From e8200ab6742ec6e8b67689daf89b2de8e7af17ea Mon Sep 17 00:00:00 2001
From: yt2b <reinventing.the.wheels@gmail.com>
Date: Thu, 24 Nov 2022 09:23:20 +0900
Subject: [PATCH] use bool.then

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

diff --git a/parser/src/lexer.rs b/parser/src/lexer.rs
index 8db1401..7d24aed 100644
--- a/parser/src/lexer.rs
+++ b/parser/src/lexer.rs
@@ -438,11 +438,7 @@ where
     fn take_number(&mut self, radix: u32) -> Option<char> {
         let take_char = Lexer::<T>::is_digit_of_radix(self.window[0], radix);
 
-        if take_char {
-            Some(self.next_char().unwrap())
-        } else {
-            None
-        }
+        take_char.then(|| self.next_char().unwrap())
     }
 
     /// Test if a digit is of a certain radix.