Create a helper function to get AbsPaths and other file info in one f…

…unction call. Reduces the amount of boilerplate code

cmd/helpers.go

@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/SwayKh/linksym/pkg/config"
+)
+
+// Handle the repeating function calls in one place
+func filePathInfo(path string) (absPath string, exists bool, info os.FileInfo, err error) {
+	absPath, err = filepath.Abs(path)
+	if err != nil {
+		return "", false, nil, fmt.Errorf("Error getting absolute path of file %s", path)
+	}
+
+	exists, info, err = config.CheckFile(absPath)
+	if err != nil {
+		return "", false, nil, err
+	}
+	return absPath, exists, info, nil
+}