Class: Bogo::Cli::Parser::OptionValues

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/bogo-cli/parser.rb

Constant Summary collapse

NONFORWARDABLE = 
[:is_a?, :respond_to?, :object_id, :inspect, :keys, :to_s, :[]=].freeze

Instance Method Summary collapse

Constructor Details

#initialize ⇒ OptionValues

Returns a new instance of OptionValues.



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# File 'lib/bogo-cli/parser.rb', line 23

def initialize
  @defaults = Smash.new
  @sets = Smash.new
end

Instance Method Details

#[]=(key, value) ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 28

def []=(key, value)
  assign(key, value)
end

#assign(key, value) ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 32

def assign(key, value)
  key = key.to_s.gsub("-", "_").to_sym
  @sets[key] = value
  self
end

#composite ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 72

def composite
  Smash.new.tap do |c|
    keys.each do |k|
      c[k] = @sets.fetch(k, @defaults[k])
    end
  end
end

#default?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bogo-cli/parser.rb', line 48

def default?(key)
  unless keys.include?(key)
    raise KeyError,
          "Unknown option key '#{key}'"
  end
  !@sets.keys.include?(key)
end

#inspect ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 60

def inspect
  "<OptionValues: #{@sets.inspect} | #{@defaults.inspect}>"
end

#is_a?(const) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bogo-cli/parser.rb', line 64

def is_a?(const)
  super || composite.is_a?(const)
end

#keys ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 44

def keys
  @sets.keys | @defaults.keys
end

#respond_to?(method) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bogo-cli/parser.rb', line 68

def respond_to?(method)
  super || composite.respond_to?(method)
end

#set_default(key, value) ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 38

def set_default(key, value)
  key = key.to_s.gsub("-", "_").to_sym
  @defaults[key] = value
  self
end

#to_s ⇒ Object 



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# File 'lib/bogo-cli/parser.rb', line 56

def to_s
  "<OptionValues: #{composite.inspect}>"
end