Class: Module

Inherits:
Object
  • Object
show all
Defined in:
lib/include_constants/core_ext/module.rb

Instance Method Summary collapse

Instance Method Details

#include_constants(*constants, from:) ⇒ Object 



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# File 'lib/include_constants/core_ext/module.rb', line 2

def include_constants(*constants, from:)
  constants = from.constants if constants.empty?
  constants.each do |constant|
    unless from.constants.include? constant
      raise "Cannot include the constant #{constant} from #{from}, because #{from} doesn't have one with such a name."
    end
    const_set constant, (const_get "#{from}::#{constant}")
  end
end