Sha256: cf1f7ab1d5a2628b813d6934de7e4f4666cc122da1574d905cb046cea94712ac
Contents?: true
Size: 1.65 KB
Versions: 7
Compression:
Stored size: 1.65 KB
Contents
require 'commands/base'
module Dreamy
module Command
class InvalidCommand < RuntimeError; end
class CommandFailed < RuntimeError; end
class Unauthorized < RuntimeError; end
class << self
def run(command, args, retries=0)
run_internal(command, args)
rescue InvalidCommand
error "Unknown command. Run 'dh help' for usage information."
rescue Unauthorized
if retries < 3
STDERR.puts "Authentication failure"
run(command, args, retries+1)
else
error "Authentication failure"
end
rescue CommandFailed => e
error e.message
rescue Interrupt => e
error "\n[canceled]"
end
def run_internal(command, args)
namespace, command = parse(command)
require "commands/#{namespace}"
klass = Dreamy::Command.const_get(namespace.capitalize).new(args)
raise InvalidCommand unless klass.respond_to?(command)
klass.send(command)
end
def error(msg)
STDERR.puts(msg)
exit 1
end
def parse(command)
parts = command.split(':')
case parts.size
when 1
if namespaces.include? command
return command, 'index'
else
raise InvalidCommand
end
when 2
raise InvalidCommand unless namespaces.include? parts[0]
return parts
else
raise InvalidCommand
end
end
def namespaces
@@namespaces ||= Dir["#{File.dirname(__FILE__)}/commands/*"].map do |namespace|
namespace.gsub(/.*\//, '').gsub(/\.rb/, '')
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems