Struct clippy_utils::higher::IfLet

source ·
pub struct IfLet<'hir> {
    pub let_pat: &'hir Pat<'hir>,
    pub let_expr: &'hir Expr<'hir>,
    pub if_then: &'hir Expr<'hir>,
    pub if_else: Option<&'hir Expr<'hir>>,
    pub let_span: Span,
}
Expand description

An if let expression

Fields§

§let_pat: &'hir Pat<'hir>

if let pattern

§let_expr: &'hir Expr<'hir>

if let scrutinee

§if_then: &'hir Expr<'hir>

if let then expression

§if_else: Option<&'hir Expr<'hir>>

if let else expression

§let_span: Span

if let PAT = EXPR ^^^^^^^^^^^^^^

Implementations§

source§

impl<'hir> IfLet<'hir>

source

pub fn hir(cx: &LateContext<'_>, expr: &Expr<'hir>) -> Option<Self>

Parses an if let expression

Auto Trait Implementations§

§

impl<'hir> Freeze for IfLet<'hir>

§

impl<'hir> RefUnwindSafe for IfLet<'hir>

§

impl<'hir> Send for IfLet<'hir>

§

impl<'hir> Sync for IfLet<'hir>

§

impl<'hir> Unpin for IfLet<'hir>

§

impl<'hir> UnwindSafe for IfLet<'hir>

Blanket Implementations§

source§

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

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

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

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

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

source§

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

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

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

source§

fn into(self) -> U

Calls U::from(self).

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

source§

impl<T> IntoEither for T

source§

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

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
source§

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

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
source§

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

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

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

Performs the conversion.
source§

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

§

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

The type returned in the event of a conversion error.
source§

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

Performs the conversion.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 40 bytes