module ModelPack::ClassMethods
Public Instance Methods
array(name, default: nil, serialize: nil, writer: nil, class_name: nil)
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# File lib/model_pack/class_methods.rb, line 45 def array(name, default: nil, serialize: nil, writer: nil, class_name: nil) attribute(name, default: default, serialize: serialize, as: Array, writer: writer || lambda { |array| array.is_a?(Array) ? (array.collect { |v| v.is_a?(Hash) && class_name ? class_name.new(v) : v }) : [] }) end
attribute(name, writer: lambda { |v| v }, default: nil, as: nil, serialize: nil, predicate: nil)
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# File lib/model_pack/class_methods.rb, line 4 def attribute(name, writer: lambda { |v| v }, default: nil, as: nil, serialize: nil, predicate: nil) register_attribute(name) attribute_reader(name, default: default, as: as, serialize: serialize, predicate: predicate) attribute_writer(name, writer: writer) end
attribute_reader(name, default: nil, as: nil, serialize: nil, predicate: nil)
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# File lib/model_pack/class_methods.rb, line 16 def attribute_reader(name, default: nil, as: nil, serialize: nil, predicate: nil) dv = default.dup rescue default define_method name do instance_variable_defined?("@#{name}") ? instance_variable_get("@#{name}") : instance_variable_set("@#{name}", (as ? as.new : (dv.is_a?(Proc) ? dv.call : dv ))) end # define predicate method if required define_method "#{name}?" do value = (instance_variable_defined?("@#{name}") ? instance_variable_get("@#{name}") : instance_variable_set("@#{name}", (as ? as.new : (dv.is_a?(Proc) ? dv.call : dv )))) predicate.is_a?(Proc) ? predicate.call(value) : !!value # false for nil or false end if predicate define_method "#{name}_hash" do instance_exec(send(name), &serialize) end if serialize end
attribute_writer(name, writer: lambda { |v| v })
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# File lib/model_pack/class_methods.rb, line 10 def attribute_writer(name, writer: lambda { |v| v }) define_method "#{name}=" do |value| instance_variable_set("@#{name}", instance_exec(value, &writer)) end end
dictionary(name, class_name: nil, default: nil, serialize: nil, writer: nil)
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# File lib/model_pack/class_methods.rb, line 53 def dictionary(name, class_name: nil, default: nil, serialize: nil, writer: nil) attribute(name, default: default, serialize: serialize, writer: writer || lambda { |dictionary| Hash[dictionary.map { |k,v| [k, v.is_a?(Hash) && class_name ? class_name.new(v) : v]}] }, as: Hash) end
object(name, class_name: nil, default: nil, as: nil, serialize: nil, predicate: nil)
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# File lib/model_pack/class_methods.rb, line 36 def object(name, class_name: nil, default: nil, as: nil, serialize: nil, predicate: nil) attribute(name, default: default, serialize: serialize, predicate: predicate, as: as, writer: lambda { |v| v.is_a?(Hash) && class_name ? class_name.new(v) : v }) end