Struct EffectHandler 

pub struct EffectHandler { /* private fields */ }

An effect handler that processes effects according to a policy.

Implementations

impl EffectHandler

pub fn new(policy: EffectPolicy) -> Self

Create a new effect handler with the given policy.

pub fn collect_all() -> Self

Create an effect handler that collects all effects.

pub fn fail_on_terminal() -> Self

Create an effect handler that fails on terminal effects only.

pub fn handle(&mut self, effect: ParserEffect) -> Result<(), ParserEffect>

Handle an effect, returning Err if the policy requires immediate failure.

pub fn trace(&self) -> &EffectTrace

Get the current effect trace.

pub fn into_trace(self) -> EffectTrace

Consume the handler and return the effect trace.

pub fn summary(&self) -> EffectTraceSummary

Get a summary of the effects.

Trait Implementations

impl Clone for EffectHandler

fn clone(&self) -> EffectHandler

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for EffectHandler

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

Formats the value using the given formatter.

impl Default for EffectHandler

fn default() -> Self

Returns the “default value” for a type.