Cargo Clippy linting suggestions

src/main.rs

@@ -20,14 +20,14 @@ mod config;
 mod server;
 
 
-const VERSION: &'static str = env!("CARGO_PKG_VERSION");
-const DEFAULT_HOST: &'static str = "localhost";
+const VERSION: &str = env!("CARGO_PKG_VERSION");
+const DEFAULT_HOST: &str = "localhost";
 const DEFAULT_PORT: i16 = 8080;
 
 lazy_static! {
-        static ref DEFAULT_PORT_STR: String = String::from(DEFAULT_PORT.to_string());
+        static ref DEFAULT_PORT_STR: String = DEFAULT_PORT.to_string();
         static ref DEFAULT_WORKERS: usize = num_cpus::get();
-        static ref DEFAULT_WORKERS_STR: String = String::from(DEFAULT_WORKERS.to_string());
+        static ref DEFAULT_WORKERS_STR: String = DEFAULT_WORKERS.to_string();
 }
 
 fn main() {
@@ -60,7 +60,7 @@ fn main() {
         host, port, workers, config_path
     );
 
-    let actix_server = actix_web::server::new(|| server::router::create())
+    let actix_server = actix_web::server::new(server::router::create)
         .workers(workers)
         .bind(format!("{}:{}", host, port));
 

src/server/api.rs

@@ -29,10 +29,10 @@ fn update_address(address: String) -> String {
 
 fn parse_remote_info(remote_info: &str) -> Result<IpAddr, APIError> {
     let mut remote_address = String::from(remote_info);
-    if remote_address.contains(":") {
-        let last_colon_index = remote_address.rfind(":").unwrap();
+    if remote_address.contains(':') {
+        let last_colon_index = remote_address.rfind(':').unwrap();
         let _port = remote_address.split_off(last_colon_index);
-        if remote_address.starts_with("[") && remote_address.ends_with("]") {
+        if remote_address.starts_with('[') && remote_address.ends_with(']') {
             remote_address = String::from(remote_address.trim_matches(|c| c == '[' || c == ']'))
         }
         match IpAddr::from_str(&remote_address) {

src/server/router.rs

@@ -8,7 +8,7 @@ use crate::server;
 pub fn create() -> App {
     actix_web::App::new()
         .middleware(Logger::default())
-        .scope("api/", |api_scope| server::api::route(api_scope))
+        .scope("api/", server::api::route)
         .resource("/health", |r| {
             r.method(http::Method::GET).with(server::healthcheck)
         })