Class: Hako::CLI
- Inherits:
-
Object
show all
- Defined in:
- lib/hako/cli.rb
Defined Under Namespace
Classes: Deploy, Oneshot, Remove, Rollback, ShowDefinition, Status, Stop
Constant Summary
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- SUB_COMMANDS =
%w[
deploy
rollback
oneshot
show-definition
status
remove
stop
].freeze
Class Method Summary
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Instance Method Summary
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Constructor Details
#initialize(argv) ⇒ CLI
Returns a new instance of CLI.
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# File 'lib/hako/cli.rb', line 24
def initialize(argv)
@argv = argv.dup
@help = false
parser.order!(@argv)
end
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Class Method Details
.start(argv) ⇒ Object
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# File 'lib/hako/cli.rb', line 20
def self.start(argv)
new(argv).run
end
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Instance Method Details
#create_subcommand(sub) ⇒ Object
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# File 'lib/hako/cli.rb', line 51
def create_subcommand(sub)
if SUB_COMMANDS.include?(sub)
CLI.const_get(sub.split('-').map(&:capitalize).join(''))
else
$stderr.puts "No such subcommand: #{sub}"
exit 1
end
end
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#parser ⇒ Object
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# File 'lib/hako/cli.rb', line 43
def parser
@parser ||= OptionParser.new do |opts|
opts.banner = 'hako'
opts.version = VERSION
opts.on('-h', '--help', 'Show help') { @help = true }
end
end
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#run ⇒ Object
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# File 'lib/hako/cli.rb', line 30
def run
if @help || @argv.empty?
puts parser.help
SUB_COMMANDS.each do |subcommand|
puts create_subcommand(subcommand).new.parser.help
end
else
create_subcommand(@argv.shift).new.run(@argv)
end
end
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