Class: Cindy::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/cindy/cli.rb

Defined Under Namespace

Classes: InvalidArgumentError

Constant Summary collapse

ARGS_ALIASES = 
Hash.new do |h,k|
    k
end.merge!({ 'tpl' => 'template', 'var' => 'variable', 'env' => 'environment' })

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLI

class TooManyArgumentError < ::ArgumentError

    def initialize
        super "too many arguments"
    end
end

class TooFewArgumentError < ::ArgumentError
    def initialize
        super "too few arguments"
    end
end



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# File 'lib/cindy/cli.rb', line 30

def initialize
    @cindy = Cindy.load ENV['CINDY_CONF']
end

Instance Method Details

#environments ⇒ Object 



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# File 'lib/cindy/cli.rb', line 34

def environments
    @cindy.environments.map { |v| v.name.to_s }
end

#parse(args) ⇒ Object

def check_args_count(given, expected, method = :“==”)

    raise (given > expected ? TooManyArgumentError : TooFewArgumentError).new unless given.send(method, expected)
end



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# File 'lib/cindy/cli.rb', line 46

def parse(args)
    arg = args.shift
    case ARGS_ALIASES[arg]
    when 'reload'
        # assert 0 == args.length
        @cindy = Cindy.load ENV['CINDY_CONF']
    when 'environment'
        arg = args.shift
        case arg
        when 'list'
            # assert 0 == args.length
            @cindy.environments.each do |env|
                puts "- #{env.name}: #{env.uri}"
            end
        end
    when 'template'
        arg = args.shift
        case arg
        when 'list'
            # assert 0 == args.length
            @cindy.templates.each do |tpl|
                puts "> #{tpl.alias}: #{tpl.file}"
            end
        else
            tplname = arg
            arg = args.shift
            case ARGS_ALIASES[arg]
            when 'environment'
                # assert args.length >= 2
                envname = args.shift
                arg = args.shift
                case ARGS_ALIASES[arg]
                when 'details'
                    # assert 0 == args.length
                    @cindy.template_environment_variables(envname, tplname)
                when 'deploy', 'print'
                    # assert 0 == args.length
                    @cindy.send(:"template_environment_#{arg}", envname, tplname)
                else
                    raise InvalidArgumentError.new arg, %w(details deploy print)
                end
            else
                raise InvalidArgumentError.new arg, %w(environment)
            end
        end
    else
        raise InvalidArgumentError.new arg, %w(reload environment template)
    end
end

#templates ⇒ Object 



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# File 'lib/cindy/cli.rb', line 38

def templates
    @cindy.templates.map { |v| v.alias.to_s }
end