some very minor refactoring/fixing

lib/get-node-text.ts

@@ -0,0 +1,16 @@
+// https://stackoverflow.com/a/60564620/1438024
+const getNodeText = (node) => {
+  if (["string", "number"].includes(typeof node)) {
+    return node;
+  }
+
+  if (node instanceof Array) {
+    return node.map(getNodeText).join("");
+  }
+
+  if (typeof node === "object" && node) {
+    return getNodeText(node.props.children);
+  }
+};
+
+export default getNodeText;