Enum readme_sync::EvalCfgPredicateError

pub enum EvalCfgPredicateError {
    NonIdentPath(Meta),
    NonSingleNotInput(Meta),
    InvalidPredicateFn(Meta),
    NonStringOptionValue(Meta),
    LiteralPredicate(NestedMeta),
}

An error which can occur when evaluating configuration predicate.

Variants

NonIdentPath(Meta)

Non-indentifier predicatge path.

NonSingleNotInput(Meta)

Non-single not() input.

InvalidPredicateFn(Meta)

Unknown predicate function.

NonStringOptionValue(Meta)

Non-string option value.

LiteralPredicate(NestedMeta)

Literal predicate.

Trait Implementations

impl Clone for EvalCfgPredicateError

pub fn clone(&self) -> EvalCfgPredicateError

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for EvalCfgPredicateError

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

Formats the value using the given formatter.

impl Display for EvalCfgPredicateError

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

Formats the value using the given formatter.

impl Eq for EvalCfgPredicateError

impl Error for EvalCfgPredicateError

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

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

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

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

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

pub fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl From<EvalCfgPredicateError> for BuildMetaDocsError

pub fn from(source: EvalCfgPredicateError) -> Self

Performs the conversion.

impl PartialEq<EvalCfgPredicateError> for EvalCfgPredicateError

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl StructuralEq for EvalCfgPredicateError

impl StructuralPartialEq for EvalCfgPredicateError