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Enum std::cell::BorrowState

pub enum BorrowState {
    Reading,
    Writing,
    Unused,
}

Deprecated since 1.15.0: use try_borrow instead 🔬 This is a nightly-only experimental API. (borrow_state #27733)

An enumeration of values returned from the state method on a RefCell<T>.

Variants

Reading

Deprecated since 1.15.0: use try_borrow instead 🔬 This is a nightly-only experimental API. (borrow_state #27733)

The cell is currently being read, there is at least one active borrow.

Writing

Deprecated since 1.15.0: use try_borrow instead 🔬 This is a nightly-only experimental API. (borrow_state #27733)

The cell is currently being written to, there is an active borrow_mut.

Unused

Deprecated since 1.15.0: use try_borrow instead 🔬 This is a nightly-only experimental API. (borrow_state #27733)

There are no outstanding borrows on this cell.

Trait Implementations

`impl PartialEq<BorrowState> for BorrowState` [src]

`fn eq(&self, __arg_0: &BorrowState) -> bool`

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

`fn ne(&self, other: &Rhs) -> bool`
1.0.0

This method tests for !=.

`impl Clone for BorrowState` [src]

`fn clone(&self) -> BorrowState`

Returns a copy of the value. Read more

`fn clone_from(&mut self, source: &Self)`
1.0.0

Performs copy-assignment from source. Read more

`impl Eq for BorrowState` [src]

`impl Debug for BorrowState` [src]

`fn fmt(&self, __arg_0: &mut Formatter) -> Result<(), Error>`

Formats the value using the given formatter.

`impl Copy for BorrowState` [src]

© 2010 The Rust Project Developers
Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/cell/enum.BorrowState.html

Enum std::cell::BorrowState

Variants

Trait Implementations

impl PartialEq<BorrowState> for BorrowState [src]

fn eq(&self, __arg_0: &BorrowState) -> bool

fn ne(&self, other: &Rhs) -> bool1.0.0

impl Clone for BorrowState [src]

fn clone(&self) -> BorrowState

fn clone_from(&mut self, source: &Self)1.0.0

impl Eq for BorrowState [src]

impl Debug for BorrowState [src]

fn fmt(&self, __arg_0: &mut Formatter) -> Result<(), Error>

impl Copy for BorrowState [src]

`impl PartialEq<BorrowState> for BorrowState` [src]

`fn eq(&self, __arg_0: &BorrowState) -> bool`

`fn ne(&self, other: &Rhs) -> bool`
1.0.0

`impl Clone for BorrowState` [src]

`fn clone(&self) -> BorrowState`

`fn clone_from(&mut self, source: &Self)`
1.0.0

`impl Eq for BorrowState` [src]

`impl Debug for BorrowState` [src]

`fn fmt(&self, __arg_0: &mut Formatter) -> Result<(), Error>`

`impl Copy for BorrowState` [src]