(5x5-crack-xor-mutate): Doc fix.

(5x5-draw-grid-end, 5x5-make-xor-with-mutation, 5x5-mode, 5x5-crack,
5x5-play-solution, 5x5-y-or-n-p): Fix typos in docstrings.

lisp/play/5x5.el

@@ -170,7 +170,7 @@
 (put '5x5-mode 'mode-class 'special)
 
 (defun 5x5-mode ()
-  "A mode for playing `5x5'
+  "A mode for playing `5x5'.
 
 The key bindings for 5x5-mode are:
 
@@ -282,7 +282,7 @@ Quit current game         \\[5x5-quit-game]"
   (loop for y from 0 to (1- 5x5-grid-size) sum (5x5-row-value (aref grid y))))
 
 (defun 5x5-draw-grid-end ()
-  "Draw the top/bottom of the grid"
+  "Draw the top/bottom of the grid."
   (insert "+")
   (loop for x from 0 to (1- 5x5-grid-size) do
         (insert "-" (make-string 5x5-x-scale ?-)))
@@ -347,7 +347,7 @@ Quit current game         \\[5x5-quit-game]"
 
 ;;;###autoload
 (defun 5x5-crack-xor-mutate ()
-  "Attempt to crack 5x5 by xor the current and best solution.
+  "Attempt to crack 5x5 by xoring the current and best solution.
 Mutate the result."
   (interactive)
   (5x5-crack #'5x5-make-xor-with-mutation))
@@ -393,7 +393,7 @@ should return a grid vector array that is the new solution."
   (5x5-mutate-solution best))
 
 (defun 5x5-make-xor-with-mutation (current best)
-  "xor current and best solution then mutate the result."
+  "Xor current and best solution then mutate the result."
   (let ((xored (5x5-make-new-grid)))
     (loop for y from 0 to (1- 5x5-grid-size) do
           (loop for x from 0 to (1- 5x5-grid-size) do
@@ -412,8 +412,8 @@ should return a grid vector array that is the new solution."
   solution)
 
 (defun 5x5-play-solution (solution best)
-  "Play a solution on an empty grid. This destroys the current game in
-progress because it is an animated attempt."
+  "Play a solution on an empty grid.  This destroys the current game
+in progress because it is an animated attempt."
   (5x5-new-game)
   (let ((inhibit-quit t))
     (loop for y from 0 to (1- 5x5-grid-size) do
@@ -514,7 +514,7 @@ progress because it is an animated attempt."
   (and (or x y) (not (and x y))))
 
 (defun 5x5-y-or-n-p (prompt)
-  "5x5 wrapper for y-or-n-p which respects the 5x5-hassle-me setting."
+  "5x5 wrapper for `y-or-n-p' which respects the `5x5-hassle-me' setting."
   (if 5x5-hassle-me
       (y-or-n-p prompt)
     t))