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Versions: 11
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Contents
# frozen_string_literal: true
require 'eac_ruby_utils/core_ext'
require 'eac_ruby_utils/console/docopt_runner'
module EacCli
module Runner
class DocoptDoc
common_constructor :definition
SEP = ' '
IDENT = SEP * 2
OPTION_DESC_SEP = IDENT * 2
def positional_argument(positional)
if positional.subcommand?
::EacRubyUtils::Console::DocoptRunner::SUBCOMMANDS_MACRO
else
r = "<#{positional.name}>"
r += '...' if positional.repeat?
r = "[#{r}]" if positional.optional?
r
end
end
def option_argument(option)
option_long(option)
end
def option_definition(option)
option.short + SEP + option_long(option) + OPTION_DESC_SEP + option.description
end
def option_long(option)
b = option.long
b += '=<value>' if option.argument?
b
end
def section(header, include_header = true)
b = include_header ? "#{header.humanize}:\n" : ''
b += send("self_#{header}") + "\n"
definition.alternatives.each do |alternative|
b += self.class.new(alternative).section(header, false)
end
b
end
def self_options
definition.options.map { |option| IDENT + option_definition(option) }.join("\n")
end
def self_usage
b = IDENT + ::EacRubyUtils::Console::DocoptRunner::PROGRAM_MACRO
b += "#{SEP}[options]" if definition.options_argument
b + self_usage_arguments
end
def self_usage_arguments
definition.options.select(&:show_on_usage?)
.map { |option| "#{SEP}#{option_argument(option)}" }.join +
definition.positional.map { |p| "#{SEP}#{positional_argument(p)}" }.join
end
def to_s
"#{definition.description}\n\n#{section('usage')}\n#{section('options')}\n"
end
end
end
end
Version data entries
11 entries across 11 versions & 2 rubygems