From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/sample/optparse/opttest.rb    | 125 +++++++++++++++++++++++++++++++++
 jni/ruby/sample/optparse/subcommand.rb |  19 +++++
 2 files changed, 144 insertions(+)
 create mode 100755 jni/ruby/sample/optparse/opttest.rb
 create mode 100755 jni/ruby/sample/optparse/subcommand.rb

(limited to 'jni/ruby/sample/optparse')

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}"}
diff --git a/jni/ruby/sample/optparse/subcommand.rb b/jni/ruby/sample/optparse/subcommand.rb
new file mode 100755
index 0000000..21c42dd
--- /dev/null
+++ b/jni/ruby/sample/optparse/subcommand.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/ruby
+# contributed by Minero Aoki.
+
+require 'optparse'
+
+parser = OptionParser.new
+parser.on('-i') { puts "-i" }
+parser.on('-o') { puts '-o' }
+
+subparsers = Hash.new {|h,k|
+  $stderr.puts "no such subcommand: #{k}"
+  exit 1
+}
+subparsers['add'] = OptionParser.new.on('-i') { puts "add -i" }
+subparsers['del'] = OptionParser.new.on('-i') { puts "del -i" }
+subparsers['list'] = OptionParser.new.on('-i') { puts "list -i" }
+
+parser.order!(ARGV)
+subparsers[ARGV.shift].parse!(ARGV) unless ARGV.empty?
-- 
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