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From: Stefan Hanreich <s.hanreich@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Fri, 15 Nov 2024 13:10:59 +0100
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Subject: [pve-devel] [PATCH proxmox-firewall v4 08/18] use std::mem::take
over drain()
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Reply-To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>
Cc: Wolfgang Bumiller <w.bumiller@proxmox.com>
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This is more efficient than draining and collecting the Vec. It also
fixes the respective clippy lint.
Signed-off-by: Stefan Hanreich <s.hanreich@proxmox.com>
Reviewed-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
---
proxmox-firewall/src/rule.rs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/proxmox-firewall/src/rule.rs b/proxmox-firewall/src/rule.rs
index 3b947f0..b20a9c5 100644
--- a/proxmox-firewall/src/rule.rs
+++ b/proxmox-firewall/src/rule.rs
@@ -764,7 +764,7 @@ impl ToNftRules for FwMacro {
fn to_nft_rules(&self, rules: &mut Vec<NftRule>, env: &NftRuleEnv) -> Result<(), Error> {
log::trace!("applying macro: {self:?}");
- let initial_rules: Vec<NftRule> = rules.drain(..).collect();
+ let initial_rules: Vec<NftRule> = std::mem::take(rules);
for protocol in &self.code {
let mut new_rules = initial_rules.to_vec();
--
2.39.5
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