CRF: merge impl and raise io::Error

Also fixed a redundant closure and a Rustfmt issue.
2022-05-02 09:19:46 -04:00
parent 9b565da93a
commit fab0b6aa6e
3 changed files with 29 additions and 33 deletions
--- a/crates/resolver/src/async_resolver.rs
+++ b/crates/resolver/src/async_resolver.rs
@@ -438,7 +438,7 @@ impl<C: DnsHandle<Error = ResolveError>, P: ConnectionProvider<Conn = C>> AsyncR

    /// Customizes the static hosts used in this resolver.
    pub fn set_hosts(&mut self, hosts: Option<Hosts>) {
-        self.hosts = hosts.map(|hosts| Arc::new(hosts));
+        self.hosts = hosts.map(Arc::new);
    }

    lookup_fn!(