1 files changed, 30 insertions, 0 deletions
diff --git a/identity/identity.go b/identity/identity.go
new file mode 100644
index 0000000..ee4dfea
--- /dev/null
+++ b/identity/identity.go
@@ -0,0 +1,30 @@
+package identity
+
+import "strings"
+
+type Identity struct {
+	Full    string
+	Reduced string
+}
+
+func (i Identity) Is(input string) bool {
+	return Reduce(input) == i.Reduced
+}
+
+func New(input string) Identity {
+	return Identity{
+		Full:    input,
+		Reduced: Reduce(input),
+	}
+
+}
+
+func Reduce(input string) string {
+	reduced := input
+	if !strings.HasPrefix(reduced, ".") {
+		reduced = strings.Split(reduced, ".")[0]
+	}
+	reduced = strings.ToLower(reduced)
+	return reduced
+
+}