From f903cbd687bdf95b934e617e5a5ceea2e8dd963c Mon Sep 17 00:00:00 2001
From: Junfeng Li <lijunfen@amazon.com>
Date: Mon, 3 Sep 2018 17:29:30 -0700
Subject: [PATCH] Detailed error message when error spawning language server.

---
 src/languageclient.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/languageclient.rs b/src/languageclient.rs
index 175e41fc..ea20bd48 100644
--- a/src/languageclient.rs
+++ b/src/languageclient.rs
@@ -2786,7 +2786,10 @@ impl State {
                     .stdin(Stdio::piped())
                     .stdout(Stdio::piped())
                     .stderr(stderr)
-                    .spawn()?;
+                    .spawn()
+                    .with_context(|err| {
+                        format!("Failed to start language server ({:?}): {}", command, err)
+                    })?;
 
                 let child_id = Some(process.id());
                 let reader = Box::new(BufReader::new(