fs: move into `tokio` (#1672)

A step towards collapsing Tokio sub crates into a single `tokio`
crate (#1318).

The `fs` implementation is now provided by the main `tokio` crate. The
`fs` functionality may still be excluded from the build by skipping the
`fs` feature flag.

1 files changed, 14 insertions, 0 deletions

diff --git a/tokio/src/fs/remove_dir_all.rs b/tokio/src/fs/remove_dir_all.rs
new file mode 100644
index 00000000..50fe719b
--- /dev/null
+++ b/tokio/src/fs/remove_dir_all.rs
@@ -0,0 +1,14 @@
+use crate::fs::asyncify;
+
+use std::io;
+use std::path::Path;
+
+/// Removes a directory at this path, after removing all its contents. Use carefully!
+///
+/// This is an async version of [`std::fs::remove_dir_all`][std]
+///
+/// [std]: https://doc.rust-lang.org/std/fs/fn.remove_dir_all.html
+pub async fn remove_dir_all<P: AsRef<Path>>(path: P) -> io::Result<()> {
+    let path = path.as_ref().to_owned();
+    asyncify(move || std::fs::remove_dir_all(path)).await
+}