Enum KnowledgeStoreError 

pub enum KnowledgeStoreError {
    EmptyObjectId,
    NotFound(String),
    InvalidObject(String),
}

Errors returned by a Knowledge Hub store.

Variants

EmptyObjectId

The content-addressed object has no usable identifier.

NotFound(String)

A supersession requested an object that is not present.

InvalidObject(String)

The object failed protocol validation.

Trait Implementations

impl Clone for KnowledgeStoreError

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for KnowledgeStoreError

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

Formats the value using the given formatter.

impl Display for KnowledgeStoreError

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

Formats the value using the given formatter.

impl Eq for KnowledgeStoreError

impl Error for KnowledgeStoreError

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.

impl PartialEq for KnowledgeStoreError

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for KnowledgeStoreError