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diff rust/hg-core/src/discovery.rs @ 42780:798b7d4b463e

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rust-discovery: use while loop instead of match + break This looks slightly nicer.
author Yuya Nishihara <yuya@tcha.org>
date Fri, 16 Aug 2019 18:34:05 +0900
parents 04c3b76fa7a3
children ce6797ef6eab
line wrap: on
line diff
--- a/rust/hg-core/src/discovery.rs	Fri Aug 16 18:31:17 2019 +0900
+++ b/rust/hg-core/src/discovery.rs	Fri Aug 16 18:34:05 2019 +0900
@@ -65,13 +65,7 @@
     let mut visit: VecDeque<Revision> = heads.into_iter().collect();
     let mut factor: u32 = 1;
     let mut seen: HashSet<Revision> = HashSet::new();
-    loop {
-        let current = match visit.pop_front() {
-            None => {
-                break;
-            }
-            Some(r) => r,
-        };
+    while let Some(current) = visit.pop_front() {
         if !seen.insert(current) {
             continue;
         }