Class: Munin::Field

Inherits:
Object
  • Object
show all
Defined in:
lib/munin.rb

Constant Summary collapse

DATA_SOURCE_ATTRIBUTES = 
%w{ label cdef draw graph extinfo max min negative type warning critical colour skipdraw sum stack line }

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, options = {}) ⇒ Field

Returns a new instance of Field.



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# File 'lib/munin.rb', line 164

def initialize(name, options = {})
  @name, @options = name.to_s, options

  @options[:label] ||= default_label(name)
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/munin.rb', line 162

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/munin.rb', line 162

def options
  @options
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/munin.rb', line 197

def ==(other)
  other and name == other.name and options == other.options
end

#config ⇒ Object 



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# File 'lib/munin.rb', line 180

def config
  DATA_SOURCE_ATTRIBUTES.inject({}) do |config, attribute|
    attribute = attribute.to_sym
    attribute_value = @options[attribute]

    unless attribute_value.nil?
      case attribute
        when :type
          attribute_value = attribute_value.to_s.upcase
      end
      config["#{name}.#{attribute}"] = attribute_value
    end

    config
  end
end

#default_label(name) ⇒ Object 



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# File 'lib/munin.rb', line 170

def default_label(name)
  name.to_s.gsub('_',' ')
end

#option(key) ⇒ Object 



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# File 'lib/munin.rb', line 174

def option(key)
  @options[key]
end