acook
/ keypress.rb
Created
December 2, 2012 18:42
Read keypresses from user in terminal, including arrow keys using pure Ruby. This has since been folded into a much more robust gem called Remedy. https://rubygems.org/gems/remedy & https://github.com/acook/remedy
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| require 'io/console' | |
| # Reads keypresses from the user including 2 and 3 escape character sequences. | |
| def read_char | |
| STDIN.echo = false | |
| STDIN.raw! | |
| input = STDIN.getc.chr | |
| if input == "\e" then | |
| input << STDIN.read_nonblock(3) rescue nil |