parse(packageJsonContent);
+  packageJson.exports['./preact'] = {
+    types: './lib/preact/index.d.ts',
+    import: {
+      types: './esm/preact/index.d.ts',
+      default: './esm/preact/index.js',
+    },
+    module: './esm/preact/index.js',
+    default: './lib/preact/index.js',
+  };
+  await writeFile('./package.json', JSON.stringify(packageJson, null, 2), 'utf8');
+};
+
+(async () => {
+  await copyAndReplace();
+  await updatePackageJson();
+})();