respond-framework/dist/createModule/helpers/findClosestAncestorWith.js

create as fast you think

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
const findClosestAncestorWith = (key, branch, respond) => {
  const {
    top,
    focusedBranch: fb
  } = respond;
  const b = fb ? branch ? fb + '.' + branch : fb : branch;
  if (!b) return top; // top

  let mod = top;
  return b // 'admin.foo.bar'
  .split('.') // ['admin', 'foo', 'bar]
  .slice(0, -1) // ['admin', 'foo']   
  .map(k => mod = mod[k]) // [admin, foo]
  .reverse() // [foo, admin]
  .find(b => b[key]) // admin.db
  ?? top; // admin ?? top
};
var _default = exports.default = findClosestAncestorWith;