Trait antlr_rust::tree::Listenable

pub trait Listenable<T: ?Sized> {
    pub fn enter(&self, _listener: &mut T) { ... }
    pub fn exit(&self, _listener: &mut T) { ... }
}

Types that can accept particular listener ** Usually implemented only in generated parser **

Provided methods

pub fn enter(&self, _listener: &mut T)

Calls corresponding enter callback on listener T

pub fn exit(&self, _listener: &mut T)

Calls corresponding exit callback on listener T

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Implementors

impl<'input, Node: ParserNodeType<'input>, Listener: ParseTreeListener<'input, Node> + ?Sized> Listenable<Listener> for ErrorNode<'input, Node>

pub fn enter(&self, listener: &mut Listener)

pub fn exit(&self, _listener: &mut Listener)

impl<'input, Node: ParserNodeType<'input>, Listener: ParseTreeListener<'input, Node> + ?Sized> Listenable<Listener> for TerminalNode<'input, Node>

pub fn enter(&self, listener: &mut Listener)

pub fn exit(&self, _listener: &mut Listener)

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