Class: Tomo::CLI::Rules::ValueSwitch

Inherits:
Switch
  • Object
show all
Includes:
Tomo::Colors
Defined in:
lib/tomo/cli/rules/value_switch.rb

Instance Method Summary collapse

Methods included from Tomo::Colors

enabled?

Methods inherited from Switch

#multiple?, #required?

Constructor Details

#initialize(key, *switches, values_proc:, callback_proc:) ⇒ ValueSwitch

Returns a new instance of ValueSwitch.



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# File 'lib/tomo/cli/rules/value_switch.rb', line 7

def initialize(key, *switches, values_proc:, callback_proc:)
  super(key, *switches, callback_proc:)

  @values_proc = values_proc
end

Instance Method Details

#candidates(switch = nil, state:, literal: false) ⇒ Object 



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# File 'lib/tomo/cli/rules/value_switch.rb', line 33

def candidates(switch=nil, state:, literal: false)
  return [] if literal

  vals = values(state)
  return vals.reject { |val| val.start_with?("-") } if switch

  switches.each_with_object([]) do |each_switch, result|
    result << each_switch
    vals.each do |value|
      result << "#{each_switch}=#{value}" if each_switch.start_with?("--")
    end
  end
end

#match(arg, literal: false) ⇒ Object 



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# File 'lib/tomo/cli/rules/value_switch.rb', line 13

def match(arg, literal: false)
  return nil if literal
  return 2 if switches.include?(arg)

  1 if arg.start_with?("--") && switches.include?(arg.split("=").first)
end

#process(switch, arg = nil, state:) ⇒ Object 



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# File 'lib/tomo/cli/rules/value_switch.rb', line 20

def process(switch, arg=nil, state:)
  value = if switch.include?("=")
            switch.split("=", 2).last
          elsif !arg.to_s.start_with?("-")
            arg
          end

  raise_missing_value(switch) if value.nil?

  callback_proc&.call(value)
  state.parsed_option(key, value)
end