Struct ReturnOptimizerContext

pub struct ReturnOptimizerContext<'db, 'a> { /* private fields */ }

Trait Implementations§

Default info_from_panic implementation for post ‘lower_panics’ phases. Earlier phases need to override this implementation.

Auto Trait Implementations§

Blanket Implementations§

Gets the TypeId of self. Read more

Immutably borrows from an owned value. Read more

Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

The alignment of pointer.

The type for initializers.

Initializes a with the given initializer. Read more

Dereferences the given pointer. Read more

Mutably dereferences the given pointer. Read more

Drops the object pointed to by the given pointer. Read more

Should always be Self

The type returned in the event of a conversion error.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

ReturnOptimizerContext

Struct ReturnOptimizerContext Copy item path

Trait Implementations§

impl<'db, 'a> Analyzer<'db, 'a> for ReturnOptimizerContext<'db, 'a>

type Info = AnalyzerInfo<'db>

fn visit_block_start( &mut self, info: &mut Self::Info, block_id: BlockId, _block: &Block<'db>, )

fn visit_stmt( &mut self, info: &mut Self::Info, (block_idx, statement_idx): StatementLocation, stmt: &'a Statement<'db>, )

fn visit_goto( &mut self, info: &mut Self::Info, _statement_location: StatementLocation, _target_block_id: BlockId, remapping: &VarRemapping<'db>, )

fn merge_match( &mut self, _statement_location: StatementLocation, match_info: &'a MatchInfo<'db>, infos: impl Iterator<Item = Self::Info>, ) -> Self::Info

fn info_from_return( &mut self, (block_id, _statement_idx): StatementLocation, vars: &'a [VarUsage<'db>], ) -> Self::Info

fn info_from_panic( &mut self, statement_location: StatementLocation, var: &VarUsage<'db>, ) -> Self::Info

Auto Trait Implementations§

impl<'db, 'a> Freeze for ReturnOptimizerContext<'db, 'a>

impl<'db, 'a> !RefUnwindSafe for ReturnOptimizerContext<'db, 'a>

impl<'db, 'a> !Send for ReturnOptimizerContext<'db, 'a>

impl<'db, 'a> !Sync for ReturnOptimizerContext<'db, 'a>

impl<'db, 'a> Unpin for ReturnOptimizerContext<'db, 'a>

impl<'db, 'a> !UnwindSafe for ReturnOptimizerContext<'db, 'a>

Blanket Implementations§

impl<T> Any for Twhere T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<'db, T> DebugDbUpcast<'db, T> for Twhere T: ?Sized,

fn debug_db_upcast(&'db self) -> &'db T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

fn in_current_span(self) -> Instrumented<Self>

impl<T, U> Into<U> for Twhere U: From<T>,

fn into(self) -> U

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>where F: FnOnce(&Self) -> bool,

impl<T> Pointable for T

const ALIGN: usize

type Init = T

unsafe fn init(init: <T as Pointable>::Init) -> usize

unsafe fn deref<'a>(ptr: usize) -> &'a T

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

unsafe fn drop(ptr: usize)

impl<T> Same for T

type Output = T

impl<T0, T1, E, TRewriter> SemanticRewriter<(T0, T1), E> for TRewriterwhere TRewriter: SemanticRewriter<T0, E> + SemanticRewriter<T1, E>,

fn internal_rewrite(&mut self, value: &mut (T0, T1)) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<T, E, TRewriter> SemanticRewriter<Box<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

fn internal_rewrite(&mut self, value: &mut Box<T>) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<T, E, TRewriter> SemanticRewriter<Deque<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

fn internal_rewrite(&mut self, value: &mut Deque<T>) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<T, E, TRewriter> SemanticRewriter<Option<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

fn internal_rewrite( &mut self, value: &mut Option<T>, ) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<'a, K, V, E, TRewriter> SemanticRewriter<OrderedHashMap<K, V>, E> for TRewriterwhere K: Hash + Eq + LanguageElementId<'a>, V: Clone, TRewriter: SemanticRewriter<V, E>,

fn internal_rewrite( &mut self, value: &mut OrderedHashMap<K, V>, ) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<T, E, TRewriter, E2> SemanticRewriter<Result<T, E2>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

fn internal_rewrite( &mut self, value: &mut Result<T, E2>, ) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<T, E, TRewriter> SemanticRewriter<Vec<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

fn internal_rewrite(&mut self, value: &mut Vec<T>) -> Result<RewriteResult, E>

fn rewrite(&mut self, value: T) -> Result<T, Error>

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

fn with_current_subscriber(self) -> WithDispatch<Self>

Struct ReturnOptimizerContext

impl<T> Any for T
where T: 'static + ?Sized,

impl<T> Borrow<T> for T
where T: ?Sized,

impl<T> BorrowMut<T> for T
where T: ?Sized,

impl<'db, T> DebugDbUpcast<'db, T> for T
where T: ?Sized,

impl<T, U> Into<U> for T
where U: From<T>,

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

impl<T0, T1, E, TRewriter> SemanticRewriter<(T0, T1), E> for TRewriter
where TRewriter: SemanticRewriter<T0, E> + SemanticRewriter<T1, E>,

impl<T, E, TRewriter> SemanticRewriter<Box<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

impl<T, E, TRewriter> SemanticRewriter<Deque<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

impl<T, E, TRewriter> SemanticRewriter<Option<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

impl<'a, K, V, E, TRewriter> SemanticRewriter<OrderedHashMap<K, V>, E> for TRewriter
where K: Hash + Eq + LanguageElementId<'a>, V: Clone, TRewriter: SemanticRewriter<V, E>,

impl<T, E, TRewriter, E2> SemanticRewriter<Result<T, E2>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

impl<T, E, TRewriter> SemanticRewriter<Vec<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

impl<T, U> TryFrom<U> for T
where U: Into<T>,

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,