[][src]Enum diesel::r2d2::Error

pub enum Error {
    ConnectionError(ConnectionError),
    QueryError(Error),
}

The error used when managing connections with r2d2.

Variants

ConnectionError(ConnectionError)

An error occurred establishing the connection

QueryError(Error)

An error occurred pinging the database

Trait Implementations

impl Debug for Error[src]

impl Display for Error[src]

impl Error for Error[src]

fn cause(&self) -> Option<&dyn Error>
1.0.0
[src]

Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

The lower-level cause of this error, if any. Read more

fn source(&self) -> Option<&(dyn Error + 'static)>
1.30.0
[src]

The lower-level source of this error, if any. Read more

Auto Trait Implementations

impl Send for Error

impl Sync for Error

Blanket Implementations

impl<T> IntoSql for T[src]

fn into_sql<T>(self) -> AsExprOf<Self, T> where
    Self: AsExpression<T> + Sized
[src]

Convert self to an expression for Diesel's query builder. Read more

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where
    &'a Self: AsExpression<T>, 
[src]

Convert &self to an expression for Diesel's query builder. Read more

impl<T> From for T[src]

impl<T, U> Into for T where
    U: From<T>, 
[src]

impl<T> ToString for T where
    T: Display + ?Sized
[src]

impl<T, U> TryFrom for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T> Borrow for T where
    T: ?Sized
[src]

impl<T> Any for T where
    T: 'static + ?Sized
[src]

impl<T> BorrowMut for T where
    T: ?Sized
[src]

impl<T, U> TryInto for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.