Method: TTY::Reader#get_codes

Defined in:
lib/tty/reader.rb

#get_codes(echo: true, raw: false, nonblock: false, codes: []) ⇒ Array[Integer]

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Get input code points

Parameters:

  • echo (Boolean) (defaults to: true) —

    whether to echo chars back or not, defaults to false

  • codes (Array[Integer]) (defaults to: []) —

    the currently read char code points

  • [Boolean] (Hash) —

    a customizable set of options

Returns:

  • (Array[Integer]) 


209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
 
# File 'lib/tty/reader.rb', line 209

def get_codes(echo: true, raw: false, nonblock: false, codes: [])
  char = console.get_char(echo: echo, raw: raw, nonblock: nonblock)
  handle_interrupt if console.keys[char] == :ctrl_c
  return if char.nil?

  codes << char.ord
  condition = proc { |escape|
    (codes - escape).empty? ||
    (escape - codes).empty? &&
    !(64..126).cover?(codes.last)
  }

  while console.escape_codes.any?(&condition)
    char_codes = get_codes(echo: echo, raw: raw,
                           nonblock: true, codes: codes)
    break if char_codes.nil?
  end

  codes
end