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c4e5ec23d3
variables only. * test/ruby/test_iterator.rb (TestIterator::test_nested_iterator): update test suite to conform the last change. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11075 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
85 lines
2.5 KiB
Ruby
85 lines
2.5 KiB
Ruby
#!/usr/bin/ruby -I.
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require 'optparse'
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require 'optparse/time'
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require 'pp'
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# keywords
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CODES = %w[iso-2022-jp shift_jis euc-jp utf8 binary]
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CODE_ALIASES = {"jis" => "iso-2022-jp", "sjis" => "shift_jis"}
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POSSIBLE_CODES = "(#{(CODES+CODE_ALIASES.keys).join(',')})"
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ARGV.options do
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|opts|
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opts.banner << " argv..."
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# separater
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opts.on_tail
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opts.on_tail("common options:")
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# no argument, shows at tail
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opts.on_tail("--help", "show this message") {puts opts; exit}
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# mandatory argument
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opts.on("-r", "--require=LIBRARY", String,
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"require the LIBRARY, before",
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"executing your script") {|lib|@library=lib}
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# optional argument
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opts.on("-i", "--inplace=[EXTENSION]",
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"edit ARGV files in place", # multiline description
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"(make backup if EXTENSION supplied)") {|inplace| @inplace = inplace || ''}
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opts.on("-N=[NUM]", Integer) {|num|@number=num}
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# additional class
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opts.on("-t", "--[no-]time[=TIME]", Time, "it's the time") {|time|@time=time}
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# limit argument syntax
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opts.on("-[0-7]", "-F", "--irs=[OCTAL]", OptionParser::OctalInteger,
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"specify record separator", "(\\0, if no argument)") {|irs|@irs=irs}
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# boolean switch(default true)
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@exec = true
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opts.on("-n", "--no-exec[=FLAG]", TrueClass, "not really execute") {|exec|@exec=exec}
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# array
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opts.on("-a", "--list[=LIST,LIST]", Array, "list") {|list|@list=list}
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# fixed size array
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opts.on("--pair[=car,cdr]", Array, "pair") {|x,y|@x=x; @y=y}
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# keyword completion
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opts.on("--code=CODE", CODES, CODE_ALIASES, "select coding system",
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"("+CODES.join(",")+",", " "+CODE_ALIASES.keys.join(",")+")") {|c|@code=c}
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# optional argument with keyword completion
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opts.on("--type[=TYPE]", [:text, :binary], "select type(text, binary)") {|t|@type=t}
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# boolean switch with optional argument(default false)
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opts.on("-v", "--[no-]verbose=[FLAG]", "run verbosely") {|v|@verbose=v}
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# easy way, set local variable
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opts.on("-q", "--quit", "quit when ARGV is empty") {|q|@quit=q}
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# adding on the fly
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opts.on("--add=SWITCH=[ARG]", "add option on the fly", /\A(\w+)(?:=.+)?\Z/) do
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|opt, var|
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opts.on("--#{opt}", "added in runtime", &eval("proc {|x|@#{var}=x}"))
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end
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opts.on_head("specific options:")
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# no argument
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opts.on_tail("--version", "show version") do
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puts OptionParser::Version.join('.')
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exit
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end
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opts.parse!
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end
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pp self
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begin print ARGV.options; exit end if @quit
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ARGV.options = nil # no more parse
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puts "ARGV = #{ARGV.join(' ')}" if !ARGV.empty?
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#opts.variable.each {|sym| puts "#{sym} = #{opts.send(sym).inspect}"}
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