Module: Remedy::Keyboard

Defined in:
lib/remedy/keyboard.rb

Defined Under Namespace

Classes: ControlC, UnrecognizedInput

Class Method Summary collapse

Class Method Details

.dont_raise_on_control_c! ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 59

def dont_raise_on_control_c!
  @raise_on_control_c = false
end

.dont_raise_on_unrecognized_key! ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 47

def dont_raise_on_unrecognized_key!
  @raise_on_unrecognized_key = false
end

.get ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 8

def get
  parse raw_get
end

.parse(sequence) ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 25

def parse sequence
  key = Key.new sequence

  if raise_on_control_c? && key.control_c? then
    raise ControlC, "User pressed Control-C"
  elsif key.recognized? then
    key
  elsif raise_on_unrecognized_key? then
    raise UnrecognizedInput, %Q{Unknown key or byte sequence: "#{sequence}" : #{key.inspect}}
  else
    key
  end
end

.raise_on_control_c! ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 55

def raise_on_control_c!
  @raise_on_control_c = true
end

.raise_on_control_c? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/keyboard.rb', line 51

def raise_on_control_c?
  @raise_on_control_c
end

.raise_on_unrecognized_key! ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 43

def raise_on_unrecognized_key!
  @raise_on_unrecognized_key = true
end

.raise_on_unrecognized_key? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/remedy/keyboard.rb', line 39

def raise_on_unrecognized_key?
  @raise_on_unrecognized_key
end

.raw_get ⇒ Object 



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# File 'lib/remedy/keyboard.rb', line 12

def raw_get
  Console.raw do
    input = STDIN.getc.chr

    if input == "\e" then
      input << STDIN.read_nonblock(3) rescue nil
      input << STDIN.read_nonblock(2) rescue nil
    end

    input
  end
end