From af0d82590c7f1adf2ca65c315c1b3ba683aa8396 Mon Sep 17 00:00:00 2001
From: Takeru Ohta <phjgt308@gmail.com>
Date: Sat, 2 Dec 2023 11:19:26 +0900
Subject: [PATCH] Update bitflags to v2

---
 Cargo.toml  | 2 +-
 src/node.rs | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index 74562c7..678f8ac 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ edition = "2021"
 coveralls = { repository = "sile/patricia_tree" }
 
 [dependencies]
-bitflags = "1"
+bitflags = "2"
 serde = { version = "1", optional = true }
 
 [dev-dependencies]
diff --git a/src/node.rs b/src/node.rs
index ef2254e..db2d70a 100644
--- a/src/node.rs
+++ b/src/node.rs
@@ -17,6 +17,7 @@ macro_rules! assert_some {
 }
 
 bitflags! {
+    #[derive(Clone, Copy)]
     pub (crate) struct Flags: u8 {
         const VALUE_ALLOCATED = 0b0000_0001;
         const VALUE_INITIALIZED = 0b0000_0010;