bootstrap-vue/es/components/table/helpers/default-sort-compare.js

BootstrapVue, with over 40 plugins and more than 75 custom components, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated WAI-ARIA accessibility markup.

"use strict";

exports.__esModule = true;
exports.default = defaultSortCompare;

var _get = _interopRequireDefault(require("../../../utils/get"));

var _inspect = require("../../../utils/inspect");

var _stringifyObjectValues = _interopRequireDefault(require("./stringify-object-values"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

// Default sort compare routine
//
// TODO: add option to sort by multiple columns (tri-state per column, plus order of columns in sort)
//  where sortBy could be an array of objects [ {key: 'foo', sortDir: 'asc'}, {key:'bar', sortDir: 'desc'} ...]
//  or an array of arrays [ ['foo','asc'], ['bar','desc'] ]
function defaultSortCompare(a, b, sortBy) {
  a = (0, _get.default)(a, sortBy, '');
  b = (0, _get.default)(b, sortBy, '');

  if ((0, _inspect.isDate)(a) && (0, _inspect.isDate)(b) || (0, _inspect.isNumber)(a) && (0, _inspect.isNumber)(b)) {
    // Special case for comparing Dates and Numbers
    // Internally dates are compared via their epoch number values
    if (a < b) {
      return -1;
    } else if (a > b) {
      return 1;
    } else {
      return 0;
    }
  } else {
    // Do localized string comparison
    return (0, _stringifyObjectValues.default)(a).localeCompare((0, _stringifyObjectValues.default)(b), undefined, {
      numeric: true
    });
  }
}