Class: Partitional::Model

Inherits:
Object
  • Object
show all
Includes:
ActiveModel::Model
Defined in:
lib/partitional/model.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#mapping ⇒ Object 



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# File 'lib/partitional/model.rb', line 64

def mapping
  @mapping || {}
end

#record ⇒ Object

Returns the value of attribute record.



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# File 'lib/partitional/model.rb', line 7

def record
  @record
end

Class Method Details

.attr_accessor(*attrs) ⇒ Object 



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# File 'lib/partitional/model.rb', line 39

def self.attr_accessor(*attrs)
  attr_reader(*attrs)
  attr_writer(*attrs)
end

.attr_define(*attrs) ⇒ Object 



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# File 'lib/partitional/model.rb', line 14

def self.attr_define(*attrs)
  attributes.concat(attrs.map(&:to_sym))
  attributes.uniq!
end

.attr_reader(*attrs) ⇒ Object 



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# File 'lib/partitional/model.rb', line 19

def self.attr_reader(*attrs)
  attr_define(*attrs)
  attrs.each do |attr|
    attr = attr.to_s.to_sym
    define_method(attr) do
      self[attr]
    end
  end
end

.attr_writer(*attrs) ⇒ Object 



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# File 'lib/partitional/model.rb', line 29

def self.attr_writer(*attrs)
  attr_define(*attrs)
  attrs.each do |attr|
    attr = attr.to_s.to_sym
    define_method(:"#{attr}=") do |val|
      self[attr] = val
    end
  end
end

.attributes ⇒ Object 



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# File 'lib/partitional/model.rb', line 10

def self.attributes
  @attributes ||= []
end

Instance Method Details

#[](attr) ⇒ Object 



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# File 'lib/partitional/model.rb', line 44

def [](attr)
  attr = attr.to_s.to_sym
  reader = mapping.fetch(attr) { attr }
  record ? record_send(reader) : instance_variable_get(:"@#{attr}")
end

#[]=(attr, val) ⇒ Object 



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# File 'lib/partitional/model.rb', line 50

def []=(attr, val)
  attr = attr.to_s.to_sym
  writer = mapping.fetch(attr) { attr }
  record ? record_send(:"#{writer}=", val) : instance_variable_set(:"@#{attr}", val)
end

#as_json ⇒ Object 



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# File 'lib/partitional/model.rb', line 56

def as_json
  attrs = self.class.attributes.map do |key|
    [key, send(key)]
  end

  Hash[attrs]
end