pub enum CalleeHandled {}
Expand description
Input errors (including conversion errors) are left for the callee to
handle:
The callee receives an extra error
parameter (the first one), which is
null
if no error occurred, and the error payload otherwise.
Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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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 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.