iterutils

blockworks-foundation · Nov 17, 2023 · 4e62e85 · 4e62e85
1 parent 5c90feb
commit 4e62e85
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/core/src/iterutils.rs b/core/src/iterutils.rs
@@ -0,0 +1,19 @@
+
+pub enum Uniqueness {
+    ExactlyOne,
+    Multiple(usize),
+    Empty
+}
+
+impl Uniqueness {
+    pub fn inspect_len(len: usize) -> Uniqueness {
+        if len == 1 {
+            Uniqueness::ExactlyOne
+        } else if len == 0 {
+            Uniqueness::Empty
+        } else {
+            Uniqueness::Multiple(len)
+        }
+    }
+}
+