Enum RbacDbError 

#[non_exhaustive]
pub enum RbacDbError {
    ConnectionError(String),
    RoleNotFound,
    PermissionNotFound,
    RoleDuplicate,
    PermissionDuplicate,
    AssignmentNotFound,
    AssignmentDuplicate,
    RoleInUse,
    PermissionInUse,
    QueryError(String),
    TransactionError(String),
}

Error type for RBAC database operations.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

ConnectionError(String)

Database connection error.

RoleNotFound

Role not found.

PermissionNotFound

Permission not found.

RoleDuplicate

Role already exists.

PermissionDuplicate

Permission already exists.

AssignmentNotFound

User role assignment not found.

AssignmentDuplicate

Assignment already exists.

RoleInUse

Role has active assignments.

PermissionInUse

Permission has active assignments.

QueryError(String)

Database query error.

TransactionError(String)

Transaction error.

Trait Implementations

impl Debug for RbacDbError

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

Formats the value using the given formatter.

impl Display for RbacDbError

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

Formats the value using the given formatter.

impl Error for RbacDbError

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.