Struct Error

pub struct Error(/* private fields */);

An error communicating with the Postgres server.

Implementations

impl Error

pub fn into_source(self) -> Option<Box<dyn Error + Sync + Send>>

Consumes the error, returning its cause.

pub fn as_db_error(&self) -> Option<&DbError>

Returns the source of this error if it was a DbError.

This is a simple convenience method.

pub fn is_closed(&self) -> bool

Determines if the error was associated with closed connection.

pub fn code(&self) -> Option<&SqlState>

Returns the SQLSTATE error code associated with the error.

This is a convenience method that downcasts the cause to a DbError and returns its code.

pub fn unexpected_message() -> Error

Constructs an UnexpectedMessage error.

pub fn parse(e: Error) -> Error

Constructs a Parse error wrapping the provided one.

Trait Implementations

impl Debug for Error

fn fmt(&self, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for Error

fn fmt(&self, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for Error

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.