kacrab-protocol 0.1.1

//! Generated from StreamsGroupHeartbeatResponse.json - DO NOT EDIT
#![allow(
    missing_docs,
    clippy::all,
    clippy::pedantic,
    clippy::nursery,
    clippy::arithmetic_side_effects,
    reason = "Generated protocol modules mirror Kafka's schema shape and intentionally trade \
              hand-written lint style for reproducible wire-code output."
)]
use bytes::{Bytes, BytesMut};

use crate::*;

#[derive(Debug, Clone, PartialEq)]
pub struct StreamsGroupHeartbeatResponseData {
    /// The duration in milliseconds for which the request was throttled due to a quota violation,
    /// or zero if the request did not violate any quota.
    pub throttle_time_ms: i32,
    /// The top-level error code, or 0 if there was no error
    pub error_code: i16,
    /// The top-level error message, or null if there was no error.
    pub error_message: Option<KafkaString>,
    /// The member id is always generated by the streams consumer.
    pub member_id: KafkaString,
    /// The member epoch.
    pub member_epoch: i32,
    /// The heartbeat interval in milliseconds.
    pub heartbeat_interval_ms: i32,
    /// The maximal lag a warm-up task can have to be considered caught-up.
    pub acceptable_recovery_lag: i32,
    /// The interval in which the task changelog offsets on a client are updated on the broker. The
    /// offsets are sent with the next heartbeat after this time has passed.
    pub task_offset_interval_ms: i32,
    /// Indicate zero or more status for the group.
    pub status: Option<Vec<Status>>,
    /// Assigned active tasks for this client. Null if unchanged since last heartbeat.
    pub active_tasks: Option<Vec<TaskIds>>,
    /// Assigned standby tasks for this client. Null if unchanged since last heartbeat.
    pub standby_tasks: Option<Vec<TaskIds>>,
    /// Assigned warm-up tasks for this client. Null if unchanged since last heartbeat.
    pub warmup_tasks: Option<Vec<TaskIds>>,
    /// The endpoint epoch set in the response
    pub endpoint_information_epoch: i32,
    /// Global assignment information used for IQ. Null if unchanged since last heartbeat.
    pub partitions_by_user_endpoint: Option<Vec<EndpointToPartitions>>,
    pub _unknown_tagged_fields: Vec<RawTaggedField>,
}
impl Default for StreamsGroupHeartbeatResponseData {
    fn default() -> Self {
        Self {
            throttle_time_ms: 0_i32,
            error_code: 0_i16,
            error_message: None,
            member_id: KafkaString::default(),
            member_epoch: 0_i32,
            heartbeat_interval_ms: 0_i32,
            acceptable_recovery_lag: 0_i32,
            task_offset_interval_ms: 0_i32,
            status: None,
            active_tasks: None,
            standby_tasks: None,
            warmup_tasks: None,
            endpoint_information_epoch: 0_i32,
            partitions_by_user_endpoint: None,
            _unknown_tagged_fields: Vec::new(),
        }
    }
}
impl StreamsGroupHeartbeatResponseData {
    pub fn with_throttle_time_ms(mut self, value: i32) -> Self {
        self.throttle_time_ms = value;
        self
    }
    pub fn with_error_code(mut self, value: i16) -> Self {
        self.error_code = value;
        self
    }
    pub fn with_error_message(mut self, value: Option<KafkaString>) -> Self {
        self.error_message = value;
        self
    }
    pub fn with_member_id(mut self, value: KafkaString) -> Self {
        self.member_id = value;
        self
    }
    pub fn with_member_epoch(mut self, value: i32) -> Self {
        self.member_epoch = value;
        self
    }
    pub fn with_heartbeat_interval_ms(mut self, value: i32) -> Self {
        self.heartbeat_interval_ms = value;
        self
    }
    pub fn with_acceptable_recovery_lag(mut self, value: i32) -> Self {
        self.acceptable_recovery_lag = value;
        self
    }
    pub fn with_task_offset_interval_ms(mut self, value: i32) -> Self {
        self.task_offset_interval_ms = value;
        self
    }
    pub fn with_status(mut self, value: Option<Vec<Status>>) -> Self {
        self.status = value;
        self
    }
    pub fn with_active_tasks(mut self, value: Option<Vec<TaskIds>>) -> Self {
        self.active_tasks = value;
        self
    }
    pub fn with_standby_tasks(mut self, value: Option<Vec<TaskIds>>) -> Self {
