Switch to Rust 2018

Cargo.toml

@@ -7,6 +7,7 @@ repository = "https://github.com/jedisct1/iptoasn-webservice"
 keywords = ["ip", "asn", "bgp"]
 license = "MIT"
 authors = ["Frank Denis <github@pureftpd.org>"]
+edition = "2018"
 
 [dependencies]
 clap = "2"

src/main.rs

@@ -1,26 +1,20 @@
-extern crate clap;
-extern crate flate2;
 #[macro_use]
 extern crate horrorshow;
-extern crate hyper;
-extern crate hyper_native_tls;
-extern crate iron;
+
 #[macro_use]
 extern crate log;
 #[macro_use]
 extern crate router;
-extern crate serde_json;
-extern crate unicase;
 
 mod asns;
 mod webservice;
 
-use asns::*;
+use crate::asns::*;
+use crate::webservice::*;
 use clap::{App, Arg};
 use std::sync::{Arc, RwLock};
 use std::thread;
 use std::time::Duration;
-use webservice::*;
 
 fn get_asns(db_url: &str) -> Result<ASNs, &'static str> {
     info!("Retrieving ASNs");

src/webservice.rs

@@ -1,4 +1,4 @@
-use asns::*;
+use crate::asns::*;
 use horrorshow::prelude::*;
 use iron::headers::{Accept, CacheControl, CacheDirective, Vary};
 use iron::mime::*;
@@ -30,7 +30,7 @@ impl ASNsMiddleware {
 }
 
 impl BeforeMiddleware for ASNsMiddleware {
-    fn before(&self, req: &mut Request) -> IronResult<()> {
+    fn before(&self, req: &mut Request<'_, '_>) -> IronResult<()> {
         req.extensions
             .insert::<ASNsMiddleware>(self.asns_arc.read().unwrap().clone());
         Ok(())
@@ -45,7 +45,7 @@ enum OutputType {
 pub struct WebService;
 
 impl WebService {
-    fn index(_: &mut Request) -> IronResult<Response> {
+    fn index(_: &mut Request<'_, '_>) -> IronResult<Response> {
         Ok(Response::with((
             status::Ok,
             Mime(
@@ -61,7 +61,7 @@ impl WebService {
         )))
     }
 
-    fn accept_type(req: &Request) -> OutputType {
+    fn accept_type(req: &Request<'_, '_>) -> OutputType {
         let mut output_type = OutputType::Json;
         if let Some(header_accept) = req.headers.get::<Accept>() {
             for header in header_accept.iter() {
@@ -183,7 +183,7 @@ impl WebService {
         }
     }
 
-    fn ip_lookup(req: &mut Request) -> IronResult<Response> {
+    fn ip_lookup(req: &mut Request<'_, '_>) -> IronResult<Response> {
         let mime_text = Mime(
             TopLevel::Text,
             SubLevel::Plain,