lib/fat_free_crm/core_ext/alias_method_chain.rb
# frozen_string_literal: true
class Module
def alias_method_chain(target, feature)
# Strip out punctuation on predicates, bang or writer methods since
# e.g. target?_without_feature is not a valid method name.
aliased_target = target.to_s.sub(/([?!=])$/, '')
punctuation = Regexp.last_match(1)
yield(aliased_target, punctuation) if block_given?
with_method = "#{aliased_target}_with_#{feature}#{punctuation}"
without_method = "#{aliased_target}_without_#{feature}#{punctuation}"
alias_method without_method, target
alias_method target, with_method
if public_method_defined?(without_method)
public target
elsif protected_method_defined?(without_method)
protected target
elsif private_method_defined?(without_method)
private target
end
end
end