diff options
| -rw-r--r-- | src/rustbook/build.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/rustbook/build.rs b/src/rustbook/build.rs index f96704ee128..47bdc9335c4 100644 --- a/src/rustbook/build.rs +++ b/src/rustbook/build.rs @@ -183,6 +183,12 @@ impl Subcommand for Build { tgt = PathBuf::from(&env::args().nth(3).unwrap()); } + // `_book` directory may already exist from previous runs. Check and + // delete it if it exists. + for entry in try!(fs::read_dir(&cwd)) { + let path = try!(entry).path(); + if path == tgt { try!(fs::remove_dir_all(&tgt)) } + } try!(fs::create_dir(&tgt)); try!(File::create(&tgt.join("rust-book.css")).and_then(|mut f| { |