[Libguestfs] Re: [PATCH 2/2] libguestfs: Rust binding build error and warning fixes

Signed-off-by: Jacob Reger <regerjacob(a)gmail.com&gt; --- rust/src/error.rs | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/rust/src/error.rs b/rust/src/error.rs index ce444e199..f3709516c 100644 --- a/rust/src/error.rs +++ b/rust/src/error.rs @@ -46,6 +46,42 @@ pub enum Error { Create, } +impl std::fmt::Display for Error { + fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { + match self { + Error::API(err) => { + write!( + f, + "API Error:\n\tOperation: {}\n\tMessage: {}\n\tError Number: {}", + err.operation, err.message, err.errno + ) + } + Error::IllegalString(err) => { + write!( + f, + "Illegal string Error:\nNull byte found\n\tDetails: {}", + err + ) + } + Error::Utf8Error(err) => { + write!( + f, + "Utf8 Error:\nFailed to interpret string as utf-8\n\tDetails: {}", + err + ) + } + Error::UnixError(err, op) => { + write!(f, "Unix Error:\n\tError: {}\n\tOperation: {}", err, op) + } + Error::Create => { + write!(f, "Creation Error:\nFailed to create a guestfs handle") + } + } + } +} + +impl std::error::Error for Error {} + impl convert::From<ffi::NulError> for Error { fn from(error: ffi::NulError) -> Self { Error::IllegalString(error) -- 2.39.5 (Apple Git-154)