diff options
Diffstat (limited to 'sample/optparse')
-rwxr-xr-x | sample/optparse/subcommand.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sample/optparse/subcommand.rb b/sample/optparse/subcommand.rb new file mode 100755 index 0000000000..21c42dd60a --- /dev/null +++ b/sample/optparse/subcommand.rb @@ -0,0 +1,19 @@ +#! /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? |