Enum rustler::error::Error [−][src]
Represents usual errors that can happen in a nif. This enables you to return an error from anywhere, even places where you don't have an Env availible.
Variants
BadArg
Returned when the NIF has been called with the wrong number or type of arguments.
Atom(&'static str)
Encodes the string into an atom and returns it from the NIF.
RaiseAtom(&'static str)
RaiseTerm(Box<Encoder>)
Methods
impl Error
[src]
impl Error
pub unsafe fn encode<'a>(self, env: Env<'a>) -> Term<'a>
[src]
pub unsafe fn encode<'a>(self, env: Env<'a>) -> Term<'a>
Unsafe
If self
is a BadArg
, RaiseAtom
, or RaiseTerm
value, then the
term returned from this method must not be used except as the return
value from the calling NIF.