runner.rb in logi-0.1.0

- old
+ new
@@ -1,31 +1,80 @@
 
 class Logi; end
 module Logi::Runner
   module_function
   def options
+    @options ||=
+    [['logi options:'    , ''                       ],
+     ['-c, --color'      , '   Color mode (default)'],
+     ['-n, --no-color'   , 'No color mode'          ],
+     ['-V, --verbose'    , ' Verbose mode (default)'],
+     ['-q, --quiet'      , '   Quiet mode'          ],
+     ['-h, --help'       , 'Print this message'     ],
+     ['-v, --version'    , 'Print the version'      ],
+     ['defaults:'        , ''                       ],
+     ['  root directory' , Logi::Config.  default_root_path],
+     ['  post directory' , Logi::Config.  default_post_path],
+     ['layout directory' , Logi::Config.default_layout_path],
+     ['output directory' , Logi::Config.default_output_path],
+     ['    post command' , Logi::Config.default_command    ],
+     ['     layout file' , Logi::Logger.strip_path(
+                             Logi::Config.default_layout)  ]]
   end
 
   def run argv=ARGV
-    require 'logi'
-    Logi.new('example').make
+    options = parse(argv)
+    require 'logi' # lazily load logi since we might exit earlier
+    Logi.new(options).make
   end
 
-  def post argv=ARGV
-    require 'logi/command/post'
-  end
+  def parse argv
+    options = {}
+    until argv.empty?
+      case arg = argv.shift
+      when /^-c/, '--color'
+        options[:nocolor] = false
+        parse_next(argv, arg)
 
-  def list argv=ARGV
-    require 'logi/command/list'
+      when /^-n/, '--no-color'
+        options[:nocolor] = true
+        parse_next(argv, arg)
+
+      when /^-V/, '--verbose'
+        options[:quiet] = false
+        parse_next(argv, arg)
+
+      when /^-q/, '--quiet'
+        options[:quiet] = true
+        parse_next(argv, arg)
+
+      when /^-h/, '--help'
+        puts(help)
+        exit
+
+      when /^-v/, '--version'
+        require 'rib/version'
+        puts(Rib::VERSION)
+        exit
+
+      else
+        options[:root] = File.expand_path(arg)
+      end
+    end
+    options
   end
 
-  def parse argv
+  def parse_next argv, arg
+    argv.unshift("-#{arg[2..-1]}") if arg.size > 2
   end
 
   def help
-    maxn = options.transpose.first.map(&:size).max
-    maxd = options.transpose.last .map(&:size).max
-    "Usage: logi [OPTIONS]\n" +
+    require 'logi/config'
+    require 'logi/logger'
+    optt = options.transpose
+    maxn = optt.first.map(&:size).max
+    maxd = [optt.last .map(&:size).max, `tput cols`.to_i - maxn - 4].min
+    "Usage: logi [OPTIONS] [PATH to logi root]\n" +
     options.map{ |(name, desc)|
       if name.end_with?(':')
         name
       else
         sprintf("  %-*s  %-*s", maxn, name, maxd, desc)