Class: UnifiedSettings::Handlers::Constants

Inherits:
Base
  • Object
show all
Defined in:
lib/unified_settings/handlers/constants.rb

Overview

Setting handler for Ruby constants

Constant Summary collapse

CONSTANT_KEY_NESTING_SEPARATOR = 
'::'

Constants inherited from Base

Base::KEY_NESTING_SEPARATOR

Instance Method Summary collapse

Instance Method Details

#defined?(key, case_sensitive: nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/unified_settings/handlers/constants.rb', line 11

def defined?(key, case_sensitive: nil)
  klass, variable_names = key_to_class_and_variable(
    key, case_sensitive:
  )

  variable_names.each do |name|
    if klass
      return true if klass.const_defined?(name)
    elsif Object.const_defined?(name)
      return true
    end
  rescue NameError
    # Ignore if the constant is not defined
  end

  false
end

#get(key, case_sensitive: nil) ⇒ Object 



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# File 'lib/unified_settings/handlers/constants.rb', line 29

def get(key, case_sensitive: nil)
  klass, variable_names = key_to_class_and_variable(
    key, case_sensitive:
  )

  variable_names.each do |name|
    return klass.const_get(name) if klass

    return Object.const_get(name)
  rescue NameError
    # Ignore if the constant is not defined
  end

  nil
end