Trait specs::prelude::Resource [−][src]
Expand description
A resource is a data slot which lives in the World
can only be accessed
according to Rust’s typical borrowing model (one writer xor multiple
readers).
Implementations
Returns the boxed value if it is of type T
, or Err(Self)
if it isn’t.
Returns some reference to the boxed value if it is of type T
, or
None
if it isn’t.
Returns a reference to the boxed value, blindly assuming it to be of type T
.
If you are not absolutely certain of T
, you must not call this.
Returns some mutable reference to the boxed value if it is of type T
, or
None
if it isn’t.
Returns a mutable reference to the boxed value, blindly assuming it to be of type T
.
If you are not absolutely certain of T
, you must not call this.