From ae6ca6fb231321770a4bd47769d23d120dc33acc Mon Sep 17 00:00:00 2001
From: James Onnen <rbxquenty@gmail.com>
Date: Sun, 17 Dec 2017 14:20:24 -0600
Subject: [PATCH 1/3] Fix #21: High CPU usage in a small project

---
 src/bin.rs       | 5 ++++-
 src/vfs_watch.rs | 4 +++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/bin.rs b/src/bin.rs
index 4c42a4cf..b0ff3a68 100644
--- a/src/bin.rs
+++ b/src/bin.rs
@@ -22,6 +22,7 @@ pub mod vfs_watch;
 use std::path::{Path, PathBuf};
 use std::sync::{Arc, Mutex};
 use std::thread;
+use std::time::Duration;
 
 use core::Config;
 use pathext::canonicalish;
@@ -193,7 +194,9 @@ fn main() {
 
             println!("Server listening on port {}", port);
 
-            loop {}
+            loop {
+                thread::sleep(Duration::from_secs(1));
+            }
         },
         ("pack", _) => {
             eprintln!("'rojo pack' is not yet implemented!");
diff --git a/src/vfs_watch.rs b/src/vfs_watch.rs
index 697b9ff6..f28e200f 100644
--- a/src/vfs_watch.rs
+++ b/src/vfs_watch.rs
@@ -92,6 +92,8 @@ impl VfsWatcher {
             }
         }
 
-        loop {}
+        loop {
+            thread::sleep(Duration::from_secs(1));
+        }
     }
 }

From 199ebda68904f55d684eaea6aaaee6130ca16196 Mon Sep 17 00:00:00 2001
From: James Onnen <rbxquenty@gmail.com>
Date: Sun, 17 Dec 2017 14:34:31 -0600
Subject: [PATCH 2/3] Use ::park() instead of ::sleep()

---
 src/bin.rs       | 2 +-
 src/vfs_watch.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/bin.rs b/src/bin.rs
index b0ff3a68..9422c62c 100644
--- a/src/bin.rs
+++ b/src/bin.rs
@@ -195,7 +195,7 @@ fn main() {
             println!("Server listening on port {}", port);
 
             loop {
-                thread::sleep(Duration::from_secs(1));
+                thread::park();
             }
         },
         ("pack", _) => {
diff --git a/src/vfs_watch.rs b/src/vfs_watch.rs
index f28e200f..872ba683 100644
--- a/src/vfs_watch.rs
+++ b/src/vfs_watch.rs
@@ -93,7 +93,7 @@ impl VfsWatcher {
         }
 
         loop {
-            thread::sleep(Duration::from_secs(1));
+            thread::park();
         }
     }
 }

From 5a20646c570be931f114789330ae28bc813b9d2e Mon Sep 17 00:00:00 2001
From: James Onnen <rbxquenty@gmail.com>
Date: Sun, 17 Dec 2017 23:40:32 -0600
Subject: [PATCH 3/3] Address code review, remove unnecessary import

---
 src/bin.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/bin.rs b/src/bin.rs
index 9422c62c..b04500a9 100644
--- a/src/bin.rs
+++ b/src/bin.rs
@@ -22,7 +22,6 @@ pub mod vfs_watch;
 use std::path::{Path, PathBuf};
 use std::sync::{Arc, Mutex};
 use std::thread;
-use std::time::Duration;
 
 use core::Config;
 use pathext::canonicalish;