From d9c0cd6f1055d65175f96a8b73aaacc805d9e083 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20K=C3=A5re=20Alsaker?= <john.kare.alsaker@gmail.com>
Date: Mon, 27 Feb 2023 03:36:33 +0100
Subject: [PATCH] Add `has_capacity` as a proxy for `is_singleton`

---
 src/lib.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index ea24aed..4ba40a7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -664,6 +664,11 @@ impl<T> ThinVec<T> {
         self.header().cap()
     }
 
+    /// Returns `true` if the vector has the capacity to hold any element.
+    pub fn has_capacity(&self) -> bool {
+        !self.is_singleton()
+    }
+
     /// Forces the length of the vector to `new_len`.
     ///
     /// This is a low-level operation that maintains none of the normal