Struct tinychain::scalar::Scope

pub struct Scope<'a, T> { /* fields omitted */ }

The execution scope of a Scalar, such as an OpDef or TCRef

Implementations

impl<'a, T: ToState + Instance + Public> Scope<'a, T>

pub fn new<S: Into<State>, I: IntoIterator<Item = (Id, S)>>(
    subject: Option<&'a T>,
    data: I
) -> Self

pub fn with_context<S: Into<State>, I: IntoIterator<Item = (Id, S)>>(
    subject: Option<&'a T>,
    context: Map<State>,
    data: I
) -> Self

pub fn into_inner(self) -> Map<State>

pub fn resolve_id(&self, id: &Id) -> TCResult<State>

pub async fn resolve_get(
    &self,
    txn: &Txn,
    subject: &Id,
    path: &[PathSegment],
    key: Value
) -> TCResult<State>

pub async fn resolve_put(
    &self,
    txn: &Txn,
    subject: &Id,
    path: &[PathSegment],
    key: Value,
    value: State
) -> TCResult<()>

pub async fn resolve_post(
    &self,
    txn: &Txn,
    subject: &Id,
    path: &[PathSegment],
    params: Map<State>
) -> TCResult<State>

pub async fn resolve_delete(
    &self,
    txn: &Txn,
    subject: &Id,
    path: &[PathSegment],
    key: Value
) -> TCResult<()>

Methods from Deref<Target = Map<State>>

pub fn expect_empty(&self) -> Result<(), TCError> where
    T: Display, 

pub fn or_default<P>(&mut self, name: &Id) -> Result<P, TCError> where
    T: Display,
    P: Default + TryCastFrom<T>, 

pub fn require<P>(&mut self, name: &Id) -> Result<P, TCError> where
    T: Display,
    P: TryCastFrom<T>, 

Trait Implementations

impl<'a, T> Debug for Scope<'a, T>

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

Formats the value using the given formatter.

impl<'a, T> Deref for Scope<'a, T>

type Target = Map<State>

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl<'a, T> DerefMut for Scope<'a, T>

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.