1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/anstyle-wincon/src/lockable.rs b/vendor/anstyle-wincon/src/lockable.rs
new file mode 100644
index 000000000..47f305e33
--- /dev/null
+++ b/vendor/anstyle-wincon/src/lockable.rs
@@ -0,0 +1,31 @@
+/// Explicitly lock a [`std::io::Write`]able
+pub trait Lockable {
+    type Locked;
+
+    /// Get exclusive access to the `Stream`
+    ///
+    /// Why?
+    /// - Faster performance when writing in a loop
+    /// - Avoid other threads interleaving output with the current thread
+    fn lock(self) -> Self::Locked;
+}
+
+impl Lockable for std::io::Stdout {
+    type Locked = std::io::StdoutLock<'static>;
+
+    #[inline]
+    fn lock(self) -> Self::Locked {
+        #[allow(clippy::needless_borrow)] // Its needed to avoid recursion
+        (&self).lock()
+    }
+}
+
+impl Lockable for std::io::Stderr {
+    type Locked = std::io::StderrLock<'static>;
+
+    #[inline]
+    fn lock(self) -> Self::Locked {
+        #[allow(clippy::needless_borrow)] // Its needed to avoid recursion
+        (&self).lock()
+    }
+}