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Class: Arel::Nodes::Fragments

Do not use. This class is for internal use only.
Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, Node
Instance Chain:
self, Node, ::Arel::FactoryMethods
Inherits: Arel::Nodes::Node
Defined in: activerecord/lib/arel/nodes/fragments.rb

Class Method Summary

Instance Attribute Summary

Node - Inherited

#equality?

Instance Method Summary

Node - Inherited

#and

Factory method to create an And node.
#fetch_attribute, #invert,
#not

Factory method to create a Nodes::Not node that has the recipient of the caller as a child.
#or

Factory method to create a Grouping node that has an Or node as a child.
#to_sql

FIXME: this method should go away.

::Arel::FactoryMethods - Included

#cast, #coalesce, #create_and, #create_false, #create_join, #create_on, #create_string_join, #create_table_alias, #create_true, #grouping,
#lower

Create a LOWER() function.

Constructor Details

.new(values = []) ⇒ Fragments

[ GitHub ] 

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 8



def initialize(values = [])
  super()
  @values = values
end


  







Instance Attribute Details



  

    #values   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 6



attr_reader :values


  







Instance Method Details



  

    #+(other)  
  



  

    
  





  
Raises:


    
  
  • 
    (ArgumentError)
  
    • 





  [ GitHub ]


  

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 22



def +(other)
  raise ArgumentError, "Expected Arel node" unless Arel.arel_node?(other)

  self.class.new([*@values, other])
end


  








  

    #==(other)  
  



  

    

Alias for #eql?.


  



  [ GitHub ]


  

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 32



alias :== :eql?


  








  

    #eql?(other)  ⇒ Boolean 
    Also known as: #==
  



  

    
  





  


  [ GitHub ]


  

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 28



def eql?(other)
  self.class == other.class &&
    self.values == other.values
end


  








  

    #hash  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 18



def hash
  [@values].hash
end


  








  

    #initialize_copy(other)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/arel/nodes/fragments.rb', line 13



def initialize_copy(other)
  super
  @values = @values.clone
end