Struct syntax::ptr::P

pub struct P<T: ?Sized> {
    ptr: Box<T>,
}

🔬 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?

An owned smart pointer.

Fields

ptr: Box<T>

🔬 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?

Methods

impl<T: 'static> P<T>

pub fn and_then<U, F>(self, f: F) -> U where     F: FnOnce(T) -> U,

🔬 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?

Move out of the pointer. Intended for chaining transformations not covered by map.

pub fn into_inner(self) -> T

🔬 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?

Equivalent to and_then(|x| x)

pub fn map<F>(self, f: F) -> P<T> where     F: FnOnce(T) -> T,

🔬 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?

Transform the inner value, consuming self and producing a new P<T>.

impl<T> P<[T]>

pub fn new() -> P<[T]>

🔬 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?

pub fn from_vec(v: Vec<T>) -> P<[T]>

🔬 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?

Important traits for Vec<u8>

impl Write for Vec<u8>

pub fn into_vec(self) -> Vec<T>

🔬 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?

Trait Implementations

impl<T> MoveMap<T> for P<[T]>

fn move_flat_map<F, I>(self, f: F) -> Self where     F: FnMut(T) -> I,     I: IntoIterator<Item = T>,

🔬 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?

fn move_map<F>(self, f: F) -> Self where     F: FnMut(T) -> T,

🔬 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?

impl<T: HasAttrs + 'static> HasAttrs for P<T>

Important traits for &'a [u8]

impl<'a> Read for &'a [u8]impl<'a> Write for &'a mut [u8]

fn attrs(&self) -> &[Attribute]

🔬 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?

fn map_attrs<F: FnOnce(Vec<Attribute>) -> Vec<Attribute>>(self, f: F) -> Self

🔬 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?

impl From<P<Expr>> for LhsExpr

fn from(expr: P<Expr>) -> Self

Performs the conversion.

impl<T: Hash + ?Sized> Hash for P<T>

fn hash<__HT: Hasher>(&self, state: &mut __HT)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where     H: Hasher,

Feeds a slice of this type into the given [Hasher].

impl<T: PartialEq + ?Sized> PartialEq for P<T>

fn eq(&self, other: &P<T>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &P<T>) -> bool

This method tests for !=.

impl<T: Eq + ?Sized> Eq for P<T>

fn assert_receiver_is_total_eq(&self)

impl<T: ?Sized> Deref for P<T>

type Target = T

The resulting type after dereferencing.

Important traits for &'a mut R

impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

fn deref(&self) -> &T

Dereferences the value.

impl<T: ?Sized> DerefMut for P<T>

Important traits for &'a mut R

impl<'a, R> Read for &'a mut R where
    R: Read + ?Sized, impl<'a, W> Write for &'a mut W where
    W: Write + ?Sized, impl<'a, I> Iterator for &'a mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

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

Mutably dereferences the value.

impl<T: 'static + Clone> Clone for P<T>

fn clone(&self) -> P<T>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T: ?Sized + Debug> Debug for P<T>

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

Formats the value using the given formatter.

impl<T: Display> Display for P<T>

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

Formats the value using the given formatter.

impl<T> Pointer for P<T>

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

Formats the value using the given formatter.

impl<T: 'static + Decodable> Decodable for P<T>

fn decode<D: Decoder>(d: &mut D) -> Result<P<T>, D::Error>

🔬 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?

impl<T: Encodable> Encodable for P<T>

fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error>

🔬 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?

impl<T> Default for P<[T]>

fn default() -> P<[T]>

Creates an empty P<[T]>.

impl<T: Clone> Clone for P<[T]>

fn clone(&self) -> P<[T]>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T> From<Vec<T>> for P<[T]>

fn from(v: Vec<T>) -> Self

Performs the conversion.

impl<T> Into<Vec<T>> for P<[T]>

Important traits for Vec<u8>

impl Write for Vec<u8>

fn into(self) -> Vec<T>

Performs the conversion.

impl<T> FromIterator<T> for P<[T]>

fn from_iter<I: IntoIterator<Item = T>>(iter: I) -> P<[T]>

Creates a value from an iterator.

impl<T> IntoIterator for P<[T]>

type Item = T

The type of the elements being iterated over.

type IntoIter = IntoIter<T>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<'a, T> IntoIterator for &'a P<[T]>

type Item = &'a T

The type of the elements being iterated over.

type IntoIter = Iter<'a, T>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<T: Encodable> Encodable for P<[T]>

fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error>

🔬 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?

impl<T: Decodable> Decodable for P<[T]>

fn decode<D: Decoder>(d: &mut D) -> Result<P<[T]>, D::Error>

🔬 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?

impl<CTX, T: ?Sized> HashStable<CTX> for P<T> where     T: HashStable<CTX>,

fn hash_stable<W: StableHasherResult>(     &self,     hcx: &mut CTX,     hasher: &mut StableHasher<W> )

🔬 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?

impl ToTokens for P<Item>

Important traits for Vec<u8>

impl Write for Vec<u8>

fn to_tokens(&self, _cx: &ExtCtxt) -> Vec<TokenTree>

🔬 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?

impl ToTokens for P<ImplItem>

Important traits for Vec<u8>

impl Write for Vec<u8>

fn to_tokens(&self, _cx: &ExtCtxt) -> Vec<TokenTree>

🔬 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?

impl ToTokens for P<Expr>

Important traits for Vec<u8>

impl Write for Vec<u8>

fn to_tokens(&self, _cx: &ExtCtxt) -> Vec<TokenTree>

🔬 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?

impl ToTokens for P<Pat>

Important traits for Vec<u8>

impl Write for Vec<u8>

fn to_tokens(&self, _cx: &ExtCtxt) -> Vec<TokenTree>

🔬 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?

impl ToTokens for P<Block>

Important traits for Vec<u8>

impl Write for Vec<u8>

fn to_tokens(&self, _cx: &ExtCtxt) -> Vec<TokenTree>

🔬 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?