Fix some typos and formatting

thanks to @geekosaur

Co-authored-by: brandon s allbery kf8nh <[email protected]>

Author: portnov

Diff for: XMonad/Layout/DecorationEx/Engine.hs

@@ -11,7 +11,7 @@
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  XMonad.Layout.DecorationEx.Engine
--- Description :  Type class and it's default implementation for window decoration engines.
+-- Description :  Type class and its default implementation for window decoration engines.
 -- Copyright   :  (c) 2007 Andrea Rossato, 2009 Jan Vornberger, 2023 Ilya Portnov
 -- License     :  BSD-style (see xmonad/LICENSE)
 --
@@ -83,8 +83,8 @@ class (Read (engine widget a), Show (engine widget a),
     => DecorationEngine engine widget a where
 
     -- | Type of themes used by decoration engine.
-    -- This type must be parametrized over widget type,
-    -- because theme will contain a list of widgets.
+    -- This type must be parameterized over a widget type,
+    -- because a theme will contain a list of widgets.
     type Theme engine :: Type -> Type           
 
     -- | Type of data used by engine as a context during painting;
@@ -259,7 +259,7 @@ class (Read (engine widget a), Show (engine widget a),
     -- | This hoook is called after a window has been dragged using the decoration.
     -- This is called from default implementation of "decorationEventHookEx".
     decorationAfterDraggingHook :: engine widget a     -- ^ Decoration engine instance
-                                -> (Window, Rectangle) -- ^ Original window and it's rectangle
+                                -> (Window, Rectangle) -- ^ Original window and its rectangle
                                 -> Window              -- ^ Decoration window
                                 -> X ()
     decorationAfterDraggingHook _ds (w, _r) decoWin = do
@@ -375,7 +375,7 @@ alignCenter engine dd widgets = do
           place' = place {wpRectangle = rect'}
       in  place' : pack remaining places
 
--- | Build an instance of DrawData type.
+-- | Build an instance of 'DrawData' type.
 mkDrawData :: (DecorationEngine engine widget a, ThemeAttributes (Theme engine widget), HasWidgets (Theme engine) widget)
            => engine widget a
            -> Theme engine widget            -- ^ Decoration theme

Diff for: XMonad/Layout/DecorationEx/LayoutModifier.hs

@@ -18,7 +18,7 @@
 -- Portability :  unportable
 --
 -- Layout modifier, which is responsible for creation of decoration rectangles
--- (windows), updating and removing them when needed. It is parametrized by
+-- (windows), updating and removing them when needed. It is parameterized by
 -- @DecorationGeometry@, which says where decorations should be placed, and by
 -- @DecorationEngine@, which says how decorations should look.
 -----------------------------------------------------------------------------
@@ -48,7 +48,7 @@ import XMonad.Layout.DecorationEx.Geometry
 -- This module exports @decorationEx@ function, which is a generic function for
 -- adding decorations to your layouts. It can be used to use different
 -- decoration geometries and engines in any combination.
--- For most used combinations, there are convinience functions in
+-- For most used combinations, there are convenience functions in
 -- "XMonad.Layout.DecorationEx.TextEngine", "XMonad.Layout.DecorationEx.TabbedGeometry",
 -- and "XMonad.Layout.DecorationEx.DwmGeometry".
 --