Module: BuildBox::Config::Options

Included in:
BuildBox::Config
Defined in:
lib/build_box/options/option.rb

Overview

Encapsulates logic for setting options.

Instance Method Summary collapse

Instance Method Details

#defaults ⇒ Hash

Get the defaults or initialize a new empty hash.

Examples:

Get the defaults.

options.defaults


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# File 'lib/build_box/options/option.rb', line 14

def defaults
  @defaults ||= {}
end

#option(name, options = {}) ⇒ Object

Define a configuration option with a default.

Examples:

Define the option.

Options.option(:persist_in_safe_mode, :default => false)

Options Hash (options):

  • :default (Object) —

    The default value.



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# File 'lib/build_box/options/option.rb', line 27

def option(name, options = {})
  defaults[name] = settings[name] = options[:default]

  class_eval <<-RUBY
    def #{name}
      settings[#{name.inspect}]
    end

    def #{name}=(value)
      settings[#{name.inspect}] = value
    end

    def #{name}?
      #{name}
    end
    
    def reset_#{name}
      settings[#{name.inspect}] = defaults[#{name.inspect}]
    end
  RUBY
end

#reset ⇒ Hash

Reset the configuration options to the defaults.

Examples:

Reset the configuration options.

config.reset


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# File 'lib/build_box/options/option.rb', line 55

def reset
  settings.replace(defaults)
end

#settings ⇒ Hash

Get the settings or initialize a new empty hash.

Examples:

Get the settings.

options.settings


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# File 'lib/build_box/options/option.rb', line 65

def settings
  @settings ||= {}
end