Class: WiseGopher::Param

Inherits:
Object
  • Object
show all
Defined in:
lib/wise_gopher/param.rb

Overview

Register query’s params and build query’s bind variables

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, type_symbol, transform = nil) ⇒ Param

Returns a new instance of Param.



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# File 'lib/wise_gopher/param.rb', line 8

def initialize(name, type_symbol, transform = nil)
  @name      = name.to_s.freeze
  @type      = ActiveRecord::Type.lookup type_symbol
  @transform = transform&.to_proc
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/wise_gopher/param.rb', line 6

def name
  @name
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/wise_gopher/param.rb', line 6

def type
  @type
end

Instance Method Details

#build_bind(value) ⇒ Object 



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# File 'lib/wise_gopher/param.rb', line 14

def build_bind(value)
  prepared_value = @transform ? transform_value(value) : value

  ActiveRecord::Relation::QueryAttribute.new(name, prepared_value, type)
end