Struct tinychain::scalar::reference::id::IdRef

pub struct IdRef { /* fields omitted */ }

A reference to the State at a given Id within the same transaction context.

Implementations

impl IdRef

pub fn into_id(self) -> Id

pub fn id(&self) -> &Id

Trait Implementations

impl Clone for IdRef

fn clone(&self) -> IdRef

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Display for IdRef

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

Formats the value using the given formatter.

impl From<Id> for IdRef

fn from(to: Id) -> IdRef

Performs the conversion.

impl FromStr for IdRef

type Err = TCError

The associated error which can be returned from parsing.

fn from_str(to: &str) -> TCResult<IdRef>

Parses a string s to return a value of this type.

impl FromStream for IdRef

type Context = ()

The decoding context of this type, useful in situations where the stream to be decoded may be too large to hold in main memory.

fn from_stream<'life0, 'async_trait, D: Decoder>(
    context: (),
    d: &'life0 mut D
) -> Pin<Box<dyn Future<Output = Result<Self, D::Error>> + Send + 'async_trait>> where
    D: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

Parse this value using the given Decoder.

impl Hash for IdRef

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given Hasher.

impl<'en> IntoStream<'en> for IdRef

fn into_stream<E: Encoder<'en>>(self, e: E) -> Result<E::Ok, E::Error>

Take ownership of this value and serialize it into the given encoder.

impl Ord for IdRef

fn cmp(&self, other: &IdRef) -> Ordering

This method returns an Ordering between self and other.

#[must_use]

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]

fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval.

impl PartialEq<Id> for IdRef

fn eq(&self, other: &Id) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use]

fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl PartialEq<IdRef> for IdRef

fn eq(&self, other: &IdRef) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &IdRef) -> bool

This method tests for !=.

impl PartialOrd<IdRef> for IdRef

fn partial_cmp(&self, other: &IdRef) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

#[must_use]

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

#[must_use]

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Refer for IdRef

fn requires(&self, deps: &mut HashSet<Id>)

Add the dependency Ids of this reference to the given set.

fn resolve<'a, 'async_trait, T: Instance + Public>(
    self,
    context: &'a Scope<'a, T>,
    _txn: &'a Txn
) -> Pin<Box<dyn Future<Output = TCResult<State>> + Send + 'async_trait>> where
    'a: 'async_trait,
    T: 'async_trait,
    Self: 'async_trait, 

Resolve this reference with respect to the given context.

impl<'en> ToStream<'en> for IdRef

fn to_stream<E: Encoder<'en>>(&'en self, e: E) -> Result<E::Ok, E::Error>

Serialize this value into the given encoder.

impl TryCastFrom<Scalar> for IdRef

fn can_cast_from(scalar: &Scalar) -> bool

Test if value can be cast into Self.

fn opt_cast_from(scalar: Scalar) -> Option<Self>

Returns Some(Self) if the source value can be cast into Self, otherwise None.

fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
    OnErr: FnOnce(&T) -> Err, 

Returns Ok(Self) if the source value can be cast into Self, otherwise calls on_err.

impl TryCastFrom<State> for IdRef

fn can_cast_from(state: &State) -> bool

Test if value can be cast into Self.

fn opt_cast_from(state: State) -> Option<Self>

Returns Some(Self) if the source value can be cast into Self, otherwise None.

fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
    OnErr: FnOnce(&T) -> Err, 

Returns Ok(Self) if the source value can be cast into Self, otherwise calls on_err.

impl TryCastFrom<Value> for IdRef

fn can_cast_from(value: &Value) -> bool

Test if value can be cast into Self.

fn opt_cast_from(value: Value) -> Option<Self>

Returns Some(Self) if the source value can be cast into Self, otherwise None.

fn try_cast_from<Err, OnErr>(value: T, on_err: OnErr) -> Result<Self, Err> where
    OnErr: FnOnce(&T) -> Err, 

Returns Ok(Self) if the source value can be cast into Self, otherwise calls on_err.

impl Eq for IdRef

impl StructuralEq for IdRef

impl StructuralPartialEq for IdRef