Class: Rum::Docker::Options

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable
Defined in:
lib/rumrunner/docker.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}, &block) ⇒ Options

Returns a new instance of Options.



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# File 'lib/rumrunner/docker.rb', line 58

def initialize(options = {}, &block)
  @data = Hash.new{|hash, key| hash[key] = [] }.update(options)
  instance_eval(&block) if block_given?
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(m, *args, &block) ⇒ Object 



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# File 'lib/rumrunner/docker.rb', line 63

def method_missing(m, *args, &block)
  @data[m] += args unless args.empty?
  self
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/rumrunner/docker.rb', line 54

def data
  @data
end

Instance Method Details

#each ⇒ Object 



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# File 'lib/rumrunner/docker.rb', line 68

def each
  @data.each do |name, values|
    option = name.length == 1 ? "-#{name}" : "--#{name.to_s.gsub(/_/, "-")}"
    yield option if values.empty?
    values.each do |value|
      if value.is_a?(Hash)
        value.map{|kv| kv.join("=") }.each do |val|
          yield option
          yield val
        end
      elsif [true, false].include? value
        yield option
      else
        yield option
        yield value.to_s
      end
    end
  end
end

#to_s ⇒ Object 



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# File 'lib/rumrunner/docker.rb', line 88

def to_s
  to_a.join(" ")
end