better command line help

Author: benbalter

bin/w2m

@@ -2,10 +2,15 @@
 
 require 'word-to-markdown'
 
-if ARGV.size != 1
+if ARGV.size != 1 || ARGV[0] == "--help"
   puts "Usage: bundle exec w2m path/to/document.docx"
   exit 1
 end
 
-doc = WordToMarkdown.new ARGV[0]
-puts doc.to_s
+if ARGV[0] == "--version"
+  puts "WordToMarkdown v#{WordToMarkdown::VERSION}"
+  puts "LibreOffice #{WordToMarkdown.soffice_version}"
+else
+  doc = WordToMarkdown.new ARGV[0]
+  puts doc.to_s
+end

script/cibuild

@@ -2,6 +2,8 @@
 
 set -e
 
+bundle exec w2m --version
+
 bundle exec rake test
 
 bundle exec gem build word-to-markdown.gemspec