Module: Flexcon

Defined in:
lib/flexcon.rb,
lib/flexcon/version.rb

Constant Summary collapse

VERSION = 
"0.1.0"

Class Method Summary collapse

Class Method Details

.argnames(handler) ⇒ Object 



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# File 'lib/flexcon.rb', line 22

def argnames(handler)
  handler.parameters.map { |a| a[-1] }
end

.args(scope, handler, *props) ⇒ Object 



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# File 'lib/flexcon.rb', line 9

def args(scope, handler, *props)
  props = self.argnames(handler) if props.empty?

  getter   = lambda do |index| scope[props[index]]      end if scope.is_a?(Hash)
  getter ||= lambda do |index| scope[index]             end if scope.is_a?(Array)
  getter ||= lambda do |index| scope.send(props[index]) end

  limit = handler.arity
  limit = props.size if limit == -1

  return (0...limit).map(&getter)
end

.dispatch(scope, handler, *props) ⇒ Object 



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# File 'lib/flexcon.rb', line 5

def dispatch(scope, handler, *props)
  handler.call(*self.args(scope, handler, *props))
end