From 58c3370819666b1caf23f6d06443d215be99e6d4 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sun, 12 Aug 2018 21:45:03 +0300
Subject: Simplify

---
 crates/server/src/dispatch.rs | 13 -------------
 crates/server/src/main.rs     | 28 ++++++++++++++++++----------
 2 files changed, 18 insertions(+), 23 deletions(-)

(limited to 'crates')

diff --git a/crates/server/src/dispatch.rs b/crates/server/src/dispatch.rs
index 369c56b64..381649859 100644
--- a/crates/server/src/dispatch.rs
+++ b/crates/server/src/dispatch.rs
@@ -71,19 +71,6 @@ pub fn handle_request<R, F>(req: &mut Option<RawRequest>, f: F) -> Result<()>
     }
 }
 
-pub fn expect_request<R: ClientRequest>(io: &mut Io, raw: RawRequest)
-                                        -> Result<Option<(R::Params, Responder<R>)>>
-{
-    let ret = match parse_request_as::<R>(raw)? {
-        Ok(x) => Some(x),
-        Err(raw) => {
-            unknown_method(io, raw)?;
-            None
-        }
-    };
-    Ok(ret)
-}
-
 fn parse_notification_as<N>(raw: RawNotification) -> Result<::std::result::Result<N::Params, RawNotification>>
     where
         N: Notification,
diff --git a/crates/server/src/main.rs b/crates/server/src/main.rs
index be63fea93..345bb6ac4 100644
--- a/crates/server/src/main.rs
+++ b/crates/server/src/main.rs
@@ -79,21 +79,30 @@ fn initialize(io: &mut Io) -> Result<()> {
     loop {
         match io.recv()? {
             RawMsg::Request(req) => {
-                if let Some((_params, resp)) = dispatch::expect_request::<req::Initialize>(io, req)? {
+                let mut req = Some(req);
+                dispatch::handle_request::<req::Initialize, _>(&mut req, |_params, resp| {
                     let res = req::InitializeResult { capabilities: caps::SERVER_CAPABILITIES };
                     let resp = resp.into_response(Ok(res))?;
                     io.send(RawMsg::Response(resp));
-                    match io.recv()? {
-                        RawMsg::Notification(n) => {
-                            if n.method != "initialized" {
+                    Ok(())
+                })?;
+                match req {
+                    None => {
+                        match io.recv()? {
+                            RawMsg::Notification(n) => {
+                                if n.method != "initialized" {
+                                    bail!("expected initialized notification");
+                                }
+                            }
+                            _ => {
                                 bail!("expected initialized notification");
                             }
                         }
-                        _ => {
-                            bail!("expected initialized notification");
-                        }
+                        return initialized(io);
+                    }
+                    Some(req) => {
+                        bail!("expected initialize request, got {:?}", req)
                     }
-                    return initialized(io);
                 }
             }
             RawMsg::Notification(n) => {
@@ -106,7 +115,6 @@ fn initialize(io: &mut Io) -> Result<()> {
     }
 }
 
-
 enum Task {
     Respond(RawResponse),
     Notify(RawNotification),
@@ -301,7 +309,7 @@ fn update_file_notifications_on_threadpool(
         }
         match publish_decorations(world, uri) {
             Err(e) => {
-                error!("failed to compute decortions: {:?}", e)
+                error!("failed to compute decorations: {:?}", e)
             }
             Ok(params) => {
                 let not = dispatch::send_notification::<req::PublishDecorations>(params);
-- 
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