From 49b1923c6c4f3668195f7aa3f7c3bf2d6a93c2af Mon Sep 17 00:00:00 2001
From: Henrik Hodne <me@henrikhodne.com>
Date: Sat, 3 Aug 2013 15:30:29 -0700
Subject: [PATCH] Fix character literals in documentation

---
 enum.c    | 6 +++---
 numeric.c | 2 +-
 string.c  | 6 +++---
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/enum.c b/enum.c
index 8dd2451..78647c4 100644
--- a/enum.c
+++ b/enum.c
@@ -888,7 +888,7 @@ sort_by_cmp(const void *ap, const void *bp, void *data)
  *
  *     files = Dir["*"]
  *     sorted = files.sort { |a, b|
- *       test(?M, a) <=> test(?M, b)
+ *       test(??M, a) <=> test(??M, b)
  *     }
  *     sorted   #=> ["mon", "tues", "wed", "thurs"]
  *
@@ -901,13 +901,13 @@ sort_by_cmp(const void *ap, const void *bp, void *data)
  *  and then extract the filename from the result.
  *
  *     sorted = Dir["*"].collect { |f|
- *        [test(?M, f), f]
+ *        [test(??M, f), f]
  *     }.sort.collect { |f| f[1] }
  *     sorted   #=> ["mon", "tues", "wed", "thurs"]
  *
  *  This is exactly what <code>sort_by</code> does internally.
  *
- *     sorted = Dir["*"].sort_by { |f| test(?M, f) }
+ *     sorted = Dir["*"].sort_by { |f| test(??M, f) }
  *     sorted   #=> ["mon", "tues", "wed", "thurs"]
  */
 
diff --git a/numeric.c b/numeric.c
index 05035b7..806df98 100644
--- a/numeric.c
+++ b/numeric.c
@@ -2543,7 +2543,7 @@ int_chr(int argc, VALUE *argv, VALUE num)
  *
  *  Returns the +int+ itself.
  *
- *     ?a.ord    #=> 97
+ *     ??a.ord    #=> 97
  *
  *  This method is intended for compatibility to character constant in Ruby
  *  1.9.
diff --git a/string.c b/string.c
index f101a94..a694fc3 100644
--- a/string.c
+++ b/string.c
@@ -2599,7 +2599,7 @@ rb_str_index(VALUE str, VALUE sub, long offset)
  *     "hello".index('e')             #=> 1
  *     "hello".index('lo')            #=> 3
  *     "hello".index('a')             #=> nil
- *     "hello".index(?e)              #=> 1
+ *     "hello".index(??e)              #=> 1
  *     "hello".index(/[aeiou]/, -3)   #=> 4
  */
 
@@ -2713,7 +2713,7 @@ rb_str_rindex(VALUE str, VALUE sub, long pos)
  *     "hello".rindex('e')             #=> 1
  *     "hello".rindex('l')             #=> 3
  *     "hello".rindex('a')             #=> nil
- *     "hello".rindex(?e)              #=> 1
+ *     "hello".rindex(??e)              #=> 1
  *     "hello".rindex(/[aeiou]/, -2)   #=> 1
  */
 
@@ -4443,7 +4443,7 @@ rb_str_reverse_bang(VALUE str)
  *
  *     "hello".include? "lo"   #=> true
  *     "hello".include? "ol"   #=> false
- *     "hello".include? ?h     #=> true
+ *     "hello".include? ??h     #=> true
  */
 
 static VALUE
-- 
1.8.3.3