module DeepCover::Node::Mixin::HasChildHandler::ClassMethods
Public Instance Methods
has_child_handler(template)
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# File lib/deep_cover/node/mixin/has_child_handler.rb, line 26 def has_child_handler(template) child_method_name = format(template, name: 'child') action = template.gsub(/_%{name}/, '').gsub(/%{name}_/, '') const_name = "#{Tools.camelize(action)}Handler" class_eval <<-EVAL, __FILE__, __LINE__ + 1 module #{const_name} # module RewriteHandler module ClassMethods # module ClassMethods def has_child(#{action}: nil, **args) # def has_child(rewrite: nil, **args) name, _types = args.first # name, _types = args.first define_child_handler(#{template.inspect}, # define_child_handler('rewrite_%{child}', name, #{action}) # name, rewrite) super(**args) # super(**args) end # end end # end def #{child_method_name}(child, name = nil) # def rewrite_child(child, name = nil) call_child_handler(#{template.inspect}, child, # call_child_handler('rewrite_%{child}', child, name) || super # name) || super end # end end # end include #{const_name} # include RewriteHandler singleton_class.prepend #{const_name}::ClassMethods # singleton_class.prepend RewriteHandler::ClassMethods EVAL end
Private Instance Methods
define_child_handler(template, name, action)
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# File lib/deep_cover/node/mixin/has_child_handler.rb, line 51 def define_child_handler(template, name, action) method_name = format(template, name: name) case action when nil # Nothing to do when Symbol define_method(method_name) do |*args| arity = method(action).arity raise NotImplementedError if arity < 0 send(action, *args[0...arity]) end when Proc define_method(method_name, &action) else define_method(method_name) { |*| action } end end