Class: PuppetX::Rustup::Provider::Collection

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/puppet_x/rustup/provider/collection.rb

Overview

A collection value in a provider

Direct Known Subclasses

Subresources

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(provider) ⇒ Collection

Returns a new instance of Collection.



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 16

def initialize(provider)
  @provider = provider
  @system = :unset
  @values = nil
end

Instance Attribute Details

#values ⇒ Object

Either the subresources set from the resource, or if nothing is set, the subresources on the system.



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 44

def values
  @values || system
end

Class Method Details

.plural_name(plural_name = nil) ⇒ Object

Use this to set the plural name for the class



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 12

def self.plural_name(plural_name = nil)
  @plural_name ||= plural_name || name.split('::').last
end

Instance Method Details

#each ⇒ Object

Implement Enumerable



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 33

def each
  if block_given?
    values.each { |value| yield value }
    self
  else
    enum_for(__callee__)
  end
end

#load ⇒ Object

Get values actually present on the system.



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 23

def load
  raise 'Unimplemented.'
end

#plural_name ⇒ Object

Get the plural_name from the class



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 28

def plural_name
  self.class.plural_name
end

#system ⇒ Object

Get subresources installed on the system (memoized).

Just memoizes load.



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# File 'lib/puppet_x/rustup/provider/collection.rb', line 51

def system
  if @system == :unset
    load
  end
  @system
end