diff options
Diffstat (limited to 'activesupport/lib/active_support/callbacks.rb')
| -rw-r--r-- | activesupport/lib/active_support/callbacks.rb | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb index 37f9494272..9cf09ab266 100644 --- a/activesupport/lib/active_support/callbacks.rb +++ b/activesupport/lib/active_support/callbacks.rb @@ -5,6 +5,7 @@ require 'active_support/core_ext/class/attribute' require 'active_support/core_ext/kernel/reporting' require 'active_support/core_ext/kernel/singleton_class' require 'active_support/core_ext/string/filters' +require 'active_support/deprecation' require 'thread' module ActiveSupport @@ -662,10 +663,12 @@ module ActiveSupport # # ===== Options # - # * <tt>:if</tt> - A symbol naming an instance method or a proc; the - # callback will be called only when it returns a +true+ value. - # * <tt>:unless</tt> - A symbol naming an instance method or a proc; the - # callback will be called only when it returns a +false+ value. + # * <tt>:if</tt> - A symbol, a string or an array of symbols and strings, + # each naming an instance method or a proc; the callback will be called + # only when they all return a true value. + # * <tt>:unless</tt> - A symbol, a string or an array of symbols and + # strings, each naming an instance method or a proc; the callback will + # be called only when they all return a false value. # * <tt>:prepend</tt> - If +true+, the callback will be prepended to the # existing chain rather than appended. def set_callback(name, *filter_list, &block) |