Class: TTY::Conversion::ArrayConverter

Inherits:
Object
  • Object
show all
Defined in:
lib/tty/conversion/converter/array.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source = String) ⇒ ArrayConverter

Returns a new instance of ArrayConverter.



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# File 'lib/tty/conversion/converter/array.rb', line 11

def initialize(source = String)
  @source = source
  @target = Array
end

Instance Attribute Details

#source ⇒ Object (readonly)

Returns the value of attribute source.



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# File 'lib/tty/conversion/converter/array.rb', line 9

def source
  @source
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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# File 'lib/tty/conversion/converter/array.rb', line 7

def target
  @target
end

Instance Method Details

#convert(value, copy = false) ⇒ Object 



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# File 'lib/tty/conversion/converter/array.rb', line 17

def convert(value, copy = false)
  case value
  when Array
    copy ? value.dup : value
  when Hash
    Array(value)
  else
    begin
      converted = value.to_ary
    rescue Exception => e
      raise TTY::TypeError,
            "Cannot convert #{value.class} into an Array (#{e.message})"
    end
    converted
  end
end