        self.standby_tasks = value;
        self
    }
    pub fn with_warmup_tasks(mut self, value: Option<Vec<TaskIds>>) -> Self {
        self.warmup_tasks = value;
        self
    }
    pub fn with_endpoint_information_epoch(mut self, value: i32) -> Self {
        self.endpoint_information_epoch = value;
        self
    }
    pub fn with_partitions_by_user_endpoint(
        mut self,
        value: Option<Vec<EndpointToPartitions>>,
    ) -> Self {
        self.partitions_by_user_endpoint = value;
        self
    }
    pub fn read(buf: &mut Bytes, version: i16) -> Result<Self> {
        if version < 0 || version > 0 {
            return Err(UnsupportedVersion::new(88, version).into());
        }
        let throttle_time_ms;
        let error_code;
        let error_message;
        let member_id;
        let member_epoch;
        let heartbeat_interval_ms;
        let acceptable_recovery_lag;
        let task_offset_interval_ms;
        let status;
        let active_tasks;
        let standby_tasks;
        let warmup_tasks;
        let endpoint_information_epoch;
        let partitions_by_user_endpoint;
        let mut _unknown_tagged_fields: Vec<RawTaggedField> = Vec::new();
        throttle_time_ms = read_i32(buf)?;
        error_code = read_i16(buf)?;
        error_message = read_compact_nullable_string(buf)?;
        member_id = read_compact_string(buf)?;
        member_epoch = read_i32(buf)?;
        heartbeat_interval_ms = read_i32(buf)?;
        acceptable_recovery_lag = read_i32(buf)?;
        task_offset_interval_ms = read_i32(buf)?;
        status = {
            let len = read_compact_array_length(buf)?;
            if len < 0 {
                None
            } else {
                let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
                for _ in 0..len {
                    arr.push(Status::read(buf, version)?);
                }
                Some(arr)
            }
        };
        active_tasks = {
            let len = read_compact_array_length(buf)?;
            if len < 0 {
                None
            } else {
                let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
                for _ in 0..len {
                    arr.push(TaskIds::read(buf, version)?);
                }
                Some(arr)
            }
        };
        standby_tasks = {
            let len = read_compact_array_length(buf)?;
            if len < 0 {
                None
            } else {
                let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
                for _ in 0..len {
                    arr.push(TaskIds::read(buf, version)?);
                }
                Some(arr)
            }
        };
        warmup_tasks = {
            let len = read_compact_array_length(buf)?;
            if len < 0 {
                None
            } else {
                let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
                for _ in 0..len {
                    arr.push(TaskIds::read(buf, version)?);
                }
                Some(arr)
            }
        };
        endpoint_information_epoch = read_i32(buf)?;
        partitions_by_user_endpoint = {
            let len = read_compact_array_length(buf)?;
            if len < 0 {
                None
            } else {
                let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
                for _ in 0..len {
                    arr.push(EndpointToPartitions::read(buf, version)?);
                }
                Some(arr)
            }
        };
        let tagged_fields = read_tagged_fields(buf)?;
        for field in &tagged_fields {
            match field.tag {
                _ => {
                    _unknown_tagged_fields.push(field.clone());
                },
            }
        }
        Ok(Self {
            throttle_time_ms,
            error_code,
            error_message,
            member_id,
            member_epoch,
            heartbeat_interval_ms,
            acceptable_recovery_lag,
            task_offset_interval_ms,
            status,
            active_tasks,
            standby_tasks,
            warmup_tasks,
            endpoint_information_epoch,
            partitions_by_user_endpoint,
            _unknown_tagged_fields,
        })
    }
