From 48cef84150d2c5f7be351787d0584626f5b8155a Mon Sep 17 00:00:00 2001
From: Michael Koziarski <michael@koziarski.com>
Date: Thu, 12 Oct 2006 21:03:32 +0000
Subject: Make core_ext/string/access.rb multibyte safe. Closes #6388 [Manfred
 Stienstra]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5287 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 activesupport/CHANGELOG                                    |  2 ++
 activesupport/lib/active_support/core_ext/string/access.rb | 10 +++++-----
 activesupport/test/core_ext/string_ext_test.rb             |  1 +
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/activesupport/CHANGELOG b/activesupport/CHANGELOG
index 9cc032fd04..a94780404e 100644
--- a/activesupport/CHANGELOG
+++ b/activesupport/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Make core_ext/string/access.rb multibyte safe. Closes #6388 [Manfred Stienstra]
+
 * Make String#chars slicing behaviour consistent with String. Closes #6387 [Manfred Stienstra]
 
 * Pull in latest multibye patch. Closes #6346 [Manfred Stienstra]
diff --git a/activesupport/lib/active_support/core_ext/string/access.rb b/activesupport/lib/active_support/core_ext/string/access.rb
index 5d0e0c21aa..cb6da4ab6a 100644
--- a/activesupport/lib/active_support/core_ext/string/access.rb
+++ b/activesupport/lib/active_support/core_ext/string/access.rb
@@ -10,7 +10,7 @@ module ActiveSupport #:nodoc:
         #   "hello".at(4)  # => "o"
         #   "hello".at(10) # => nil
         def at(position)
-          self[position, 1]
+          chars[position, 1]
         end
         
         # Returns the remaining of the string from the +position+ treating the string as an array (where 0 is the first character).
@@ -20,7 +20,7 @@ module ActiveSupport #:nodoc:
         #   "hello".from(2)  # => "llo"
         #   "hello".from(10) # => nil
         def from(position)
-          self[position..-1]
+          chars[position..-1]
         end
         
         # Returns the beginning of the string up to the +position+ treating the string as an array (where 0 is the first character).
@@ -30,7 +30,7 @@ module ActiveSupport #:nodoc:
         #   "hello".to(2)  # => "hel"
         #   "hello".to(10) # => "hello"
         def to(position)
-          self[0..position]
+          chars[0..position]
         end
 
         # Returns the first character of the string or the first +limit+ characters.
@@ -40,7 +40,7 @@ module ActiveSupport #:nodoc:
         #   "hello".first(2)  # => "he"
         #   "hello".first(10) # => "hello"
         def first(limit = 1)
-          self[0..(limit - 1)]
+          chars[0..(limit - 1)]
         end
         
         # Returns the last character of the string or the last +limit+ characters.
@@ -50,7 +50,7 @@ module ActiveSupport #:nodoc:
         #   "hello".last(2)  # => "lo"
         #   "hello".last(10) # => "hello"
         def last(limit = 1)
-          self[(-limit)..-1] || self
+          chars[(-limit)..-1] || self
         end
       end
     end
diff --git a/activesupport/test/core_ext/string_ext_test.rb b/activesupport/test/core_ext/string_ext_test.rb
index c7c4d1a05f..47f772ab9b 100644
--- a/activesupport/test/core_ext/string_ext_test.rb
+++ b/activesupport/test/core_ext/string_ext_test.rb
@@ -75,6 +75,7 @@ class StringInflectionsTest < Test::Unit::TestCase
 
     assert_equal "o", s.last
     assert_equal "llo", s.last(3)
+    assert_equal "hello", s.last(10)
 
     assert_equal 'x', 'x'.first
     assert_equal 'x', 'x'.first(4)
-- 
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