/// <summary>
/// The discovery of a rule node, involves sending two events: the generic
/// <see cref="IParseTreeListener.EnterEveryRule(Antlr4.Runtime.ParserRuleContext)"/>
/// and a
/// <see cref="Antlr4.Runtime.RuleContext"/>
/// -specific event. First we trigger the generic and then
/// the rule specific. We to them in reverse order upon finishing the node.
/// </summary>
protected internal virtual void EnterRule(IParseTreeListener listener, IRuleNode r)
{
ParserRuleContext ctx = (ParserRuleContext)r.RuleContext;
listener.EnterEveryRule(ctx);
ctx.EnterRule(listener);
}
public void EnterEveryRule(ParserRuleContext ctx)
{
foreach (var listener in _listeners)
{
listener.EnterEveryRule(ctx);
ctx.EnterRule(listener);
}
}
public void EnterEveryRule(ParserRuleContext ctx)
{
foreach (var listener in _listeners)
{
listener.EnterEveryRule(ctx);
ctx.EnterRule(listener);
}
}