main.py 文件源码

def start_client(window: sublime.Window, config: ClientConfig):
    project_path = get_project_path(window)
    if project_path is None:
        return None

    if settings.show_status_messages:
        window.status_message("Starting " + config.name + "...")
    debug("starting in", project_path)

    # Create a dictionary of Sublime Text variables
    variables = window.extract_variables()

    # Expand language server command line environment variables
    expanded_args = list(
        sublime.expand_variables(os.path.expanduser(arg), variables)
        for arg in config.binary_args
    )

    # Override OS environment variables
    env = os.environ.copy()
    for var, value in config.env.items():
        # Expand both ST and OS environment variables
        env[var] = os.path.expandvars(sublime.expand_variables(value, variables))

    client = start_server(expanded_args, project_path, env)
    if not client:
        window.status_message("Could not start " + config.name + ", disabling")
        debug("Could not start", config.binary_args, ", disabling")
        return None

    initializeParams = {
        "processId": client.process.pid,
        "rootUri": filename_to_uri(project_path),
        "rootPath": project_path,
        "capabilities": {
            "textDocument": {
                "completion": {
                    "completionItem": {
                        "snippetSupport": True
                    }
                },
                "synchronization": {
                    "didSave": True
                }
            },
            "workspace": {
                "applyEdit": True
            }
        }
    }
    if config.init_options:
        initializeParams['initializationOptions'] = config.init_options

    client.send_request(
        Request.initialize(initializeParams),
        lambda result: handle_initialize_result(result, client, window, config))
    return client