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authorAkira Matsuda <ronnie@dio.jp>2012-02-13 17:54:58 +0900
committerAaron Patterson <aaron.patterson@gmail.com>2012-02-20 16:02:44 -0800
commit71b95bd954edd8e8f09293044d49b34b9120279a (patch)
tree0c7e052b74acc0a81aad854dfb854715d8ee26fc /activesupport/lib/active_support/core_ext
parent08b029cd245a304fd204081c1c7f2a96ce32f4c6 (diff)
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add AS::SafeBuffer#clone_empty
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
-rw-r--r--activesupport/lib/active_support/core_ext/string/output_safety.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/string/output_safety.rb b/activesupport/lib/active_support/core_ext/string/output_safety.rb
index dd780da157..20c2befc57 100644
--- a/activesupport/lib/active_support/core_ext/string/output_safety.rb
+++ b/activesupport/lib/active_support/core_ext/string/output_safety.rb
@@ -124,6 +124,12 @@ module ActiveSupport #:nodoc:
@dirty = other.dirty?
end
+ def clone_empty
+ new_safe_buffer = self[0, 0]
+ new_safe_buffer.instance_variable_set(:@dirty, @dirty)
+ new_safe_buffer
+ end
+
def concat(value)
if dirty? || value.html_safe?
super(value)