diff --git a/utils.go b/utils.go
new file mode 100644
index 0000000..c5db63c
--- /dev/null
+++ b/utils.go
@@ -0,0 +1,18 @@
+package main
+
+import "unicode"
+
+func ToSnake(in string) string {
+	runes := []rune(in)
+	length := len(runes)
+
+	var out []rune
+	for i := 0; i < length; i++ {
+		if i > 0 && unicode.IsUpper(runes[i]) && ((i+1 < length && unicode.IsLower(runes[i+1])) || unicode.IsLower(runes[i-1])) {
+			out = append(out, '_')
+		}
+		out = append(out, unicode.ToLower(runes[i]))
+	}
+
+	return string(out)
+}