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Stmt

Enum Stmt 

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pub enum Stmt {
    Let {
        pattern: Pattern,
        ty: Option<Type>,
        value: Option<Expr>,
        span: Span,
    },
    Expr(Expr),
    Return(Option<Expr>, Span),
    Break(Option<Expr>, Span),
    Continue(Span),
    For {
        binding: Pattern,
        iter: Expr,
        body: Block,
        span: Span,
    },
    While {
        condition: Expr,
        body: Block,
        span: Span,
    },
    Loop {
        body: Block,
        span: Span,
    },
    Item(Box<Item>),
}

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Let

let pattern [: Type] = value

Fields

§pattern: Pattern
§value: Option<Expr>
§span: Span
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Expr(Expr)

Expression statement

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Return(Option<Expr>, Span)

return [value]

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Break(Option<Expr>, Span)

break [value]

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Continue(Span)

continue

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For

for binding in iter: body

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§binding: Pattern
§iter: Expr
§body: Block
§span: Span
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While

while cond: body

Fields

§condition: Expr
§body: Block
§span: Span
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Loop

loop: body

Fields

§body: Block
§span: Span
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Item(Box<Item>)

Item declaration (nested function, struct, etc.)

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impl Clone for Stmt

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fn clone(&self) -> Stmt

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Stmt

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Stmt

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impl RefUnwindSafe for Stmt

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impl Send for Stmt

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impl Sync for Stmt

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impl Unpin for Stmt

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impl UnwindSafe for Stmt

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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

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

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> Ungil for T
where T: Send,