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diff rust/hg-core/src/utils.rs @ 46669:e8cd519a0a34

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rhg: Ignore trailing newlines in .hg/sharedpath Differential Revision: https://phab.mercurial-scm.org/D10132
author Simon Sapin <simon.sapin@octobus.net>
date Thu, 04 Mar 2021 13:26:53 +0100
parents a069639783a0
children 91ab5190a3de
line wrap: on
line diff
--- a/rust/hg-core/src/utils.rs	Tue Mar 02 21:31:12 2021 +0100
+++ b/rust/hg-core/src/utils.rs	Thu Mar 04 13:26:53 2021 +0100
@@ -67,6 +67,7 @@
 }
 
 pub trait SliceExt {
+    fn trim_end_newlines(&self) -> &Self;
     fn trim_end(&self) -> &Self;
     fn trim_start(&self) -> &Self;
     fn trim(&self) -> &Self;
@@ -80,6 +81,13 @@
 }
 
 impl SliceExt for [u8] {
+    fn trim_end_newlines(&self) -> &[u8] {
+        if let Some(last) = self.iter().rposition(|&byte| byte != b'\n') {
+            &self[..=last]
+        } else {
+            &[]
+        }
+    }
     fn trim_end(&self) -> &[u8] {
         if let Some(last) = self.iter().rposition(is_not_whitespace) {
             &self[..=last]