@sanity/desk-tool/lib/utils/useUnique.js

Tool for managing all sorts of content in a structured manner

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useUnique = useUnique;
var _isEqual2 = _interopRequireDefault(require("lodash/isEqual"));
var _react = require("react");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
 * This is React hook – an and escape hatch – to make sure that a value is the same
 * on every render. SHOULD NOT BE USED IN MOST CASES.
 *
 * @internal
 */
function useUnique(value) {
  var valueRef = (0, _react.useRef)(value);
  if (!(0, _isEqual2.default)(valueRef.current, value)) {
    valueRef.current = value;
  }
  return valueRef.current;
}