57 lines
1.9 KiB
Ruby
57 lines
1.9 KiB
Ruby
require 'log4r'
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require 'optparse'
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module Vagrant
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# Manages the command line interface to Vagrant.
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class CLI < Command::Base
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def initialize(argv, env)
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super
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@logger = Log4r::Logger.new("vagrant::cli")
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@main_args, @sub_command, @sub_args = split_main_and_subcommand(argv)
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@logger.info("CLI: #{@main_args.inspect} #{@sub_command.inspect} #{@sub_args.inspect}")
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end
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def execute
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if @main_args.include?("-v") || @main_args.include?("--version")
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# Version short-circuits the whole thing. Just print
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# the version and exit.
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@env.ui.info(I18n.t("vagrant.commands.version.output",
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:version => Vagrant::VERSION),
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:prefix => false)
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return
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elsif @main_args.include?("-h") || @main_args.include?("--help")
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# Help is next in short-circuiting everything. Print
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# the help and exit.
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return help
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end
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# If we reached this far then we must have a subcommand. If not,
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# then we also just print the help and exit.
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command_class = Vagrant.commands.get(@sub_command.to_sym)
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return help if !command_class || !@sub_command
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@logger.debug("Invoking command class: #{command_class} #{@sub_args.inspect}")
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# Initialize and execute the command class.
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command_class.new(@sub_args, @env).execute
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end
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# This prints out the help for the CLI.
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def help
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# We use the optionparser for this. Its just easier. We don't use
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# an optionparser above because I don't think the performance hits
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# of creating a whole object are worth checking only a couple flags.
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opts = OptionParser.new do |opts|
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opts.banner = "Usage: vagrant [-v] [-h] command [<args>]"
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opts.separator ""
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opts.on("-v", "--version", "Print the version and exit.")
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opts.on("-h", "--help", "Print this help.")
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end
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@env.ui.info(opts.help, :prefix => false)
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end
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end
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end
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