From 6ed030d4b6b2bde57e44c0275b1b41903cb32d75 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Tue, 31 Mar 2020 22:02:25 +0800
Subject: Pipe error to stderr

---
 crates/ra_proc_macro/src/process.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/crates/ra_proc_macro/src/process.rs b/crates/ra_proc_macro/src/process.rs
index df4d61682..f4b40ac3c 100644
--- a/crates/ra_proc_macro/src/process.rs
+++ b/crates/ra_proc_macro/src/process.rs
@@ -55,8 +55,11 @@ impl Process {
 
     fn restart(&mut self) -> Result<(), io::Error> {
         let _ = self.child.kill();
-        self.child =
-            Command::new(self.path.clone()).stdin(Stdio::piped()).stdout(Stdio::piped()).spawn()?;
+        self.child = Command::new(self.path.clone())
+            .stdin(Stdio::piped())
+            .stdout(Stdio::piped())
+            .stderr(Stdio::null())
+            .spawn()?;
         Ok(())
     }
 
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