getVisitFn
deprecatedGiven a visitor instance, if it is leaving or not, and a node kind, return the function the visitor runtime should call.
@deprecated
Please use getEnterLeaveForKind instead. Will be removed in v17
function getVisitFn(
visitor: ASTVisitor,
kind: Kind,
isLeaving: boolean,
): ASTVisitFn<ASTNode> | undefined;