Add --sky support in mojo_shell.py.

mojo/tools/mojo_shell.py

Index: mojo/tools/mojo_shell.py
diff --git a/mojo/tools/mojo_shell.py b/mojo/tools/mojo_shell.py
index ae1c7cb5325520a53409aab228a02a69db8a3194..0d7e94d27bdef89dffd519ff8c5a5da95a3b6c38 100755
--- a/mojo/tools/mojo_shell.py
+++ b/mojo/tools/mojo_shell.py
@@ -6,6 +6,7 @@
 import argparse
 import logging
 import sys
+import os.path
 
 import devtools
 devtools.add_lib_to_path()
@@ -60,6 +61,8 @@ def main():
                       _DEFAULT_WINDOW_MANAGER)
   parser.add_argument('--no-debugger', action="store_true",
                       help='Do not spawn mojo:debugger.')
+  parser.add_argument('--sky',

[qsr, 2015/06/08 15:18:52]

This is not only sky. This is for all embeddable application. What about
--embed?

[ppi, 2015/06/08 15:29:14]

As discussed offline, this is quite sky specific, so leaving it as it is.

Stopped relying on the content-type and fixed the port, ptal.

+                      help='Loads the given Sky file.')
   parser.add_argument('-v', '--verbose', action="store_true",
                       help="Increase output verbosity")
 
@@ -98,6 +101,24 @@ def main():
   if not launcher_args.no_debugger:
     args.extend(shell_arguments.ConfigureDebugger(shell))
 
+  if launcher_args.sky:
+    packages_local_path = os.path.join(paths.build_dir, 'gen', 'dart-pkg',
+                                       'packages')
+    additional_mappings = [
+        ('packages/', packages_local_path),
+    ]
+    server_url = shell.ServeLocalDirectory(paths.src_root,
+        additional_mappings=additional_mappings)
+    sky_url = server_url + launcher_args.sky
+
+    args.append('mojo:window_manager %s' % sky_url)
+    args = shell_arguments.AppendToArgument(args, '--content-handlers=',
+                                            'text/sky,mojo:sky_viewer')
+    args = shell_arguments.AppendToArgument(args, '--content-handlers=',
+                                            'application/dart,mojo:sky_viewer')
+  if launcher_args.verbose:
+    print "Shell arguments: " + str(args)
+
   shell.Run(args)
   return 0