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Diffstat (limited to 'jni/ruby/sample/optparse/opttest.rb')
-rwxr-xr-x | jni/ruby/sample/optparse/opttest.rb | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/jni/ruby/sample/optparse/opttest.rb b/jni/ruby/sample/optparse/opttest.rb new file mode 100755 index 0000000..b2013c5 --- /dev/null +++ b/jni/ruby/sample/optparse/opttest.rb @@ -0,0 +1,125 @@ +#!/usr/bin/ruby -I. + +require 'optparse' +require 'optparse/time' +require 'pp' + +# keywords +CODES = %w[iso-2022-jp shift_jis euc-jp utf8 binary] +CODE_ALIASES = {"jis" => "iso-2022-jp", "sjis" => "shift_jis"} +POSSIBLE_CODES = "(#{(CODES+CODE_ALIASES.keys).join(',')})" + +ARGV.options do + |opts| + opts.banner << " argv..." + + # separator + opts.on_tail + opts.on_tail("common options:") + + # no argument, shows at tail + opts.on_tail("--help", "show this message") do + puts opts + exit + end + + # mandatory argument + opts.on("-r", "--require=LIBRARY", String, + "require the LIBRARY, before", + "executing your script") do + |lib| + @library = lib + end + + # optional argument + opts.on("-i", "--inplace=[EXTENSION]", + "edit ARGV files in place", # multiline description + "(make backup if EXTENSION supplied)") do + |inplace| + @inplace = inplace || '' + end + + opts.on("-N=[NUM]", Integer) do + |num| + @number = num + end + + # additional class + opts.on("-t", "--[no-]time[=TIME]", Time, "it's the time") do + |time| + @time = time + end + + # limit argument syntax + opts.on("-[0-7]", "-F", "--irs=[OCTAL]", OptionParser::OctalInteger, + "specify record separator", "(\\0, if no argument)") do + |irs| + @irs = irs + end + + # boolean switch(default true) + @exec = true + opts.on("-n", "--no-exec[=FLAG]", TrueClass, "not really execute") do + |exec| + @exec = exec + end + + # array + opts.on("-a", "--list[=LIST,LIST]", Array, "list") do + |list| + @list = list + end + + # fixed size array + opts.on("--pair[=car,cdr]", Array, "pair") do + |x, y| + @x = x + @y = y + end + + # keyword completion + opts.on("--code=CODE", CODES, CODE_ALIASES, "select coding system", + "("+CODES.join(",")+",", " "+CODE_ALIASES.keys.join(",")+")") do + |c| + @code = c + end + + # optional argument with keyword completion + opts.on("--type[=TYPE]", [:text, :binary], "select type(text, binary)") do + |t| + @type = t + end + + # boolean switch with optional argument(default false) + opts.on("-v", "--[no-]verbose=[FLAG]", "run verbosely") do + |v| + @verbose = v + end + + # easy way, set local variable + opts.on("-q", "--quit", "quit when ARGV is empty") do + |q| + @quit = q + end + + # adding on the fly + opts.on("--add=SWITCH=[ARG]", "add option on the fly", /\A(\w+)(?:=.+)?\Z/) do + |opt, var| + opts.on("--#{opt}", "added in runtime", &eval("proc {|x|@#{var}=x}")) + end + + opts.on_head("specific options:") + + # no argument + opts.on_tail("--version", "show version") do + puts OptionParser::Version.join('.') + exit + end + opts.parse! +end + +pp self +begin print ARGV.options; exit end if @quit +ARGV.options = nil # no more parse +puts "ARGV = #{ARGV.join(' ')}" if !ARGV.empty? +#opts.variable.each {|sym| puts "#{sym} = #{opts.send(sym).inspect}"} |