Struct Checkpoint 

pub struct Checkpoint {
    pub id: String,
    pub channel_values: HashMap<String, Value>,
    pub channel_versions: HashMap<String, ChannelVersion>,
    pub pending_writes: Vec<PendingWrite>,
    pub format_version: String,
}

A checkpoint of graph state.

Fields

id: String

Unique checkpoint ID.

channel_values: HashMap<String, Value>

Channel values at this checkpoint.

channel_versions: HashMap<String, ChannelVersion>

Channel versions for conflict detection.

pending_writes: Vec<PendingWrite>

Pending writes not yet applied.

format_version: String

Format version for migration support.

Implementations

impl Checkpoint

pub fn new(id: String) -> Self

Create a new checkpoint with the given ID and default values.

Trait Implementations

impl Clone for Checkpoint

fn clone(&self) -> Checkpoint

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Checkpoint

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Checkpoint

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Checkpoint

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.