prints usage if no directory is passed

Author: fxn

History.txt

@@ -1,3 +1,7 @@
+== 1.0 2011-08-11
+
+  * Prints usage if no directory is passed.
+
 == 0.9 2011-08-11
 
   * Knows about mobile backups, new in Lion.

README

@@ -43,9 +43,11 @@ What's deleted:
     * A folder called ".Trashes" in the root directory of volumes stores their
       trashes. Those ones are taken into account by the Trash in the Dock.
 
-    * Document revisions are stored in the /.DocumentRevisions-V100 folder. (New in Lion.)
+    * Document revisions are stored on a folder called .DocumentRevisions-V100
+      in the root directory. (New in Lion.)
 
-    * Mobile backups are stored in the /.MobileBackups folder. (New in Lion.)
+    * Mobile backups are stored on a folder called .MobileBackups in the root
+      directory. (New in Lion.)
 
     * Some archivers create auxiliary directories called "__MACOSX".
 

Rakefile

@@ -7,6 +7,6 @@ Rake::TestTask.new do |t|
   t.verbose = true
 end
 
-task :home do
-  sh "scp home/index.html [email protected]:/var/www/gforge-projects/unmac/"
+task :readme do
+  system "ruby -Ilib bin/unmac > README"
 end

bin/unmac

@@ -51,9 +51,11 @@ What's deleted:
     * A folder called "#{Unmacer::TRASHES}" in the root directory of volumes stores their
       trashes. Those ones are taken into account by the Trash in the Dock.
 
-    * Document revisions are stored in the /.DocumentRevisions-V100 folder. (New in Lion.)
+    * Document revisions are stored on a folder called #{Unmacer::REVISIONS}
+      in the root directory. (New in Lion.)
 
-    * Mobile backups are stored in the /.MobileBackups folder. (New in Lion.)
+    * Mobile backups are stored on a folder called #{Unmacer::MBACKUPS} in the root
+      directory. (New in Lion.)
 
     * Some archivers create auxiliary directories called "#{Unmacer::MACOSX}".
 
@@ -106,7 +108,11 @@ begin
       test = true
     end
   end
-  unmacer.unmac!(ARGV) unless test
+  if ARGV.empty?
+    usage and exit
+  else
+    unmacer.unmac!(ARGV) unless test
+  end
 rescue GetoptLong::InvalidOption
   usage and exit 1
 end

test/test_unmac.rb

@@ -281,4 +281,13 @@ def test_help
     assert_match %r{^Usage\b}, buf
     assert ARGV.empty?
   end
+
+  def test_no_directory
+    buf = ''
+    $> = StringIO.open(buf, 'w')
+    call_unmac
+    $> = $stdout
+    assert_match %r{^unmac\b}, buf
+    assert_match %r{^Usage\b}, buf
+  end
 end