react-json-tree/lib/esm/JSONIterableNode.js

import _extends from "@babel/runtime/helpers/extends";

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

import React from 'react';
import JSONNestedNode from './JSONNestedNode';

// Returns the "n Items" string for this node,
// generating and caching it if it hasn't been created yet.
function createItemString(data, limit) {
  var count = 0;
  var hasMore = false;

  if (Number.isSafeInteger(data.size)) {
    count = data.size;
  } else {
    // eslint-disable-next-line no-unused-vars
    var _iterator = _createForOfIteratorHelper(data),
        _step;

    try {
      for (_iterator.s(); !(_step = _iterator.n()).done;) {
        var entry = _step.value;

        if (limit && count + 1 > limit) {
          hasMore = true;
          break;
        }

        count += 1;
      }
    } catch (err) {
      _iterator.e(err);
    } finally {
      _iterator.f();
    }
  }

  return "".concat(hasMore ? '>' : '').concat(count, " ").concat(count !== 1 ? 'entries' : 'entry');
}

// Configures <JSONNestedNode> to render an iterable
var JSONIterableNode = function JSONIterableNode(_ref) {
  var props = _extends({}, _ref);

  return /*#__PURE__*/React.createElement(JSONNestedNode, _extends({}, props, {
    nodeType: "Iterable",
    nodeTypeIndicator: "()",
    createItemString: createItemString
  }));
};

export default JSONIterableNode;