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#!/usr/bin/env ruby
require 'optparse'
options = {
:border => 3,
:margin => 1,
:character => '='
}
parser = OptionParser.new do |opt|
opt.banner = "Usage: box [OPTIONS] WORDS"
opt.on("-c", "--border-character", :REQUIRED, "Border character (default: =)") do |c|
options[:character] = c
end
opt.on("-b", "--border-width", :REQUIRED, "Left and right border width (default: 3)") do |b|
options[:border] = b.to_i
end
opt.on("-m", "--margin-width", :REQUIRED, "Left and right margin width (default: 1)") do |m|
options[:margin] = m.to_i
end
opt.on("-h", "--help", "Print usage") do
puts opt.banner
puts opt.summarize
exit 0
end
end
parser.parse!
if ARGV.length <= 0 then
exit
end
input = ARGV.join(' ').chomp
len = input.length + 2 * options[:border] + 2 * options[:margin]
puts options[:character] * len
puts options[:character] * options[:border] +
" " * options[:margin] +
input +
" " * options[:margin] +
options[:character] * options[:border]
puts options[:character] * len
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