Class: Proc

Inherits:
Object show all
Defined in:
lib/rext/proc/helpers.rb

Instance Method Summary collapse

Instance Method Details

#yield_or_eval(object) ⇒ Object

Yield or instance evaluate the object passed based on this proc’s arity.

Examples

def foo &block
  block.yield_or_eval 'bar'
end

foo { |v| v.length }  # => 3
foo { length }        # => 3



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# File 'lib/rext/proc/helpers.rb', line 18

def yield_or_eval object
  arity > 0 ? self.call(object) : object.instance_eval(&self)
end