Contents

# frozen_string_literal: true

name        'help'
usage       'help [command_name]'
summary     'show help'
description <<~DESC
  Show help for the given command, or show general help. When no command is
  given, a list of available commands is displayed, as well as a list of global
  command-line options. When a command is given, a command description, as well
  as command-specific command-line options, are shown.
DESC

flag :v, :verbose, 'show more detailed help'

run do |opts, args, cmd|
  if cmd.supercommand.nil?
    raise NoHelpAvailableError,
          'No help available because the help command has no supercommand'
  end

  is_verbose = opts.fetch(:verbose, false)

  resolved_cmd = args.inject(cmd.supercommand) do |acc, name|
    acc.command_named(name)
  end
  puts resolved_cmd.help(verbose: is_verbose, io: $stdout)
end

Version data entries

17 entries across 17 versions & 1 rubygems

Version	Path
cri-2.15.12	lib/cri/commands/basic_help.rb
cri-2.15.11	lib/cri/commands/basic_help.rb
cri-2.15.10	lib/cri/commands/basic_help.rb
cri-2.15.9	lib/cri/commands/basic_help.rb
cri-2.15.8	lib/cri/commands/basic_help.rb
cri-2.15.7	lib/cri/commands/basic_help.rb
cri-2.15.6	lib/cri/commands/basic_help.rb
cri-2.15.5	lib/cri/commands/basic_help.rb
cri-2.15.4	lib/cri/commands/basic_help.rb
cri-2.15.3	lib/cri/commands/basic_help.rb
cri-2.15.2	lib/cri/commands/basic_help.rb
cri-2.15.1	lib/cri/commands/basic_help.rb
cri-2.15.0	lib/cri/commands/basic_help.rb
cri-2.14.0	lib/cri/commands/basic_help.rb
cri-2.13.0	lib/cri/commands/basic_help.rb
cri-2.12.0	lib/cri/commands/basic_help.rb
cri-2.11.0	lib/cri/commands/basic_help.rb