comparison utils.rb @ 0:1eef88068f9f tip

initial commit of maze game source
author ferencd
date Sun, 15 Sep 2019 11:46:47 +0200
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-1:000000000000 0:1eef88068f9f
1 #
2 # Class to handle all kind of utilities
3 #
4
5 class Utils
6
7 # Generates a random string from a set of easily readable characters
8 def Utils.random_string(size = 6)
9 charset = %w{0 1 2 3 4 5 6 7 9 A C D E F G H J K M N P Q R T V W X Y Z a b c d e f g h i j k l m n o p q r s t u v w x y z}
10 (0...size).map{ charset.to_a[rand(charset.size)] }.join
11 end
12
13 # Generates a random string from a set of easily readable characters
14 def Utils.random_hex_string(size = 6)
15 charset = %w{0 1 2 3 4 5 6 7 9 A C D E F}
16 (0...size).map{ charset.to_a[rand(charset.size)] }.join
17 end
18
19 #
20 # Splits the cells
21 #
22 def Utils.split(text, width)
23 pattern = /
24 ( # capturing group for split
25 .{#{width-2},}? # at least width-2 characters, but not more than needed
26 \} # closing curly brace
27 [,\]] # a comma or a closing bracket
28 )
29 /x # free spacing mode
30 text.split(pattern).reject(&:empty?).join("\n")
31 end
32
33 end