Sha256: 95f85b1bf84b2ec5244e9cd0421ea1323237073e839f8d14c3f7c555a1d6023e
Contents?: true
Size: 523 Bytes
Versions: 22
Compression:
Stored size: 523 Bytes
Contents
#!/usr/bin/env ruby
# Greet a given person.
# - who: the person to greey.
def hello(who)
return "Hello #{who}!"
end
# command line help
HELP = 'hello [-h] who ...
-h To print this help screen
who The person(s) to greet'
# parse command line arguments
require 'getoptlong'
opts = GetoptLong.new(['--help', '-h', GetoptLong::NO_ARGUMENT])
begin
opts.each do |opt, arg|
case opt
when '--help'
puts HELP
exit
end
end
rescue
puts HELP
exit
end
for who in ARGV
puts hello(who)
end
Version data entries
22 entries across 22 versions & 1 rubygems