diff --git a/scripts/file.js b/scripts/file.js
new file mode 100644
index 00000000..1dc85205
--- /dev/null
+++ b/scripts/file.js
@@ -0,0 +1,23 @@
+const glob = require('glob')
+
+function list(include = [], exclude = []) {
+  return new Promise(resolve => {
+    glob('channels/**/*.xml', function (err, files) {
+      if (include.length) {
+        include = include.map(filename => `channels/${filename}.xml`)
+        files = files.filter(filename => include.includes(filename))
+      }
+
+      if (exclude.length) {
+        exclude = exclude.map(filename => `channels/${filename}.xml`)
+        files = files.filter(filename => !exclude.includes(filename))
+      }
+
+      resolve(files)
+    })
+  })
+}
+
+module.exports = {
+  list
+}