Fix bug affecting windows usability

racerd was not running on windows after upgrading iron due to a change
in the logging crate. See iron/logger#79 for
more info.

src/http/mod.rs

@@ -64,6 +64,7 @@ impl Key for EngineProvider {
 pub fn serve<E: SemanticEngine + 'static>(config: &Config, engine: E) -> Result<Server> {
     use persistent::{Read, Write};
     use logger::Logger;
+    use logger::format::Format;
 
     let mut chain = Chain::new(router!(
         post "/parse_file"       => file::parse,
@@ -72,7 +73,9 @@ pub fn serve<E: SemanticEngine + 'static>(config: &Config, engine: E) -> Result<
         get  "/ping"             => ping::pong));
 
     // Logging middleware
-    let (log_before, log_after) = Logger::new(None);
+    let log_fmt = Format::new("{method} {uri} -> {status} ({response-time})",
+                              Vec::new(), Vec::new());
+    let (log_before, log_after) = Logger::new(log_fmt);
 
     // log_before must be first middleware in before chain
     if config.print_http_logs {

tests/lib.rs

@@ -2,6 +2,7 @@
 
 extern crate libracerd;
 extern crate rustc_serialize;
+extern crate env_logger;
 
 #[macro_use]
 extern crate hyper;
@@ -14,6 +15,12 @@ mod util;
 /// that the required environment variable is defined.
 const _RUST_SRC_PATH: &'static str = env!("RUST_SRC_PATH");
 
+macro_rules! init_logging {
+    () => {
+        let _ = ::env_logger::init();
+    }
+}
+
 #[test]
 #[should_panic]
 #[cfg(not(windows))]
@@ -22,6 +29,8 @@ fn panics_when_invalid_secret_given() {
     use ::libracerd::http::serve;
     use ::libracerd::Config;
 
+    init_logging!();
+
     let config = Config {
         secret_file: Some("a.file.that.does.not.exist".to_owned()),
         print_http_logs: true,
@@ -51,6 +60,7 @@ mod http {
     /// Checks that /find_definition works within a single buffer
     #[test]
     fn find_definition() {
+        init_logging!();
         http::with_server(|server| {
             // Build request args
             let url = server.url("/find_definition");
@@ -87,6 +97,7 @@ mod http {
     /// not been written to disk.
     #[test]
     fn find_definition_multiple_dirty_buffers() {
+        init_logging!();
         // Build request args
         let request_obj = stringify!({
             "buffers": [{
@@ -137,6 +148,7 @@ mod http {
 
     #[test]
     fn find_definition_in_std_library() {
+        init_logging!();
         // Build request args
         let request_obj = stringify!({
             "buffers": [{
@@ -172,6 +184,7 @@ mod http {
     #[test]
     fn list_path_completions_std_library() {
         use rustc_serialize::json;
+        init_logging!();
 
         // Build request args
         let request_obj = stringify!({
@@ -201,6 +214,7 @@ mod http {
 
     #[test]
     fn ping_pong() {
+        init_logging!();
         http::with_server(|server| {
             let url = server.url("/ping");
             let res = request_str(Method::Get, &url[..], None).unwrap().unwrap();
@@ -216,6 +230,7 @@ mod http {
 
     #[test]
     fn ping_pong_hmac_with_correct_secret() {
+        init_logging!();
         let secret = "hello hmac ping pong";
 
         http::with_hmac_server(secret, |server| {
@@ -246,6 +261,7 @@ mod http {
 
     #[test]
     fn ping_pong_hmac_wrong_secret() {
+        init_logging!();
         let secret = "hello hmac ping pong";
 
         http::with_hmac_server(secret, |server| {