1 files changed, 14 insertions, 0 deletions
diff --git a/internal/mapr/funcs/maskdigits.go b/internal/mapr/funcs/maskdigits.go
new file mode 100644
index 0000000..d51f3d8
--- /dev/null
+++ b/internal/mapr/funcs/maskdigits.go
@@ -0,0 +1,14 @@
+package funcs
+
+// MaskDigits masks all digits (replaces them with .)
+func MaskDigits(input string) string {
+	s := []byte(input)
+
+	for i, b := range s {
+		if '0' <= b && b <= '9' {
+			s[i] = '.'
+		}
+	}
+
+	return string(s)
+}