Class: ItsIt::It

Inherits:
BasicObject
Defined in:
lib/its-it/it.rb

Overview

The class instantiated by the it and its kernel methods.

Defined Under Namespace

Modules: KeyValAccessors

Instance Method Summary collapse

Constructor Details

#initialize ⇒ It

:nodoc:



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# File 'lib/its-it/it.rb', line 17

def initialize #:nodoc:
  @queue = []
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, **kw, &block) ⇒ Object 



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# File 'lib/its-it/it.rb', line 21

def method_missing(method, *args, **kw, &block)
  @queue << [method, args, kw, block] unless method == :respond_to? and [:to_proc, :===].include?(args.first.to_sym)
  self
end

Instance Method Details

#===(obj) ⇒ Object 



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# File 'lib/its-it/it.rb', line 45

def ===(obj)
  self.to_proc.call(obj)
end

#to_proc ⇒ Object 



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# File 'lib/its-it/it.rb', line 35

def to_proc
  Kernel.send :proc do |*obj|
    case obj.size
    when 1 then obj = obj.shift     # array comprehension, gets one arg
    when 2 then obj.extend(KeyValAccessors) # hash comprehension, gets two args
    end
    @queue.inject(obj) { |chain,(method, args, kw, block)| chain.send(method, *args, **kw, &block) }
  end
end