Module: Recorder::Command::Options
- Defined in:
- lib/recorder/command/options.rb
Class Method Summary collapse
- .create_command_parser ⇒ Object
- .create_sub_command_parsers(options) ⇒ Object
- .help_sub_command(parser) ⇒ Object
- .parse!(argv) ⇒ Object
Class Method Details
.create_command_parser ⇒ Object
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# File 'lib/recorder/command/options.rb', line 64 def self.create_command_parser OptionParser.new do |opt| sub_command_help = [ {name: 'create -w weight -b bodyfat', summary: 'Create Data'}, {name: 'update id -w weiht -b bodyfat -d date', summary: 'Update Data'}, {name: 'delete id', summary: 'Delete Data'} ] opt. = "Usage: #{opt.program_name} [-h|--help] [-v|--version] <command> [<args>]" opt.separator '' opt.separator "#{opt.program_name} Available Commands:" sub_command_help.each do | command| opt.separator [opt.summary_indent, command[:name].ljust(40), command[:summary]].join(' ') end opt.on_head('-h','--help','Show this message') do|v| puts opt.help exit end opt.on_head('-v','--version','show program version') do |v| opt.version = Recorder::VERSION puts opt.ver exit end end end |
.create_sub_command_parsers(options) ⇒ Object
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# File 'lib/recorder/command/options.rb', line 28 def self.create_sub_command_parsers() sub_command_parsers = Hash.new do |k,v| raise ArgumentError, "'#{v} is not recorder sub command." end sub_command_parsers['create'] = OptionParser.new do |opt| opt. = 'Usage: create <args>' opt.on('-w VAL','--weight=VAL', 'data weight'){|v| [:weight] = v} opt.on('-b VAL','--bodyfat=VAL','data bodyfat'){|v| [:bodyfat] = v} opt.on_tail('-h','--help', 'Show this message') {|v| help_sub_command(opt) } end sub_command_parsers['update'] = OptionParser.new do |opt| opt. = 'Usage: update id <args>' opt.on('-d VAL','--date=VAL','update date'){|v| [:date] = v} opt.on_tail('-h','--help', 'Show this message') {|v| help_sub_command(opt) } end sub_command_parsers['list'] = OptionParser.new do |opt| opt. = 'Usage: list id <args>' opt.on_tail('-h','--help', 'Show this message') {|v| help_sub_command(opt) } end sub_command_parsers['delete'] = OptionParser.new do |opt| opt. = 'Usage: delete id' opt.on_tail('-h','--help', 'Show this message') {|v| help_sub_command(opt) } end return sub_command_parsers end |
.help_sub_command(parser) ⇒ Object
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# File 'lib/recorder/command/options.rb', line 59 def self.help_sub_command(parser) puts parser.help exit end |
.parse!(argv) ⇒ Object
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# File 'lib/recorder/command/options.rb', line 8 def self.parse!(argv) = {} sub_command_parsers = create_sub_command_parsers() command_parser = create_command_parser begin command_parser.order!(argv) [:command] = argv.shift sub_command_parsers[[:command]].parse!(argv) if %(update delete).include?([:command]) raise ArgumentError, "#{[:command]} id not found." if argv.empty? [:id] = Integer(argv.first) end rescue OptionParser::MissingArgument, OptionParser::InvalidOption, ArgumentError => e abort e. end end |