    pub fn write(&self, buf: &mut BytesMut, version: i16) -> Result<()> {
        if version < 0 || version > 0 {
            return Err(UnsupportedVersion::new(88, version).into());
        }
        write_i32(buf, self.throttle_time_ms);
        write_i16(buf, self.error_code);
        write_compact_nullable_string(buf, self.error_message.as_ref())?;
        write_compact_string(buf, &self.member_id)?;
        write_i32(buf, self.member_epoch);
        write_i32(buf, self.heartbeat_interval_ms);
        write_i32(buf, self.acceptable_recovery_lag);
        write_i32(buf, self.task_offset_interval_ms);
        match &self.status {
            None => {
                write_compact_array_length(buf, -1);
            },
            Some(arr) => {
                write_compact_array_length(buf, arr.len() as i32);
                for el in arr {
                    el.write(buf, version)?;
                }
            },
        }
        match &self.active_tasks {
            None => {
                write_compact_array_length(buf, -1);
            },
            Some(arr) => {
                write_compact_array_length(buf, arr.len() as i32);
                for el in arr {
                    el.write(buf, version)?;
                }
            },
        }
        match &self.standby_tasks {
            None => {
                write_compact_array_length(buf, -1);
            },
            Some(arr) => {
                write_compact_array_length(buf, arr.len() as i32);
                for el in arr {
                    el.write(buf, version)?;
                }
            },
        }
        match &self.warmup_tasks {
            None => {
                write_compact_array_length(buf, -1);
            },
            Some(arr) => {
                write_compact_array_length(buf, arr.len() as i32);
                for el in arr {
                    el.write(buf, version)?;
                }
            },
        }
        write_i32(buf, self.endpoint_information_epoch);
        match &self.partitions_by_user_endpoint {
            None => {
                write_compact_array_length(buf, -1);
            },
            Some(arr) => {
                write_compact_array_length(buf, arr.len() as i32);
                for el in arr {
                    el.write(buf, version)?;
                }
            },
        }
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        write_tagged_fields(buf, &all_tags)?;
        Ok(())
    }
    pub fn encoded_len(&self, version: i16) -> Result<usize> {
        if version < 0 || version > 0 {
            return Err(UnsupportedVersion::new(88, version).into());
        }
        let mut len: usize = 0;
        len += 4;
        len += 2;
        len += compact_nullable_string_len(self.error_message.as_ref())?;
        len += compact_string_len(&self.member_id)?;
        len += 4;
        len += 4;
        len += 4;
        len += 4;
        match &self.status {
            None => {
                len += compact_array_length_len(-1);
            },
            Some(arr) => {
                len += compact_array_length_len(arr.len() as i32);
                for el in arr {
                    len += el.encoded_len(version)?;
                }
            },
        }
        match &self.active_tasks {
            None => {
                len += compact_array_length_len(-1);
            },
            Some(arr) => {
                len += compact_array_length_len(arr.len() as i32);
                for el in arr {
                    len += el.encoded_len(version)?;
                }
            },
        }
        match &self.standby_tasks {
            None => {
                len += compact_array_length_len(-1);
            },
            Some(arr) => {
                len += compact_array_length_len(arr.len() as i32);
                for el in arr {
                    len += el.encoded_len(version)?;
                }
            },
        }
        match &self.warmup_tasks {
            None => {
                len += compact_array_length_len(-1);
            },
            Some(arr) => {
                len += compact_array_length_len(arr.len() as i32);
                for el in arr {
                    len += el.encoded_len(version)?;
                }
            },
        }
        len += 4;
