Enum feattle_core::UpdateError

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pub enum UpdateError<PersistError: Error + Send + Sync + 'static> {
    NeverReloaded,
    UnknownKey(String),
    Parsing(FromJsonError),
    Persistence(PersistError),
}

Expand description

The error type returned by Feattles::update()

Variants

`NeverReloaded`

Cannot update because current values were never successfully loaded from the persist layer

`UnknownKey(String)`

The key is unknown

`Parsing(FromJsonError)`

Failed to parse the value from JSON

`Persistence(PersistError)`

Failed to persist new state

Trait Implementations

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impl<PersistError: Debug + Error + Send + Sync + 'static> Debug for UpdateError<PersistError>

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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<PersistError: Error + Send + Sync + 'static> Display for UpdateError<PersistError>

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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<PersistError: Error + Send + Sync + 'static> Error for UpdateError<PersistError> where
PersistError: Error + 'static,
Self: Debug + Display,

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

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

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fn backtrace(&self) -> Option<&Backtrace>

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

Returns a stack backtrace, if available, of where this error occurred. 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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impl<PersistError: Error + Send + Sync + 'static> From<FromJsonError> for UpdateError<PersistError>

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fn from(source: FromJsonError) -> Self

Performs the conversion.

Auto Trait Implementations

impl<PersistError> !RefUnwindSafe for UpdateError<PersistError>

impl<PersistError> Send for UpdateError<PersistError>

impl<PersistError> Sync for UpdateError<PersistError>

impl<PersistError> Unpin for UpdateError<PersistError> where
PersistError: Unpin,

impl<PersistError> !UnwindSafe for UpdateError<PersistError>

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> 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 feattle_core::UpdateError

Variants

NeverReloaded

UnknownKey(String)

Parsing(FromJsonError)

Persistence(PersistError)

Trait Implementations

impl<PersistError: Debug + Error + Send + Sync + 'static> Debug for UpdateError<PersistError>

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

impl<PersistError: Error + Send + Sync + 'static> Display for UpdateError<PersistError>

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

impl<PersistError: Error + Send + Sync + 'static> Error for UpdateError<PersistError> where PersistError: Error + 'static, Self: Debug + Display,

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

fn backtrace(&self) -> Option<&Backtrace>

fn description(&self) -> &str

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

impl<PersistError: Error + Send + Sync + 'static> From<FromJsonError> for UpdateError<PersistError>

fn from(source: FromJsonError) -> Self

Auto Trait Implementations

impl<PersistError> !RefUnwindSafe for UpdateError<PersistError>

impl<PersistError> Send for UpdateError<PersistError>

impl<PersistError> Sync for UpdateError<PersistError>

impl<PersistError> Unpin for UpdateError<PersistError> where PersistError: Unpin,

impl<PersistError> !UnwindSafe for UpdateError<PersistError>

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> 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>

`NeverReloaded`

`UnknownKey(String)`

`Parsing(FromJsonError)`

`Persistence(PersistError)`

impl<PersistError: Error + Send + Sync + 'static> Error for UpdateError<PersistError> where
PersistError: Error + 'static,
Self: Debug + Display,

impl<PersistError> Unpin for UpdateError<PersistError> where
PersistError: Unpin,

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>,

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>,