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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/rc-util/lib/ref.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.fillRef = fillRef;
exports.composeRef = composeRef;
exports.supportRef = supportRef;

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function fillRef(ref, node) {
  if (typeof ref === 'function') {
    ref(node);
  } else if (_typeof(ref) === 'object' && ref && 'current' in ref) {
    ref.current = node;
  }
}
/**
 * Merge refs into one ref function to support ref passing.
 */

function composeRef() {
  for (var _len = arguments.length, refs = new Array(_len), _key = 0; _key < _len; _key++) {
    refs[_key] = arguments[_key];
  }

return function (node) {
    refs.forEach(function (ref) {
      fillRef(ref, node);
    });
  };
}

function supportRef(nodeOrComponent) {
  // Function component node
  if (nodeOrComponent.type && nodeOrComponent.type.prototype && !nodeOrComponent.type.prototype.render) {
    return false;
  } // Class component

if (typeof nodeOrComponent === 'function' && nodeOrComponent.prototype && !nodeOrComponent.prototype.render) {
    return false;
  }

return true;
}
/* eslint-enable */