        match &self.partitions_by_user_endpoint {
            None => {
                len += compact_array_length_len(-1);
            },
            Some(arr) => {
                len += compact_array_length_len(arr.len() as i32);
                for el in arr {
                    len += el.encoded_len(version)?;
                }
            },
        }
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        len += tagged_fields_len(&all_tags)?;
        Ok(len)
    }
}
#[derive(Debug, Clone, PartialEq)]
pub struct EndpointToPartitions {
    /// User-defined endpoint to connect to the node
    pub user_endpoint: Endpoint,
    /// All topic partitions materialized by active tasks on the node
    pub active_partitions: Vec<TopicPartition>,
    /// All topic partitions materialized by standby tasks on the node
    pub standby_partitions: Vec<TopicPartition>,
    pub _unknown_tagged_fields: Vec<RawTaggedField>,
}
impl Default for EndpointToPartitions {
    fn default() -> Self {
        Self {
            user_endpoint: Endpoint::default(),
            active_partitions: Vec::new(),
            standby_partitions: Vec::new(),
            _unknown_tagged_fields: Vec::new(),
        }
    }
}
impl EndpointToPartitions {
    pub fn with_user_endpoint(mut self, value: Endpoint) -> Self {
        self.user_endpoint = value;
        self
    }
    pub fn with_active_partitions(mut self, value: Vec<TopicPartition>) -> Self {
        self.active_partitions = value;
        self
    }
    pub fn with_standby_partitions(mut self, value: Vec<TopicPartition>) -> Self {
        self.standby_partitions = value;
        self
    }
    pub fn read(buf: &mut Bytes, version: i16) -> Result<Self> {
        let user_endpoint;
        let active_partitions;
        let standby_partitions;
        let mut _unknown_tagged_fields: Vec<RawTaggedField> = Vec::new();
        user_endpoint = Endpoint::read(buf, version)?;
        active_partitions = {
            let len = read_compact_array_length(buf)?;
            let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
            for _ in 0..len {
                arr.push(TopicPartition::read(buf, version)?);
            }
            arr
        };
        standby_partitions = {
            let len = read_compact_array_length(buf)?;
            let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
            for _ in 0..len {
                arr.push(TopicPartition::read(buf, version)?);
            }
            arr
        };
        let tagged_fields = read_tagged_fields(buf)?;
        for field in &tagged_fields {
            match field.tag {
                _ => {
                    _unknown_tagged_fields.push(field.clone());
                },
            }
        }
        Ok(Self {
            user_endpoint,
            active_partitions,
            standby_partitions,
            _unknown_tagged_fields,
        })
    }
    pub fn write(&self, buf: &mut BytesMut, version: i16) -> Result<()> {
        self.user_endpoint.write(buf, version)?;
        write_compact_array_length(buf, self.active_partitions.len() as i32);
        for el in &self.active_partitions {
            el.write(buf, version)?;
        }
        write_compact_array_length(buf, self.standby_partitions.len() as i32);
        for el in &self.standby_partitions {
            el.write(buf, version)?;
        }
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        write_tagged_fields(buf, &all_tags)?;
        Ok(())
    }
    pub fn encoded_len(&self, version: i16) -> Result<usize> {
        let mut len: usize = 0;
        len += self.user_endpoint.encoded_len(version)?;
        len += compact_array_length_len(self.active_partitions.len() as i32);
        for el in &self.active_partitions {
            len += el.encoded_len(version)?;
        }
        len += compact_array_length_len(self.standby_partitions.len() as i32);
        for el in &self.standby_partitions {
            len += el.encoded_len(version)?;
        }
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        len += tagged_fields_len(&all_tags)?;
        Ok(len)
    }
}
#[derive(Debug, Clone, PartialEq)]
pub struct Status {
    /// A code to indicate that a particular status is active for the group membership
    pub status_code: i8,
    /// A string representation of the status.
