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-rw-r--r--activesupport/lib/active_support/callbacks.rb92
1 files changed, 45 insertions, 47 deletions
diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb
index 905dfb040b..844237fe6a 100644
--- a/activesupport/lib/active_support/callbacks.rb
+++ b/activesupport/lib/active_support/callbacks.rb
@@ -178,49 +178,48 @@ module ActiveSupport
# options[0] is the compiled form of supplied conditions
# options[1] is the "end" for the conditional
#
- if @kind == :before || @kind == :around
- if @kind == :before
- # if condition # before_save :filter_name, :if => :condition
- # filter_name
- # end
- filter = <<-RUBY_EVAL
- unless halted
- result = #{@filter}
- halted = (#{chain.config[:terminator]})
- end
- RUBY_EVAL
-
- [@compiled_options[0], filter, @compiled_options[1]].compact.join("\n")
- else
- # Compile around filters with conditions into proxy methods
- # that contain the conditions.
- #
- # For `around_save :filter_name, :if => :condition':
- #
- # def _conditional_callback_save_17
- # if condition
- # filter_name do
- # yield self
- # end
- # else
- # yield self
- # end
- # end
- #
- name = "_conditional_callback_#{@kind}_#{next_id}"
- @klass.class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1
- def #{name}(halted)
- #{@compiled_options[0] || "if true"} && !halted
- #{@filter} do
- yield self
- end
- else
+ case @kind
+ when :before
+ # if condition # before_save :filter_name, :if => :condition
+ # filter_name
+ # end
+ filter = <<-RUBY_EVAL
+ unless halted
+ result = #{@filter}
+ halted = (#{chain.config[:terminator]})
+ end
+ RUBY_EVAL
+
+ [@compiled_options[0], filter, @compiled_options[1]].compact.join("\n")
+ when :around
+ # Compile around filters with conditions into proxy methods
+ # that contain the conditions.
+ #
+ # For `around_save :filter_name, :if => :condition':
+ #
+ # def _conditional_callback_save_17
+ # if condition
+ # filter_name do
+ # yield self
+ # end
+ # else
+ # yield self
+ # end
+ # end
+ #
+ name = "_conditional_callback_#{@kind}_#{next_id}"
+ @klass.class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1
+ def #{name}(halted)
+ #{@compiled_options[0] || "if true"} && !halted
+ #{@filter} do
yield self
end
+ else
+ yield self
end
- RUBY_EVAL
- "#{name}(halted) do"
- end
+ end
+ RUBY_EVAL
+ "#{name}(halted) do"
end
end
@@ -229,15 +228,14 @@ module ActiveSupport
def end(key=nil, object=nil)
return if key && !object.send("_one_time_conditions_valid_#{@callback_id}?")
- if @kind == :around || @kind == :after
+ case @kind
+ when :after
# if condition # after_save :filter_name, :if => :condition
# filter_name
# end
- if @kind == :after
- [@compiled_options[0], @filter, @compiled_options[1]].compact.join("\n")
- else
- "end"
- end
+ [@compiled_options[0], @filter, @compiled_options[1]].compact.join("\n")
+ when :around
+ "end"
end
end
@@ -388,7 +386,7 @@ module ActiveSupport
# key. See #define_callbacks for more information.
#
def __define_runner(symbol) #:nodoc:
- body = send("_#{symbol}_callbacks").compile(nil)
+ body = send("_#{symbol}_callbacks").compile
silence_warnings do
undef_method "_run_#{symbol}_callbacks" if method_defined?("_run_#{symbol}_callbacks")