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module Clamp
module Attribute
module Declaration
protected
def define_accessors_for(attribute, &block)
define_reader_for(attribute)
define_default_for(attribute)
if attribute.multivalued?
define_appender_for(attribute, &block)
define_multi_writer_for(attribute)
else
define_simple_writer_for(attribute, &block)
end
end
private
def define_reader_for(attribute)
define_method(attribute.read_method) do
attribute.of(self)._read
end
end
def define_default_for(attribute)
define_method(attribute.default_method) do
attribute.default_value
end
end
def define_simple_writer_for(attribute, &block)
define_method(attribute.write_method) do |value|
value = instance_exec(value, &block) if block
attribute.of(self).set(value)
end
end
def define_appender_for(attribute, &block)
define_method(attribute.append_method) do |value|
value = instance_exec(value, &block) if block
attribute.of(self)._append(value)
end
end
def define_multi_writer_for(attribute)
define_method(attribute.write_method) do |values|
attribute.of(self)._replace(values)
end
end
end
end
end
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