Run cargo fix --edition-idioms

benches/parse_bench.rs

@@ -1,6 +1,6 @@
 #[macro_use]
 extern crate criterion;
-extern crate ipnetwork;
+
 
 use ipnetwork::{Ipv4Network, Ipv6Network};
 use criterion::Criterion;

src/common.rs

@@ -10,7 +10,7 @@ pub enum IpNetworkError {
 }
 
 impl fmt::Display for IpNetworkError {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         use crate::IpNetworkError::*;
         match *self {
             InvalidAddr(ref s) => write!(f, "invalid address: {}", s),

src/ipv4.rs

@@ -204,7 +204,7 @@ impl Ipv4Network {
 }
 
 impl fmt::Display for Ipv4Network {
-    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(fmt, "{}/{}", self.ip(), self.prefix())
     }
 }

src/ipv6.rs

@@ -243,7 +243,7 @@ impl Iterator for Ipv6NetworkIterator {
 }
 
 impl fmt::Display for Ipv6Network {
-    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(fmt, "{}/{}", self.ip(), self.prefix())
     }
 }

src/lib.rs

@@ -6,7 +6,7 @@
 #![crate_type = "lib"]
 #![doc(html_root_url = "https://docs.rs/ipnetwork/0.14.0")]
 
-extern crate serde;
+
 
 use std::fmt;
 use std::net::IpAddr;
@@ -296,7 +296,7 @@ impl From<IpAddr> for IpNetwork {
 }
 
 impl fmt::Display for IpNetwork {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match *self {
             IpNetwork::V4(net) => net.fmt(f),
             IpNetwork::V6(net) => net.fmt(f),

tests/test_json.rs

@@ -1,11 +1,11 @@
-extern crate serde;
 
-extern crate serde_json;
+
+
 
 #[macro_use]
 extern crate serde_derive;
 
-extern crate ipnetwork;
+
 
 #[cfg(test)]
 mod tests {