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Versions: 24
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Contents
class Module
# Custom alias_method_chain that won't cause inifinite recursion if
# called twice.
# Calling alias_method_chain on alias_method_chain
# was just way to confusing, so I copied it :-/
def alias_method_chain(target, feature)
# Strip out punctuation on predicates or bang methods since
# e.g. target?_without_feature is not a valid method name.
aliased_target, punctuation = target.to_s.sub(/([?!=])$/, ''), $1
yield(aliased_target, punctuation) if block_given?
without = "#{aliased_target}_without_#{feature}#{punctuation}"
unless method_defined?(without)
alias_method without, target
alias_method target, "#{aliased_target}_with_#{feature}#{punctuation}"
end
end
# we used to have a delegate in here that didn't go bang if 'to' is
# nil. If you relied on it, use the new :allow_nil option with
# active_support's delegate
end
Version data entries
24 entries across 24 versions & 1 rubygems