Module: VirtDisk::ExportMethods::ClassMethods

Defined in:
lib/virt_disk/export_methods.rb

Instance Method Summary collapse

Instance Method Details

#export(*syms) ⇒ Object

Export one or more methods, making them callable from the volume head.

Parameters:

  • syms (Symbol) —

    the names of one or more methods to be exported.

Raises:

  • (RuntimeError) —

    if any of the methods aren’t defined in the class.



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# File 'lib/virt_disk/export_methods.rb', line 18

def export(*syms)
  syms.each do |s|
    sym = s.to_sym
    raise "Method not defined in class: #{sym}" unless method_defined?(sym)
    return nil if exports.include?(sym)
    exports << sym
  end
  nil
end

#exported?(sym) ⇒ Boolean

Returns - true if sym is exported by this class, false otherwise.

Parameters:

  • sym (Symbol)

Returns:

  • (Boolean) —

    • true if sym is exported by this class, false otherwise.



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# File 'lib/virt_disk/export_methods.rb', line 35

def exported?(sym)
  exports.include?(sym.to_sym)
end

#exports ⇒ Array<Symbol>

Returns array of exported methods.

Returns:

  • (Array<Symbol>) —

    array of exported methods.



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# File 'lib/virt_disk/export_methods.rb', line 29

def exports
  @__exported_methods ||= []
end