go(algo/util): add createPath func

algo/util.go

@@ -28,3 +28,18 @@ func createFolder(path string) error {
 
 	return err
 }
+
+// createPath creates all folders in the provided path, if they don't already
+// exist.
+func createPath(path string) error {
+	var err error
+
+	if _, err = os.Stat(path); errors.Is(err, os.ErrNotExist) {
+		err = os.MkdirAll(path, os.ModePerm)
+		if err != nil {
+			log.Println(err)
+		}
+	}
+
+	return err
+}

algo/util_test.go

@@ -22,3 +22,18 @@ func TestCreateFolder(t *testing.T) {
 
 	os.RemoveAll(testPath)
 }
+
+// nolint: ifshort
+func TestCreatePath(t *testing.T) {
+	// let's assume this, too, will never exist in a clean project...
+	testPath := "whatever-path/whatever-subpath/subsubpath"
+	got := createPath(testPath)
+
+	var want error
+
+	if want != got {
+		t.Errorf("issue creating folders in path, testPath: %q, full cmd: %q", testPath, got.Error())
+	}
+
+	os.RemoveAll(testPath)
+}