Method: Needle::Container#register

Defined in:
lib/needle/container.rb

#register(name, opts = {}, &callback) ⇒ Object

Register the named service with the container. When the service is requested (with Container#[]), the associated callback will be used to construct it.

This returns the registry that was used to register the service.

Usage:

container.register( :calc, :model=>:prototype ) do |c|
  Calc.new( c.operations )
end

Raises:



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# File 'lib/needle/container.rb', line 136

def register( name, opts={}, &callback )
  raise ArgumentError, "expect block" unless callback

  name = name.to_s.intern unless name.is_a?( Symbol )
  @service_points[ name ] =
    ServicePoint.new( self, name, @defaults.merge( opts ), &callback )

  self
end