55 lines
1.5 KiB
Ruby
55 lines
1.5 KiB
Ruby
# frozen_string_literal: false
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require 'optparse'
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class OptionParser::AC < OptionParser
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private
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def _check_ac_args(name, block)
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unless /\A\w[-\w]*\z/ =~ name
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raise ArgumentError, name
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end
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unless block
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raise ArgumentError, "no block given", ParseError.filter_backtrace(caller)
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end
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end
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ARG_CONV = proc {|val| val.nil? ? true : val}
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def _ac_arg_enable(prefix, name, help_string, block)
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_check_ac_args(name, block)
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sdesc = []
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ldesc = ["--#{prefix}-#{name}"]
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desc = [help_string]
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q = name.downcase
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ac_block = proc {|val| block.call(ARG_CONV.call(val))}
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enable = Switch::PlacedArgument.new(nil, ARG_CONV, sdesc, ldesc, nil, desc, ac_block)
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disable = Switch::NoArgument.new(nil, proc {false}, sdesc, ldesc, nil, desc, ac_block)
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top.append(enable, [], ["enable-" + q], disable, ['disable-' + q])
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enable
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end
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public
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def ac_arg_enable(name, help_string, &block)
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_ac_arg_enable("enable", name, help_string, block)
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end
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def ac_arg_disable(name, help_string, &block)
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_ac_arg_enable("disable", name, help_string, block)
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end
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def ac_arg_with(name, help_string, &block)
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_check_ac_args(name, block)
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sdesc = []
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ldesc = ["--with-#{name}"]
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desc = [help_string]
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q = name.downcase
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with = Switch::PlacedArgument.new(*search(:atype, String), sdesc, ldesc, nil, desc, block)
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without = Switch::NoArgument.new(nil, proc {}, sdesc, ldesc, nil, desc, block)
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top.append(with, [], ["with-" + q], without, ['without-' + q])
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with
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end
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end
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