Class: CafeCar::QueryBuilder::Op

Inherits:
Struct
  • Object
show all
Defined in:
lib/cafe_car/query_builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(op, rhs) ⇒ Op

Returns a new instance of Op.



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# File 'lib/cafe_car/query_builder.rb', line 6

def initialize(op, rhs)
  super(op.to_sym, rhs)
end

Instance Attribute Details

#op ⇒ Object

Returns the value of attribute op

Returns:

  • (Object) —

    the current value of op



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# File 'lib/cafe_car/query_builder.rb', line 5

def op
  @op
end

#rhs ⇒ Object

Returns the value of attribute rhs

Returns:

  • (Object) —

    the current value of rhs



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# File 'lib/cafe_car/query_builder.rb', line 5

def rhs
  @rhs
end

Instance Method Details

#arel(node) ⇒ Object 



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# File 'lib/cafe_car/query_builder.rb', line 13

def arel(node) = node.public_send(arel_op, rhs)

#arel_op ⇒ Object 



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# File 'lib/cafe_car/query_builder.rb', line 15

def arel_op
  case op
  when :<  then :lt
  when :>  then :gt
  when :>= then :gteq
  when :<= then :lteq
  when :== then :eq
  else op
  end
end

#flop ⇒ Object 



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# File 'lib/cafe_car/query_builder.rb', line 10

def flop = op.to_s.tr("<>", "><").to_sym

#map ⇒ Object 



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# File 'lib/cafe_car/query_builder.rb', line 11

def map  = Op.new(op, yield(rhs))