tern.py 文件源码

def server_port(project, ignored=None):
  if project.port is not None and project.port != ignored:
    return (project.port, True)
  if project.port == ignored:
    kill_server(project)

  port_file = os.path.join(project.dir, ".tern-port")
  if os.path.isfile(port_file):
    port = int(open(port_file, "r").read())
    if port != ignored:
      project.port = port
      return (port, True)

  started = start_server(project)
  if started is not None:
    project.port = started
  return (started, False)