Struct DiscardOnDiagnosticPrefixHook 

pub struct DiscardOnDiagnosticPrefixHook { /* private fields */ }

Discard hook that rejects accepted matches containing a diagnostic prefix.

Implementations

impl DiscardOnDiagnosticPrefixHook

pub fn new(prefix: impl Into<String>) -> Self

Build a discard hook that vetoes matches carrying prefix diagnostics.

pub fn prefix(&self) -> &str

The diagnostic-message prefix this hook watches for.

Trait Implementations

impl Clone for DiscardOnDiagnosticPrefixHook

fn clone(&self) -> DiscardOnDiagnosticPrefixHook

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl MatchHook for DiscardOnDiagnosticPrefixHook

fn symbol(&self) -> Symbol

Stable symbol naming the hook.

fn kind(&self) -> MatchHookKind

Decision class this hook may produce.

fn object_encoding(&self) -> Option<ObjectEncoding>

Constructor encoding for pure, descriptor-backed built-in hooks.

fn apply( &self, _cx: &mut Cx, _ctx: &MatchHookContext, current: Option<&ShapeMatch>, ) -> Result<MatchHookDecision>

Run the hook for the supplied context and current match state.