Enum helge::Error

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pub enum Error {
    Query(Error),
    Runtime(JoinError),
    Pool(String),
}

Expand description

General Errors that can occur when running queries using Helge.

Variants

`Query(Error)`

`Runtime(JoinError)`

`Pool(String)`

Trait Implementations

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impl Debug for Error

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

Formats the value using the given formatter. Read more

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impl Display for Error

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

Formats the value using the given formatter. Read more

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impl Error for Error

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

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

1.0.0 · source

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

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fn provide(&'a self, demand: &mut Demand<'a>)

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

Provides type based access to context intended for error reports. Read more

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impl From<Error> for Error

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fn from(source: Error) -> Self

Converts to this type from the input type.

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impl From<Error> for Error

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fn from(err: Error) -> Self

Converts to this type from the input type.

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impl From<JoinError> for Error

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fn from(source: JoinError) -> Self

Converts to this type from the input type.

Auto Trait Implementations

impl !RefUnwindSafe for Error

impl Send for Error

impl Sync for Error

impl Unpin for Error

impl !UnwindSafe for Error

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoSql for T

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fn into_sql<T>(self) -> Self::Expression where
Self: AsExpression<T>,
T: SqlType + TypedExpressionType,

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

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fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where
T: SqlType + TypedExpressionType,
&'a Self: AsExpression<T>,

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

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impl<E> Provider for E where
E: Error + ?Sized,

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fn provide(&'a self, demand: &mut Demand<'a>)

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

Data providers should implement this method to provide all values they are able to provide by using demand. Read more

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impl<T> ToString for T where
T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Enum helge::Error

Variants

Query(Error)

Runtime(JoinError)

Pool(String)

Trait Implementations

impl Debug for Error

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

impl Display for Error

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

impl Error for Error

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

fn description(&self) -> &str

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

fn provide(&'a self, demand: &mut Demand<'a>)

impl From<Error> for Error

fn from(source: Error) -> Self

impl From<Error> for Error

fn from(err: Error) -> Self

impl From<JoinError> for Error

fn from(source: JoinError) -> Self

Auto Trait Implementations

impl !RefUnwindSafe for Error

impl Send for Error

impl Sync for Error

impl Unpin for Error

impl !UnwindSafe for Error

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<T> IntoSql for T

fn into_sql<T>(self) -> Self::Expression where Self: AsExpression<T>, T: SqlType + TypedExpressionType,

fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where T: SqlType + TypedExpressionType, &'a Self: AsExpression<T>,

impl<E> Provider for E where E: Error + ?Sized,

fn provide(&'a self, demand: &mut Demand<'a>)

impl<T> ToString for T where T: Display + ?Sized,

default fn to_string(&self) -> String

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

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

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

`Query(Error)`

`Runtime(JoinError)`

`Pool(String)`

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

fn into_sql<T>(self) -> Self::Expression where
Self: AsExpression<T>,
T: SqlType + TypedExpressionType,

fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where
T: SqlType + TypedExpressionType,
&'a Self: AsExpression<T>,

impl<E> Provider for E where
E: Error + ?Sized,

impl<T> ToString for T where
T: Display + ?Sized,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,