From d25e19988b7436c32e870cd853cb3a7e9e6d030d Mon Sep 17 00:00:00 2001
From: Lyndon <lynndon@gmail.com>
Date: Thu, 5 Dec 2024 16:21:30 +0800
Subject: [PATCH] fix: make it short on checked_add

---
 src/transcendental.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/transcendental.rs b/src/transcendental.rs
index 668fac6..114ff9f 100644
--- a/src/transcendental.rs
+++ b/src/transcendental.rs
@@ -244,11 +244,7 @@ where
     };
 
     let operand = D::from(operand);
-    let mut result = if let Some(r) = operand.checked_add(D::from_num(1)) {
-        r
-    } else {
-        return Err(());
-    };
+    let mut result = operand.checked_add(D::from_num(1)).ok_or(())?;
     let mut term = operand;
 
     for i in 2..D::frac_nbits() {