pub enum HasArg {
Yes,
No,
Maybe,
}
Expand description
Describes whether an option has an argument.
The option requires an argument.
The option takes no argument.
The option argument is optional.
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 !=
.
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.