Module: Clamp::Option::StrictDeclaration

Includes:
Attribute::Declaration, LogStash::Util::Loggable
Included in:
StrictCommand
Defined in:
lib/logstash/patches/clamp.rb

Instance Method Summary collapse

Instance Method Details

#define_appender_for(option) ⇒ Object 



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# File 'lib/logstash/patches/clamp.rb', line 51

def define_appender_for(option)
  define_method(option.append_method) do |value|
    LogStash::SETTINGS.get_value(option.attribute_name) << value
  end
end

#define_deprecated_accessors_for(option, opts, &block) ⇒ Object 



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# File 'lib/logstash/patches/clamp.rb', line 57

def define_deprecated_accessors_for(option, opts, &block)
  define_deprecated_writer_for(option, opts, &block)
end

#define_deprecated_writer_for(option, opts, &block) ⇒ Object 



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# File 'lib/logstash/patches/clamp.rb', line 61

def define_deprecated_writer_for(option, opts, &block)
  define_method(option.write_method) do |value|
    self.class.logger.warn "DEPRECATION WARNING: The flag #{option.switches} has been deprecated, please use \"--#{opts[:new_flag]}=#{opts[:new_value]}\" instead."
    LogStash::SETTINGS.set(opts[:new_flag], opts[:new_value])
  end
end

#define_reader_for(option) ⇒ Object 



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# File 'lib/logstash/patches/clamp.rb', line 45

def define_reader_for(option)
  define_method(option.read_method) do
    LogStash::SETTINGS.get_value(option.attribute_name)
  end
end

#define_simple_writer_for(option, &block) ⇒ Object

Instead of letting Clamp set up accessors for the options weŕe going to tightly controlling them through LogStash::SETTINGS



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# File 'lib/logstash/patches/clamp.rb', line 37

def define_simple_writer_for(option, &block)
  LogStash::SETTINGS.get(option.attribute_name)
  define_method(option.write_method) do |value|
    value = instance_exec(value, &block) if block
    LogStash::SETTINGS.set_value(option.attribute_name, value)
  end
end