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

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

The error used when managing connections with r2d2.

Variants

ConnectionError(ConnectionError)

An error occurred establishing the connection

Tuple Fields of ConnectionError

0: ConnectionError
QueryError(Error)

An error occurred pinging the database

Tuple Fields of QueryError

0: Error

Trait Implementations

Formats the value using the given formatter. Read more

Formats the value using the given formatter. Read more

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

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

Returns a stack backtrace, if available, of where this error occurred. Read more

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more

Immutably borrows from an owned value. Read more

Mutably borrows from an owned value. Read more

Performs the conversion.

Performs the conversion.

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

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

Converts the given value to a String. Read more

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.