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* sample/optparse/subcommand.rb: a sample for sub commands like

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cvs.  contributed by Minero Aoki.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7532 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2004-12-11 04:09:07 +00:00
parent 12790683f3
commit 0e01d2883b
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sample/optparse/subcommand.rb Executable file
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#! /usr/bin/ruby
# contributed by Minero Aoki.
require 'optparse'
parser = OptionParser.new
parser.on('-i') { puts "-i" }
parser.on('-o') { puts '-o' }
subparsers = Hash.new {|h,k|
$stderr.puts "no such subcommand: #{k}"
exit 1
}
subparsers['add'] = OptionParser.new.on('-i') { puts "add -i" }
subparsers['del'] = OptionParser.new.on('-i') { puts "del -i" }
subparsers['list'] = OptionParser.new.on('-i') { puts "list -i" }
parser.order!(ARGV)
subparsers[ARGV.shift].parse!(ARGV) unless ARGV.empty?