    pub status_detail: KafkaString,
    pub _unknown_tagged_fields: Vec<RawTaggedField>,
}
impl Default for Status {
    fn default() -> Self {
        Self {
            status_code: 0_i8,
            status_detail: KafkaString::default(),
            _unknown_tagged_fields: Vec::new(),
        }
    }
}
impl Status {
    pub fn with_status_code(mut self, value: i8) -> Self {
        self.status_code = value;
        self
    }
    pub fn with_status_detail(mut self, value: KafkaString) -> Self {
        self.status_detail = value;
        self
    }
    pub fn read(buf: &mut Bytes, _version: i16) -> Result<Self> {
        let status_code;
        let status_detail;
        let mut _unknown_tagged_fields: Vec<RawTaggedField> = Vec::new();
        status_code = read_i8(buf)?;
        status_detail = read_compact_string(buf)?;
        let tagged_fields = read_tagged_fields(buf)?;
        for field in &tagged_fields {
            match field.tag {
                _ => {
                    _unknown_tagged_fields.push(field.clone());
                },
            }
        }
        Ok(Self {
            status_code,
            status_detail,
            _unknown_tagged_fields,
        })
    }
    pub fn write(&self, buf: &mut BytesMut, _version: i16) -> Result<()> {
        write_i8(buf, self.status_code);
        write_compact_string(buf, &self.status_detail)?;
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        write_tagged_fields(buf, &all_tags)?;
        Ok(())
    }
    pub fn encoded_len(&self, _version: i16) -> Result<usize> {
        let mut len: usize = 0;
        len += 1;
        len += compact_string_len(&self.status_detail)?;
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        len += tagged_fields_len(&all_tags)?;
        Ok(len)
    }
}
#[derive(Debug, Clone, PartialEq)]
pub struct TopicPartition {
    /// topic name
    pub topic: KafkaString,
    /// partitions
    pub partitions: Vec<i32>,
    pub _unknown_tagged_fields: Vec<RawTaggedField>,
}
impl Default for TopicPartition {
    fn default() -> Self {
        Self {
            topic: KafkaString::default(),
            partitions: Vec::new(),
            _unknown_tagged_fields: Vec::new(),
        }
    }
}
impl TopicPartition {
    pub fn with_topic(mut self, value: KafkaString) -> Self {
        self.topic = value;
        self
    }
    pub fn with_partitions(mut self, value: Vec<i32>) -> Self {
        self.partitions = value;
        self
    }
    pub fn read(buf: &mut Bytes, _version: i16) -> Result<Self> {
        let topic;
        let partitions;
        let mut _unknown_tagged_fields: Vec<RawTaggedField> = Vec::new();
        topic = read_compact_string(buf)?;
        partitions = {
            let len = read_compact_array_length(buf)?;
            let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
            for _ in 0..len {
                arr.push(read_i32(buf)?);
            }
            arr
        };
        let tagged_fields = read_tagged_fields(buf)?;
        for field in &tagged_fields {
            match field.tag {
                _ => {
                    _unknown_tagged_fields.push(field.clone());
                },
            }
        }
        Ok(Self {
            topic,
            partitions,
            _unknown_tagged_fields,
        })
    }
    pub fn write(&self, buf: &mut BytesMut, _version: i16) -> Result<()> {
        write_compact_string(buf, &self.topic)?;
        write_compact_array_length(buf, self.partitions.len() as i32);
        for el in &self.partitions {
            write_i32(buf, *el);
        }
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        write_tagged_fields(buf, &all_tags)?;
        Ok(())
    }
    pub fn encoded_len(&self, _version: i16) -> Result<usize> {
        let mut len: usize = 0;
        len += compact_string_len(&self.topic)?;
        len += compact_array_length_len(self.partitions.len() as i32);
        len += self.partitions.len() * 4usize;
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        len += tagged_fields_len(&all_tags)?;
        Ok(len)
    }
}
#[derive(Debug, Clone, PartialEq)]
pub struct TaskIds {
    /// The subtopology identifier.
    pub subtopology_id: KafkaString,
    /// The partitions of the input topics processed by this member.
