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13 lines
446 B
Ruby
13 lines
446 B
Ruby
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require 'optparse'
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parser = OptionParser.new
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parser.on('-x', '--xxx', 'Short and long, no argument')
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parser.on('-yYYY', '--yyy', 'Short and long, required argument')
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parser.on('-z [ZZZ]', '--zzz', 'Short and long, optional argument')
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options = {}
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parser.parse!(into: options)
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required_options = [:xxx, :zzz]
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missing_options = required_options - options.keys
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unless missing_options.empty?
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fail "Missing required options: #{missing_options}"
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end
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