Module: Lazier

Defined in:
lib/lazier.rb,
lib/lazier/hash.rb,
lib/lazier/i18n.rb,
lib/lazier/math.rb,
lib/lazier/object.rb,
lib/lazier/string.rb,
lib/lazier/boolean.rb,
lib/lazier/version.rb,
lib/lazier/datetime.rb,
lib/lazier/pathname.rb,
lib/lazier/settings.rb,
lib/lazier/localizer.rb,
lib/lazier/exceptions.rb

Overview

This file is part of the lazier gem. Copyright (C) 2013 and above Shogun . Licensed under the MIT license, which can be found at http://www.opensource.org/licenses/mit-license.php.

Defined Under Namespace

Modules: Boolean, DateTime, Exceptions, Hash, I18n, Math, Object, Pathname, String, TimeZone, Version Classes: Localizer, Settings

Class Method Summary collapse

Class Method Details

.find_class(cls, scope = "::%CLASS%", only_in_scope = false) ⇒ Class

Finds a class to instantiate.

Parameters:

  • cls (Symbol|String|Object) —

    If a String or a Symbol or a Class, then it will be the class to instantiate. Otherwise the class of the object will returned.

  • scope (String) (defaults to: "::%CLASS%") —

    An additional scope to find the class. %CLASS% will be substituted with the class name.

  • only_in_scope (Boolean) (defaults to: false) —

    If only try to instantiate the class in the scope.

Returns:

  • (Class) —

    The found class.



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# File 'lib/lazier.rb', line 114

def self.find_class(cls, scope = "::%CLASS%", only_in_scope = false)
  if cls.is_a?(::String) || cls.is_a?(::Symbol) then
    rv = nil
    cls = cls.to_s.camelize

    if only_in_scope then
      cls.gsub!(/^::/, "") # Mark only search only inside scope
    else
      rv = search_class(cls) # Search outside scope
    end

    rv = search_class(scope.to_s.gsub("%CLASS%", cls)) if !rv && cls !~ /^::/ && scope.present? # Search inside scope
    rv || raise(NameError.new("", cls))
  else
    cls.is_a?(::Class) ? cls : cls.class
  end
end

.load!(*what) ⇒ Settings

Loads the extensions.

Parameters:

  • what (Array) —

    The modules to load. Valid values are:

    @option object Extensions for all objects. @option boolean Extensions for boolean values. @option string Extensions for strings. @option hash Extensions for hashs. @option datetime Extensions date and time objects. @option math Extensions for Math module. @option pathname Extensions for path objects.

Returns:

  • (Settings) —

    The settings for the extensions.



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# File 'lib/lazier.rb', line 48

def self.load!(*what)
  (what.present? ? what : ["object", "boolean", "string", "hash", "datetime", "math", "pathname"]).each { |w| ::Lazier.send("load_#{w}") }
  yield if block_given?
  ::Lazier::Settings.instance
end

.load_boolean ⇒ Object

Loads Boolean extensions.



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# File 'lib/lazier.rb', line 60

def self.load_boolean
  ::TrueClass.class_eval do
    include ::Lazier::Object
    include ::Lazier::Boolean
  end

  ::FalseClass.class_eval do
    include ::Lazier::Object
    include ::Lazier::Boolean
  end
end

.load_datetime ⇒ Object

Loads DateTime extensions.



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# File 'lib/lazier.rb', line 86

def self.load_datetime
  Lazier.load_object

  [::Time, ::Date, ::DateTime].each do |c|
    c.class_eval { include ::Lazier::DateTime }
  end

  ::ActiveSupport::TimeZone.class_eval { include ::Lazier::TimeZone }
end

.load_hash ⇒ Object

Loads Hash extensions.



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# File 'lib/lazier.rb', line 78

def self.load_hash
  ::Hash.class_eval do
    include Hashie::Extensions::MethodAccess
    include ::Lazier::Hash
  end
end

.load_math ⇒ Object

Loads Math extensions.



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# File 'lib/lazier.rb', line 97

def self.load_math
  Lazier.load_object
  ::Math.class_eval { include ::Lazier::Math }
end

.load_object ⇒ Object

Loads Object extensions.



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# File 'lib/lazier.rb', line 55

def self.load_object
  ::Object.class_eval { include ::Lazier::Object }
end

.load_pathname ⇒ Object

Loads Pathname extensions.



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# File 'lib/lazier.rb', line 103

def self.load_pathname
  require "pathname"
  ::Pathname.class_eval { include ::Lazier::Pathname }
end

.load_string ⇒ Object

Loads String extensions.



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# File 'lib/lazier.rb', line 73

def self.load_string
  ::String.class_eval { include ::Lazier::String }
end

.settings ⇒ Settings

Returns the settings for the extensions.

Returns:

  • (Settings) —

    The settings for the extensions.



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# File 'lib/lazier.rb', line 32

def self.settings
  ::Lazier::Settings.instance
end