import { visit } from 'graphql'; export function oldVisit(root, { enter: enterVisitors, leave: leaveVisitors, ...newVisitor }) { if (typeof enterVisitors === 'object') { for (const key in enterVisitors) { newVisitor[key] = newVisitor[key] || {}; newVisitor[key].enter = enterVisitors[key]; } } if (typeof leaveVisitors === 'object') { for (const key in leaveVisitors) { newVisitor[key] = newVisitor[key] || {}; newVisitor[key].leave = leaveVisitors[key]; } } return visit(root, newVisitor); }