Class: Wrapper

Inherits:
Object
  • Object
show all
Defined in:
lib/nrser/rspex.rb

Instance Method Summary collapse

Constructor Details

#initialize(description: nil, &block) ⇒ Wrapper

Returns a new instance of Wrapper.



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# File 'lib/nrser/rspex.rb', line 62

def initialize description: nil, &block
  case description
  when Symbol
    @description = description.to_s
    
    if block
      raise ArgumentError,
        "Don't provide block with symbol"
    end
    
    if @description.start_with? '@'
      @block = Proc.new { instance_variable_get description }
    else
      @block = description.to_proc
    end
  else
    @description = description
    @block = block
  end
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/nrser/rspex.rb', line 99

def inspect
  to_s
end

#to_s ⇒ Object 



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# File 'lib/nrser/rspex.rb', line 91

def to_s
  if @description
    @description.to_s
  else
    "#<Wrapper ?>"
  end
end

#unwrap(context: nil) ⇒ Object 



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# File 'lib/nrser/rspex.rb', line 83

def unwrap context: nil
  if context
    context.instance_exec &@block
  else
    @block.call
  end
end