Merge #388

388: Minor but confusing mistake in documentation on `fn write` r=therealprof a=nickray



Co-authored-by: Nicolas Stalder <[email protected]>

Author: bors[bot]

src/lib.rs

@@ -219,7 +219,7 @@
 //!     pub fn read(&self) -> R { .. }
 //!
 //!     /// Writes to the register
-//!     pub fn write<F>(&mut self, f: F)
+//!     pub fn write<F>(&self, f: F)
 //!     where
 //!         F: FnOnce(&mut W) -> &mut W,
 //!     {