diff --git a/libraries/deno-commons-mod.ts b/libraries/deno-commons-mod.ts
index b74697c..e9a052f 100644
--- a/libraries/deno-commons-mod.ts
+++ b/libraries/deno-commons-mod.ts
@@ -909,9 +909,7 @@ export async function writeStringToFile(
         }
     } else {
         const parentDirname = dirname(newFilename);
-        if (!await existsPath(parentDirname)) {
-            await makeDirectory(parentDirname);
-        }
+        await makeDirectoryIfNotExists(parentDirname);
         if (isDeno()) {
             await Deno.writeTextFile(newFilename, data);
         } else {
@@ -936,6 +934,15 @@ export async function removePath(path: string): Promise<void> {
     }
 }
 
+export async function makeDirectoryIfNotExists(
+    directory: string,
+    recursive?: boolean,
+): Promise<void> {
+    if (!await existsPath(directory)) {
+        await makeDirectory(directory, recursive);
+    }
+}
+
 export async function makeDirectory(
     directory: string,
     recursive?: boolean,
@@ -1126,9 +1133,7 @@ export async function readWithLocalCache<T>(
         cacheKeyHash.substring(0, 2),
         cacheKeyHash.substring(2, 4),
     );
-    if (!await existsPath(cacheDir)) {
-        await makeDirectory(cacheDir, true);
-    }
+    await makeDirectoryIfNotExists(cacheDir, true);
     const cacheFile = joinPath(cacheDir, cacheKeyHash);
     log.debug(`key: ${cacheKey} --> ${cacheFile}`);
     const cachedContent = await readFileToString(cacheFile);
@@ -1426,9 +1431,7 @@ export async function fetchFileWithCache(
         }
     }
 
-    if (!await existsPath(fileCacheDir)) {
-        await makeDirectory(fileCacheDir);
-    }
+    await makeDirectoryIfNotExists(fileCacheDir);
 
     try {
         const fetchResponse = await fetchDataWithTimeout(url, {