Module: SimpleCommand

Defined in:
lib/simple_command.rb,
lib/simple_command/errors.rb,
lib/simple_command/version.rb

Defined Under Namespace

Modules: ClassMethods Classes: NotImplementedError

Constant Summary collapse

VERSION = 
'0.0.5'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#result ⇒ Object (readonly)

Returns the value of attribute result.



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

def result
  @result
end

Class Method Details

.prepended(base) ⇒ Object 



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# File 'lib/simple_command.rb', line 13

def self.prepended(base)
  base.extend ClassMethods
end

Instance Method Details

#add_error(key, value) ⇒ Object 



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# File 'lib/simple_command.rb', line 38

def add_error(key, value)
  errors[key] ||= []
  errors[key] << value
  errors[key].uniq!
end

#add_errors(errors_hash) ⇒ Object 



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# File 'lib/simple_command.rb', line 44

def add_errors(errors_hash)
  errors_hash.each do |key, values|
    values.each { |value| add_error key, value }
  end
end

#errors ⇒ Object 



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# File 'lib/simple_command.rb', line 34

def errors
  @errors ||= {}
end

#failure? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/simple_command.rb', line 30

def failure?
  performed? && errors.any?
end

#perform ⇒ Object 



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# File 'lib/simple_command.rb', line 17

def perform
  fail NotImplementedError unless defined?(super)

  @performed = true
  @result = super

  self
end

#success? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/simple_command.rb', line 26

def success?
  performed? && !failure?
end