Class: Arel::Nodes::Preceding

Inherits:

Unary

• Object
• Node
• Unary
• Arel::Nodes::Preceding

Defined in:

lib/arel/nodes/window.rb

Instance Attribute Summary

Attributes inherited from Unary

#expr

Instance Method Summary

• #initialize(expr = nil) ⇒ Preceding constructor

  A new instance of Preceding.

Methods inherited from Unary

#eql?, #hash

Methods inherited from Node

#_caller, #and, #each, #not, #or, #to_sql

Methods included from FactoryMethods

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

Constructor Details

#initialize(expr = nil) ⇒ Preceding

Returns a new instance of Preceding.

# File 'lib/arel/nodes/window.rb', line 112

def initialize(expr = nil)
  super(expr)
end