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Size: 1.24 KB
Versions: 7
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Stored size: 1.24 KB
Contents
# frozen_string_literal: true
require 'io/wait'
require_relative 'keys'
require_relative 'mode'
module TTY
class Reader
class Console
ESC = "\e".freeze
CSI = "\e[".freeze
TIMEOUT = 0.1
# Key codes
#
# @return [Hash[Symbol]]
#
# @api public
attr_reader :keys
# Escape codes
#
# @return [Array[Integer]]
#
# @api public
attr_reader :escape_codes
def initialize(input)
@input = input
@mode = Mode.new(input)
@keys = Keys.ctrl_keys.merge(Keys.keys)
@escape_codes = [[ESC.ord], CSI.bytes.to_a]
end
# Get a character from console with echo
#
# @param [Hash[Symbol]] options
# @option options [Symbol] :echo
# the echo toggle
#
# @return [String]
#
# @api private
def get_char(options)
mode.raw(options[:raw]) do
mode.echo(options[:echo]) do
if options[:nonblock]
input.wait_readable(TIMEOUT) ? input.getc : nil
else
input.getc
end
end
end
end
protected
attr_reader :mode
attr_reader :input
end # Console
end # Reader
end # TTY
Version data entries
7 entries across 7 versions & 2 rubygems