Class: Yaks::Mapper::Association

Inherits:
Object
  • Object
show all
Includes:
AbstractType, Util
Defined in:
lib/yaks/mapper/association.rb

Direct Known Subclasses

HasMany, HasOne

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Util

#Resolve, #camelize, #extract_options, #reject_keys, #slice_hash, #symbolize_keys, #underscore

Class Method Details

.create(name, options = {}) ⇒ Object 



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# File 'lib/yaks/mapper/association.rb', line 15

def self.create(name, options = {})
  if options.key?(:mapper)
    options = options.dup
    mapper  = options.delete(:mapper)
    options[:item_mapper] = mapper
  end
  options[:name] = name
  new(options)
end

Instance Method Details

#add_to_resource(resource, parent_mapper, context) ⇒ Object 



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# File 'lib/yaks/mapper/association.rb', line 25

def add_to_resource(resource, parent_mapper, context)
  return resource unless parent_mapper.expand_value(self.if)
  AssociationMapper.new(parent_mapper, self, context).call(resource)
end

#map_rel(policy) ⇒ Object 



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# File 'lib/yaks/mapper/association.rb', line 34

def map_rel(policy)
  return rel unless rel.equal?(Undefined)
  policy.derive_rel_from_association(self)
end

#render_as_link?(parent_mapper) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/yaks/mapper/association.rb', line 30

def render_as_link?(parent_mapper)
  href != Undefined && link_if != Undefined && Resolve(link_if, parent_mapper)
end

#resolve_association_mapper(policy) ⇒ Object

support for HasOne and HasMany



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# File 'lib/yaks/mapper/association.rb', line 44

def resolve_association_mapper(policy)
  return item_mapper unless item_mapper.equal?(Undefined)
  policy.derive_mapper_from_association(self)
end