Class: Rack::Client::BodyCollection

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/client/parser/body_collection.rb

Instance Method Summary collapse

Constructor Details

#initialize(&load_with_proc) ⇒ BodyCollection

Returns a new instance of BodyCollection.

Raises:

  • (ArgumentException) 


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# File 'lib/rack/client/parser/body_collection.rb', line 6

def initialize(&load_with_proc)
  raise ArgumentException, 'BodyCollection must be initialized with a block' unless block_given?

  @loaded         = false
  @finished       = false
  @load_with_proc = load_with_proc
  @callbacks      = []
  @array          = []
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(sym, *a, &b) ⇒ Object 



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# File 'lib/rack/client/parser/body_collection.rb', line 44

def method_missing(sym, *a, &b)
  lazy_load
  @array.send(sym, *a, &b)
end

Instance Method Details

#<<(value) ⇒ Object 



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# File 'lib/rack/client/parser/body_collection.rb', line 31

def <<(value)
  @array << value
  @callbacks.each {|cb| cb[value] }
end

#each(&block) ⇒ Object 



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# File 'lib/rack/client/parser/body_collection.rb', line 16

def each(&block)
  @callbacks << block
  @array.each {|a| yield(*a) }

  lazy_load unless finished?
ensure
  @callbacks.delete(block)
end

#finish ⇒ Object 



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# File 'lib/rack/client/parser/body_collection.rb', line 40

def finish
  @finished = true
end

#finished? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rack/client/parser/body_collection.rb', line 36

def finished?
  @finished
end

#lazy_load ⇒ Object 



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# File 'lib/rack/client/parser/body_collection.rb', line 25

def lazy_load
  until finished?
    @load_with_proc[self]
  end
end