pub enum BorrowFail {
    ValueNotFound,
    BorrowConflictImm,
    BorrowConflictMut,
}
Expand description

Failures to borrow a value.

Variants

ValueNotFound

Value was not found in the map.

BorrowConflictImm

Requested an immutable borrow, but value was already borrowed mutably.

BorrowConflictMut

Requested a mutable borrow, but value was already borrowed.

This variant is returne whether the value was previously borrowed immutably or mutably.

Trait Implementations

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

Formats the value using the given formatter. Read more

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

This method tests for !=.

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.

Calls U::from(self).

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

The resulting type after obtaining ownership.

Creates owned data from borrowed data, usually by cloning. Read more

Uses borrowed data to replace owned data, usually by cloning. Read more

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.