Class: Defer::Block

Inherits:
SimpleDelegator
  • Object
show all
Defined in:
lib/defer/block.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.run(base, &block) ⇒ Object 



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# File 'lib/defer/block.rb', line 5

def self.run(base, &block)
  new(base).run(&block)
end

Instance Method Details

#defer(&block) ⇒ Object 



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# File 'lib/defer/block.rb', line 19

def defer(&block)
  _stack.unshift(block)
end

#recover ⇒ Object 



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# File 'lib/defer/block.rb', line 23

def recover
  @_recovered = true
  @_exception
end

#run(&block) ⇒ Object 



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# File 'lib/defer/block.rb', line 9

def run(&block)
  ret = instance_eval(&block)
rescue Exception => e
  @_exception = e
ensure
  _cleanup
  raise @_exception if @_exception && !@_recovered
  ret
end