Class: Module

Inherits:
Object show all
Defined in:
lib/deployable/patch/attr_defaults.rb,
lib/deployable/patch/instance_class_variables.rb

Overview

Easier class variable access do the variable naming/symbol for you

Instance Method Summary collapse

Instance Method Details

#__cvg(name) ⇒ Object 



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# File 'lib/deployable/patch/instance_class_variables.rb', line 28

def __cvg name
  class_variable_get :"@@#{name}" 
end

#__cvs(name, value) ⇒ Object 



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# File 'lib/deployable/patch/instance_class_variables.rb', line 32

def __cvs name, value
  class_variable_set :"@@#{name}", value
end

#attr_accessor_default(options = {}) ⇒ Object Also known as: attr_default

Provide accessors with a hash of defaults, and a default alias



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# File 'lib/deployable/patch/attr_defaults.rb', line 5

def attr_accessor_default options = {}
  options.each do |key, val|
    attr_accessor key unless instance_variable_defined? "@#{key}"
    instance_variable_set "@#{key}", val
  end
end

#attr_initialize(method = nil) ⇒ Object 



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# File 'lib/deployable/patch/attr_defaults.rb', line 29

def attr_initialize method = nil
  # Create an `initialize` settings all the defaults
  # Allow another constructor to run `attr_initialize :some_method`
  # Would like to make this invisiable to initialize but
  # haven't come up with a cood way yet. 
  
  raise 'initialize already defined 'if method_defined? :initialize

  define_method :initialize do |options|
    options_left = options.delete_if do |key, val|
      instance_variable_defined? "@#{key}" or instance_variable_set "@#{key}", val
    end
    send method, options_left
  end

end

#attr_reader_default(options = {}) ⇒ Object

Provide readers with a hash of defaults



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# File 'lib/deployable/patch/attr_defaults.rb', line 14

def attr_reader_default options = {}
  options.each do |key, val|
    attr_reader key unless instance_variable_defined? "@#{key}"
    instance_variable_set "@#{key}", val
  end
end

#attr_writer_default(options = {}) ⇒ Object

Provide writers with a hash of defaults



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# File 'lib/deployable/patch/attr_defaults.rb', line 22

def attr_writer_default options = {}
  options.each do |key, val|
    attr_writer key unless instance_variable_defined?  "@#{key}"
    instance_variable_set "@#{key}", val
  end
end