public override IPStmt VisitRaiseStmt(PParser.RaiseStmtContext context)
{
IPExpr evtExpr = exprVisitor.Visit(context.expr());
if (IsDefinitelyNullEvent(evtExpr))
{
throw handler.EmittedNullEvent(evtExpr);
}
if (!PrimitiveType.Event.IsAssignableFrom(evtExpr.Type))
{
throw handler.TypeMismatch(context.expr(), evtExpr.Type, PrimitiveType.Event);
}
method.CanCommunicate = true;
method.CanChangeState = true;
IPExpr[] args = (context.rvalueList()?.rvalue().Select(rv => exprVisitor.Visit(rv)) ??
Enumerable.Empty <IPExpr>()).ToArray();
if (evtExpr is EventRefExpr eventRef)
{
TypeCheckingUtils.ValidatePayloadTypes(handler, context, eventRef.PEvent.PayloadType, args);
}
return(new RaiseStmt(context, evtExpr, args));
}
public override IPStmt VisitRaiseStmt(PParser.RaiseStmtContext context)
{
var evtExpr = exprVisitor.Visit(context.expr());
if (IsDefinitelyNullEvent(evtExpr))
{
throw handler.EmittedNullEvent(evtExpr);
}
if (!PrimitiveType.Event.IsAssignableFrom(evtExpr.Type))
{
throw handler.TypeMismatch(context.expr(), evtExpr.Type, PrimitiveType.Event);
}
method.CanRaiseEvent = true;
var args = TypeCheckingUtils.VisitRvalueList(context.rvalueList(), exprVisitor).ToArray();
if (evtExpr is EventRefExpr eventRef)
{
TypeCheckingUtils.ValidatePayloadTypes(handler, context, eventRef.Value.PayloadType, args);
}
return(new RaiseStmt(context, evtExpr, args));
}
public override object VisitRaiseStmt(PParser.RaiseStmtContext context)
{
return(null);
}