Class: Delta::Plucker

Inherits:

Object

• Object
• Delta::Plucker

Defined in:

lib/delta/plucker.rb

Defined Under Namespace

Classes: Null

Instance Method Summary

• #initialize(pluck) ⇒ Plucker constructor

  A new instance of Plucker.

• #pluck(object) ⇒ Object

Constructor Details

#initialize(pluck) ⇒ Plucker

Returns a new instance of Plucker.

# File 'lib/delta/plucker.rb', line 3

def initialize(pluck)
  self.array = pluck
  self.struct = Struct.new(*array)
end

Instance Method Details

#pluck(object) ⇒ Object

# File 'lib/delta/plucker.rb', line 8

def pluck(object)
  attributes = array.map { |k| object.public_send(k) }
  struct.new(*attributes)
end