    pub partitions: Vec<i32>,
    pub _unknown_tagged_fields: Vec<RawTaggedField>,
}
impl Default for TaskIds {
    fn default() -> Self {
        Self {
            subtopology_id: KafkaString::default(),
            partitions: Vec::new(),
            _unknown_tagged_fields: Vec::new(),
        }
    }
}
impl TaskIds {
    pub fn with_subtopology_id(mut self, value: KafkaString) -> Self {
        self.subtopology_id = value;
        self
    }
    pub fn with_partitions(mut self, value: Vec<i32>) -> Self {
        self.partitions = value;
        self
    }
    pub fn read(buf: &mut Bytes, _version: i16) -> Result<Self> {
        let subtopology_id;
        let partitions;
        let mut _unknown_tagged_fields: Vec<RawTaggedField> = Vec::new();
        subtopology_id = read_compact_string(buf)?;
        partitions = {
            let len = read_compact_array_length(buf)?;
            let mut arr = Vec::with_capacity(array_read_capacity(len, (buf).len()));
            for _ in 0..len {
                arr.push(read_i32(buf)?);
            }
            arr
        };
        let tagged_fields = read_tagged_fields(buf)?;
        for field in &tagged_fields {
            match field.tag {
                _ => {
                    _unknown_tagged_fields.push(field.clone());
                },
            }
        }
        Ok(Self {
            subtopology_id,
            partitions,
            _unknown_tagged_fields,
        })
    }
    pub fn write(&self, buf: &mut BytesMut, _version: i16) -> Result<()> {
        write_compact_string(buf, &self.subtopology_id)?;
        write_compact_array_length(buf, self.partitions.len() as i32);
        for el in &self.partitions {
            write_i32(buf, *el);
        }
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        write_tagged_fields(buf, &all_tags)?;
        Ok(())
    }
    pub fn encoded_len(&self, _version: i16) -> Result<usize> {
        let mut len: usize = 0;
        len += compact_string_len(&self.subtopology_id)?;
        len += compact_array_length_len(self.partitions.len() as i32);
        len += self.partitions.len() * 4usize;
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        len += tagged_fields_len(&all_tags)?;
        Ok(len)
    }
}
#[derive(Debug, Clone, PartialEq)]
pub struct Endpoint {
    /// host of the endpoint
    pub host: KafkaString,
    /// port of the endpoint
    pub port: u16,
    pub _unknown_tagged_fields: Vec<RawTaggedField>,
}
impl Default for Endpoint {
    fn default() -> Self {
        Self {
            host: KafkaString::default(),
            port: 0_u16,
            _unknown_tagged_fields: Vec::new(),
        }
    }
}
impl Endpoint {
    pub fn with_host(mut self, value: KafkaString) -> Self {
        self.host = value;
        self
    }
    pub fn with_port(mut self, value: u16) -> Self {
        self.port = value;
        self
    }
    pub fn read(buf: &mut Bytes, _version: i16) -> Result<Self> {
        let host;
        let port;
        let mut _unknown_tagged_fields: Vec<RawTaggedField> = Vec::new();
        host = read_compact_string(buf)?;
        port = read_u16(buf)?;
        let tagged_fields = read_tagged_fields(buf)?;
        for field in &tagged_fields {
            match field.tag {
                _ => {
                    _unknown_tagged_fields.push(field.clone());
                },
            }
        }
        Ok(Self {
            host,
            port,
            _unknown_tagged_fields,
        })
    }
    pub fn write(&self, buf: &mut BytesMut, _version: i16) -> Result<()> {
        write_compact_string(buf, &self.host)?;
        write_u16(buf, self.port);
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        write_tagged_fields(buf, &all_tags)?;
        Ok(())
    }
    pub fn encoded_len(&self, _version: i16) -> Result<usize> {
        let mut len: usize = 0;
        len += compact_string_len(&self.host)?;
        len += 2;
        let mut all_tags: Vec<RawTaggedField> = self._unknown_tagged_fields.clone();
        all_tags.sort_by_key(|f| f.tag);
        len += tagged_fields_len(&all_tags)?;
        Ok(len)
    }
}