Class: Remedy::Key

Inherits:
Object
  • Object
show all
Defined in:
lib/remedy/key.rb

Instance Method Summary collapse

Constructor Details

#initialize(character_sequence) ⇒ Key

Returns a new instance of Key.



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# File 'lib/remedy/key.rb', line 6

def initialize character_sequence
  @character_sequence = character_sequence
end

Instance Method Details

#==(key) ⇒ Object 



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# File 'lib/remedy/key.rb', line 83

def == key
  if key.respond_to? :raw then
    key.raw == raw
  else
    "#{raw}" == "#{key}"
  end
end

#===(object) ⇒ Object 



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# File 'lib/remedy/key.rb', line 97

def === object
  "#{object}" =~ /#{to_s}/i
end

#control? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 38

def control?
  @control ||= !!Characters.control[seq]
end

#control_c? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 50

def control_c?
  @control_c ||= seq == Characters.control.key(:control_c)
end

#enc ⇒ Object 



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# File 'lib/remedy/key.rb', line 18

def enc
  seq.dump[1..-2]
end

#eql?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 91

def eql? key
  if key.is_a? self.class then
    self == key
  end
end

#glyph ⇒ Object 



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# File 'lib/remedy/key.rb', line 26

def glyph
  @glyph ||= get_glyph
end

#gremlin? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 46

def gremlin?
  @gremlin ||= !!Characters.gremlins[name]
end

#hash ⇒ Object 



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# File 'lib/remedy/key.rb', line 101

def hash
  raw.hash
end

#inspect ⇒ Object 



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# File 'lib/remedy/key.rb', line 79

def inspect
  "<#{self.class} #{name.inspect} value:#{value} glyph:#{glyph}>"
end

#known? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 58

def known?
  !!Characters[seq]
end

#name ⇒ Object 



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# File 'lib/remedy/key.rb', line 22

def name
  @name ||= Characters[seq] || :unknown
end

#nonprintable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 34

def nonprintable?
  @nonprintable ||= !!Characters.nonprintable[seq]
end

#printable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 30

def printable?
  @printable ||= !!Characters.printable[seq]
end

#punctuation? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 42

def punctuation?
  @control ||= !!Characters.punctuation[seq]
end

#raw ⇒ Object 



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# File 'lib/remedy/key.rb', line 14

def raw
  seq
end

#recognized? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 54

def recognized?
  @recognized ||= name != :unknown
end

#seq ⇒ Object 



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# File 'lib/remedy/key.rb', line 10

def seq
  @character_sequence
end

#sequence? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 66

def sequence?
  @sequence ||= raw.length > 1
end

#single? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/key.rb', line 62

def single?
  @single ||= raw.length == 1
end

#to_s ⇒ Object 



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# File 'lib/remedy/key.rb', line 70

def to_s
  @to_s ||= known? ? name.to_s : enc
end

#value ⇒ Object 



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# File 'lib/remedy/key.rb', line 74

def value
  raw_value = raw.bytes.to_a.join(' ')
  single? ? raw_value : "(#{raw_value})"
end