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Contents
module Zen
#:nodoc:
module Bin
##
# The default command that is executed.
#
# @since 0.3
#
class Default < Shebang::Command
command :default
banner 'Zen is a modular CMS written using Ramaze.'
usage 'zen [COMMAND] [OPTIONS]'
o :h, :help , 'Shows this help message' , :method => :help
o :v, :version, 'Shows the current version', :method => :version
##
# Creates a new instance of the command and creates a list of all the
# installed commands.
#
# @since 0.3
#
def initialize
list_commands
super
end
##
# Method that is invoked when this command is called.
#
# @since 0.3
#
def index
help
end
protected
##
# Shows the current version of Zen.
#
# @since 0.3
#
def version
puts Zen::VERSION
exit
end
##
# Generates an array of "rows" where each row contains the name and
# description of a command. The descriptions of all commands are aligned
# based on the length of the longest command name.
#
# This method has been ported from Ramaze.
#
# @since 0.3
# @return [Array]
#
def list_commands
cmds = Shebang::Commands.dup
cmds.delete(:default)
return if cmds.empty?
cmd_string = ''
longest = cmds.map { |name, klass| name.to_s }.sort[0].size
cmds.each do |name, klass|
name = name.to_s
desc = klass.instance_variable_get(:@__banner).to_s
while name.length <= longest
name += ' '
end
cmd_string += " #{name} #{desc}\n"
end
self.class.help('Commands', cmd_string)
end
end # Default
end # Bin
end # Zen
Version data entries
7 entries across 7 versions & 1 rubygems