Module: Dynamoid::Config::Options

Included in:
Dynamoid::Config
Defined in:
lib/dynamoid/config/options.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

Returns:

  • (Hash) —

    The default options.

Since:

  • 0.2.0



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# File 'lib/dynamoid/config/options.rb', line 17

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)

Parameters:

  • name (Symbol) —

    The name of the configuration option.

  • options (Hash) (defaults to: {}) —

    Extras for the option.

Options Hash (options):

  • :default (Object) —

    The default value.

Since:

  • 0.2.0



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# File 'lib/dynamoid/config/options.rb', line 32

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

  class_eval <<-RUBY, __FILE__, __LINE__ + 1
    def #{name}                                               # def endpoint
      settings[#{name.inspect}]                               #   settings["endpoint"]
    end                                                       # end

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

    def #{name}?                                              # def endpoint?
      #{name}                                                 #   endpoint
    end                                                       # end

    def reset_#{name}                                         # def reset_endpoint
      settings[#{name.inspect}] = defaults[#{name.inspect}]   #   settings["endpoint"] = defaults["endpoint"]
    end                                                       # end
  RUBY
end

#reset ⇒ Hash

Reset the configuration options to the defaults.

Examples:

Reset the configuration options.

config.reset

Returns:

  • (Hash) —

    The defaults.

Since:

  • 0.2.0



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# File 'lib/dynamoid/config/options.rb', line 62

def reset
  settings.replace(defaults)
end

#settings ⇒ Hash

Get the settings or initialize a new empty hash.

Examples:

Get the settings.

options.settings

Returns:

  • (Hash) —

    The setting options.

Since:

  • 0.2.0



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# File 'lib/dynamoid/config/options.rb', line 74

def settings
  @settings ||= {}
end