From 0f54ad5f6ce2a92e70854113c38d76a53a178ad2 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 1 Dec 2003 08:14:38 +0000
Subject: * sample/optparse/opttest.rb: added.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5074 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 sample/optparse/opttest.rb | 85 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 sample/optparse/opttest.rb

(limited to 'sample/optparse')

diff --git a/sample/optparse/opttest.rb b/sample/optparse/opttest.rb
new file mode 100644
index 0000000000..61b157bce5
--- /dev/null
+++ b/sample/optparse/opttest.rb
@@ -0,0 +1,85 @@
+#!/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..."
+
+  # separater
+  opts.on_tail
+  opts.on_tail("common options:")
+
+  # no argument, shows at tail
+  opts.on_tail("--help", "show this message") {puts opts; exit}
+
+  # mandatory argument
+  opts.on("-r", "--require=LIBRARY", String,
+	  "require the LIBRARY, before",
+	  "executing your script") {|@library|}
+
+  # optional argument
+  opts.on("-i", "--inplace=[EXTENSION]",
+	  "edit ARGV files in place", # multiline description
+	  "(make backup if EXTENSION supplied)") {|@inplace| @inplace ||= ''}
+
+  opts.on("-N=[NUM]", Integer) {|@number|}
+
+  # additional class
+  opts.on("-t", "--[no-]time[=TIME]", Time, "it's the time") {|@time|}
+
+  # limit argument syntax
+  opts.on("-[0-7]", "-F", "--irs=[OCTAL]", OptionParser::OctalInteger,
+	  "specify record separator", "(\\0, if no argument)") {|@irs|}
+
+  # boolean switch(default true)
+  @exec = true
+  opts.on("-n", "--no-exec[=FLAG]", TrueClass, "not really execute") {|@exec|}
+
+  # array
+  opts.on("-a", "--list[=LIST,LIST]", Array, "list") {|@list|}
+
+  # fixed size array
+  opts.on("--pair[=car,cdr]", Array, "pair") {|@x, @y|}
+
+  # keyword completion
+  opts.on("--code=CODE", CODES, CODE_ALIASES, "select coding system",
+	  "("+CODES.join(",")+",", " "+CODE_ALIASES.keys.join(",")+")") {|@code|}
+
+  # optional argument with keyword completion
+  opts.on("--type[=TYPE]", [:text, :binary], "select type(text, binary)") {|@type|}
+
+  # boolean switch with optional argument(default false)
+  opts.on("-v", "--[no-]verbose=[FLAG]", "run verbosely") {|@verbose|}
+
+  # easy way, set local variable
+  opts.on("-q", "--quit", "quit when ARGV is empty") {|@quit|}
+
+  # 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 {|@#{var}|}"))
+  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
+(print ARGV.options; exit) 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}"}
-- 
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