feature: added FS utils

pkg/io/files/file_open_helper.go

@@ -0,0 +1,15 @@
+package files
+
+import (
+	"os"
+)
+
+func OpenFileForWriting(fileLocation string) (*os.File, error) {
+	err := MkdirParent(fileLocation)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return os.Create(fileLocation)
+}

pkg/io/files/parent_file_creator.go

@@ -0,0 +1,21 @@
+package files
+
+import (
+	"os"
+	"strings"
+)
+
+func MkdirParent(fileLocation string) error {
+	fileLocation = strings.ReplaceAll(fileLocation, "\\", "/")
+	indexOfSlash := strings.LastIndex(fileLocation, "/")
+	if indexOfSlash > 0 {
+		parentDirLocation := fileLocation[:indexOfSlash]
+		parentDirCreationErr := os.MkdirAll(parentDirLocation, os.ModeDir)
+
+		if parentDirCreationErr != nil {
+			return parentDirCreationErr
+		}
+	}
+
+	return nil
+}