gen_app_invocation Namespace Reference

Functions
def	main ()

Function Documentation

main()

def gen_app_invocation.main

(

)

Definition at line 13 of file gen_app_invocation.py.

def main():
  parser = argparse.ArgumentParser(description='Generate a script that invokes a Dart application')
  parser.add_argument('--out', help='Path to the invocation file to generate', required=True)
  parser.add_argument('--dart', help='Path to the Dart binary', required=True)
  parser.add_argument('--snapshot', help='Path to the app snapshot', required=True)
  args = parser.parse_args()
 
  app_file = args.out
  app_path = os.path.dirname(app_file)
  if not os.path.exists(app_path):
    os.makedirs(app_path)
 
  script_template = string.Template('''#!/bin/sh
 
$dart \\
  $snapshot \\
  "$$@"
''')
  with open(app_file, 'w') as file:
    file.write(script_template.substitute(args.__dict__))
  permissions = (
      stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR | stat.S_IRGRP | stat.S_IWGRP
      | stat.S_IXGRP | stat.S_IROTH
  )
  os.chmod(app_file, permissions)