pub struct Maybe<'a> { /* fields omitted */ }
Expand description
A helper type to wrap Option (GVariant’s Maybe type) in Value
.
API is provided to convert from, and to Option.
Get a reference to underlying value.
Create a new Just (Some) Maybe
.
Create a new Nothing (None) Maybe
, given the signature of the type.
Get the inner value as a concrete type
Get the signature of Maybe
.
NB: This method potentially allocates and copies. Use full_signature
if you’d like to
avoid that.
Get the signature of Maybe
.
Get the signature of the potential value in the Maybe
.
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 !=
.
Serialize this value into the given Serde serializer. Read more
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning. Read more
🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.