Create the full upload basepath

If a nested basepath `'a/b/c'` is given and does not exist yet, all directories in the basepath will be created, similar to using `mkdir -p`

Author: juntyr

src/gitpuller.ts

@@ -23,7 +23,14 @@ export abstract class GitPuller {
    * @returns the path of the created directory.
    */
   async clone(url: string, branch: string, basePath: string): Promise<string> {
-    await this.createTree([basePath]);
+    const basePathComponents = basePath.split('/');
+    const basePathPrefixes = [];
+    for (let i = 0; i < basePathComponents.length; i++) {
+      basePathPrefixes.push(basePathComponents.slice(0, i+1).join('/'));
+    }
+
+    // For a basePath 'a/b/c', create ['a', 'a/b', 'a/b/c']
+    await this.createTree(basePathPrefixes);
 
     const fileList = await this.getFileList(url, branch);