protobuf js magic

createWithNestedDefaults.js

createWithNestedDefaults = (messageType) => {
    const message = messageType.create();
    console.log(message);

    // 遍历消息的属性
    for (const [key, field] of Object.entries(messageType.fields)) {
        

        // 检查该属性是否是嵌套的消息类型
        console.log(field)
        console.log(Boolean(field), Boolean(field.resolvedType), Boolean(field.resolvedType instanceof protobuf.Type));
        if (field && field.resolvedType && field.resolvedType instanceof protobuf.Type) {
            // 如果该属性是 null，则创建一个新的嵌套对象
            if (message[key] === null) {
                console.log("need create");
                message[key] = createWithNestedDefaults(field.resolvedType);
            }
        }
    }

    return message;
}

b = createWithNestedDefaults(a.$type)