Module: Pliny::ConfigHelpers

Defined in:
lib/pliny/config_helpers.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.add_question_method(attr) ⇒ Object 



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# File 'lib/pliny/config_helpers.rb', line 89

def self.add_question_method(attr)
  define_method "#{attr}?" do
    return false if send(attr).nil?
    !!(send(attr) =~ /\Atrue|yes|on\z/i || send(attr).to_i > 0)
  end
end

Instance Method Details

#mandatory(*attrs) ⇒ Object 



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# File 'lib/pliny/config_helpers.rb', line 75

def mandatory(*attrs)
  attrs.each do |attr|
    instance_eval "def #{attr}; @#{attr} ||= ENV['#{attr.upcase}'] || raise('missing=#{attr.upcase}') end", __FILE__, __LINE__
    ConfigHelpers.add_question_method(attr)
  end
end

#optional(*attrs) ⇒ Object 



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# File 'lib/pliny/config_helpers.rb', line 68

def optional(*attrs)
  attrs.each do |attr|
    instance_eval "def #{attr}; @#{attr} ||= ENV['#{attr.upcase}'] end", __FILE__, __LINE__
    ConfigHelpers.add_question_method(attr)
  end
end

#override(attrs) ⇒ Object 



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# File 'lib/pliny/config_helpers.rb', line 82

def override(attrs)
  attrs.each do |attr, value|
    instance_eval "def #{attr}; @#{attr} ||= ENV['#{attr.upcase}'] || '#{value}'.to_s end", __FILE__, __LINE__
    ConfigHelpers.add_question_method(attr)
  end
end