Trait chumsky::debug::Debugger

pub trait Debugger {
    fn scope<R, Info: FnOnce() -> ParserInfo, F: FnOnce(&mut Self) -> R>(
        &mut self, 
        info: Info, 
        f: F
    ) -> R;
    fn emit_with<F: FnOnce() -> ParseEvent>(&mut self, f: F);
    fn invoke<I: Clone, O, P: Parser<I, O> + ?Sized>(
        &mut self, 
        parser: &P, 
        stream: &mut Stream<'_, I, <P::Error as Error<I>>::Span>
    ) -> (Vec<Located<I, P::Error>>, Result<(O, Option<Located<I, P::Error>>), Located<I, P::Error>>);
}

👎 Deprecated:

This trait is excluded from the semver guarantees of chumsky. If you decide to use it, broken builds are your fault.

A trait implemented by parser debuggers.

Required Methods

fn scope<R, Info: FnOnce() -> ParserInfo, F: FnOnce(&mut Self) -> R>(
    &mut self,
    info: Info,
    f: F
) -> R

👎 Deprecated:

This trait is excluded from the semver guarantees of chumsky. If you decide to use it, broken builds are your fault.

Create a new debugging scope.

fn emit_with<F: FnOnce() -> ParseEvent>(&mut self, f: F)

👎 Deprecated:

This trait is excluded from the semver guarantees of chumsky. If you decide to use it, broken builds are your fault.

Emit a parse event, if the debugger supports them.

fn invoke<I: Clone, O, P: Parser<I, O> + ?Sized>(
    &mut self,
    parser: &P,
    stream: &mut Stream<'_, I, <P::Error as Error<I>>::Span>
) -> (Vec<Located<I, P::Error>>, Result<(O, Option<Located<I, P::Error>>), Located<I, P::Error>>)

👎 Deprecated:

This trait is excluded from the semver guarantees of chumsky. If you decide to use it, broken builds are your fault.

Invoke the given parser with a mode specific to this debugger.

Implementors

impl Debugger for Silent

impl Debugger for Verbose