Struct GrammarRuntimeError 

pub struct GrammarRuntimeError {
    pub reason: &'static str,
    pub message: String,
}

A grammar that cannot be loaded or a parse that cannot run; reason names the step: import, macro, parameter, reference, declaration, operation, pattern or embed.

Fields

reason: &'static str

The step that refused the grammar.

message: String

What is wrong.

Trait Implementations

impl Clone for GrammarRuntimeError

fn clone(&self) -> GrammarRuntimeError

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GrammarRuntimeError

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

Formats the value using the given formatter.

impl Display for GrammarRuntimeError

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

Formats the value using the given formatter.

impl Eq for GrammarRuntimeError

impl Error for GrammarRuntimeError

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 GrammarRuntimeError

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for GrammarRuntimeError