From 74313bb701e311dac5ce0d15e3c706d44d3b0bd8 Mon Sep 17 00:00:00 2001
From: Amanjeev Sethi <aj@amanjeev.com>
Date: Sat, 5 Oct 2019 15:59:34 -0400
Subject: [PATCH] Fix (command:clean): removes error message 'dir not found' if
 'clean' is run multiple times (uses existing path variable)

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

diff --git a/src/cmd/clean.rs b/src/cmd/clean.rs
index 07c2fbc6..bf654b1c 100644
--- a/src/cmd/clean.rs
+++ b/src/cmd/clean.rs
@@ -29,7 +29,10 @@ pub fn execute(args: &ArgMatches) -> mdbook::errors::Result<()> {
         Some(dest_dir) => dest_dir.into(),
         None => book.root.join(&book.config.build.build_dir),
     };
-    fs::remove_dir_all(&dir_to_remove).chain_err(|| "Unable to remove the build directory")?;
+
+    if dir_to_remove.exists() {
+        fs::remove_dir_all(&dir_to_remove).chain_err(|| "Unable to remove the build directory")?;
+    }
 
     Ok(())
 }