pub struct ImplicitCtxt<'a, 'gcx: 'a + 'tcx, 'tcx: 'a> {
pub tcx: TyCtxt<'a, 'gcx, 'tcx>,
pub query: Option<Lrc<QueryJob<'gcx>>>,
pub layout_depth: usize,
pub task: &'a OpenTask,
}
🔬 This is a nightly-only experimental API. (rustc_private
)
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This is the implicit state of rustc. It contains the current
TyCtxt and query. It is updated when creating a local interner or
executing a new query. Whenever there's a TyCtxt value available
you should also have access to an ImplicitCtxt through the functions
in this module.
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
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The current TyCtxt. Initially created by enter_global
and updated
by enter_local
with a new local interner
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
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The current query job, if any. This is updated by start_job in
ty::query::plumbing when executing a query
🔬 This is a nightly-only experimental API. (rustc_private
)
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Used to prevent layout from recursing too deeply.
🔬 This is a nightly-only experimental API. (rustc_private
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The current dep graph task. This is used to add dependencies to queries
when executing them
Performs copy-assignment from source
. Read more
🔬 This is a nightly-only experimental API. (rustc_private
)
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🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
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Creates owned data from borrowed data, usually by cloning. Read more
🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Immutably borrows from an owned value. Read more
type Error = <U as TryFrom<T>>::Error
🔬 This is a nightly-only experimental API. (try_from
)
The type returned in the event of a conversion error.
🔬 This is a nightly-only experimental API. (try_from
)
Mutably borrows from an owned value. Read more
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Create an error for a missing method specialization. Defaults to panicking with type, trait & method names. S
is the encoder/decoder state type, T
is the type being encoded/decoded, and the arguments are the names of the trait and method that should've been overridden. Read more