1 files changed, 25 insertions, 0 deletions
diff --git a/preact/config/compat-entries.js b/preact/config/compat-entries.js
new file mode 100644
index 0000000..6fd771b
--- /dev/null
+++ b/preact/config/compat-entries.js
@@ -0,0 +1,25 @@
+const path = require('path');
+const fs = require('fs');
+const kl = require('kolorist');
+
+const pkgFiles = new Set(require('../package.json').files);
+const compatDir = path.join(__dirname, '..', 'compat');
+const files = fs.readdirSync(compatDir);
+
+let missing = 0;
+for (const file of files) {
+	const expected = 'compat/' + file;
+	if (/\.(js|mjs)$/.test(file) && !pkgFiles.has(expected)) {
+		missing++;
+
+		const filePath = kl.cyan('compat/' + file);
+		const label = kl.inverse(kl.red(' ERROR '));
+		console.error(
+			`${label} File ${filePath} is missing in "files" entry in package.json`
+		);
+	}
+}
+
+if (missing > 0) {
+	process.exit(1);
+}