Sha256: 65c74a63a9500041654f80e07f73c3f97a7912ca05f46ab643e50a6747c45a51
Contents?: true
Size: 497 Bytes
Versions: 10
Compression:
Stored size: 497 Bytes
Contents
#!/usr/bin/env ruby
require 'optparse'
options = {}
options[:width] = 40
OptionParser.new do |opts|
opts.banner = "Usage: #{$0} [OPTIONS]"
opts.on('-w', '--width [NUMBER]', 'Width.') do |value|
options[:width] = value.to_i
end
end.parse!
required_options = [:width]
required_options.each do |option|
unless options[option]
$stderr.puts "Can not run #{option.to_s} was not given."
exit 1
end
end
STDIN.each_line do |line|
puts line.chomp.center(options[:width])
end
Version data entries
10 entries across 10 versions & 1 rubygems