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Fix doc: set_callback also accepts an array of if: #19595

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Mar 31, 2015
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Fix doc: set_callback also accepts an array of if: #19595

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10 changes: 6 additions & 4 deletions activesupport/lib/active_support/callbacks.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -663,10 +663,12 @@ def __update_callbacks(name) #:nodoc:
#
# ===== 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)
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