From 916c8d93e1c9e54ee80178fa600c2d756635268e Mon Sep 17 00:00:00 2001
From: Ed Page <eopage@gmail.com>
Date: Wed, 5 Jul 2023 09:55:31 -0500
Subject: [PATCH] feat(derive): Accept num::Wrapping wrapped types

---
 clap_builder/src/builder/value_parser.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/clap_builder/src/builder/value_parser.rs b/clap_builder/src/builder/value_parser.rs
index ffe8d7b3f2e..2e43d98f652 100644
--- a/clap_builder/src/builder/value_parser.rs
+++ b/clap_builder/src/builder/value_parser.rs
@@ -2215,6 +2215,17 @@ impl ValueParserFactory for u64 {
         RangedU64ValueParser::new()
     }
 }
+impl<T> ValueParserFactory for std::num::Wrapping<T>
+where
+    T: ValueParserFactory,
+    <T as ValueParserFactory>::Parser: TypedValueParser<Value = T>,
+    T: Send + Sync + Clone,
+{
+    type Parser = MapValueParser<<T as ValueParserFactory>::Parser, fn(T) -> std::num::Wrapping<T>>;
+    fn value_parser() -> Self::Parser {
+        T::value_parser().map(std::num::Wrapping)
+    }
+}
 impl<T> ValueParserFactory for Box<T>
 where
     T: ValueParserFactory,