Class: BabySqueel::Nodes::Attribute

Inherits:
Node
  • Object
show all
Defined in:
lib/baby_squeel/nodes/attribute.rb

Instance Method Summary collapse

Methods included from Operators::ArelAliasing

#arel_alias

Methods included from Operators::Generic

#op

Methods inherited from Proxy

const_missing, #inspect, #respond_to?

Constructor Details

#initialize(parent, name) ⇒ Attribute

Returns a new instance of Attribute.



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# File 'lib/baby_squeel/nodes/attribute.rb', line 6

def initialize(parent, name)
  @parent = parent
  @name = name
  super(parent._table[name])
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class BabySqueel::Nodes::Proxy

Instance Method Details

#_arel ⇒ Object 



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# File 'lib/baby_squeel/nodes/attribute.rb', line 20

def _arel
  if @parent.kind_of? BabySqueel::Association
    table = @parent.find_alias(@parent)
    table ? table[@name] : super
  else
    super
  end
end

#in(rel) ⇒ Object 



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# File 'lib/baby_squeel/nodes/attribute.rb', line 12

def in(rel)
  if rel.is_a? ::ActiveRecord::Relation
    ::Arel::Nodes::In.new(self, Arel.sql(rel.to_sql))
  else
    super
  end
end