@barchart/common-js/dist/cjs/collections/sorting/comparators.js

Library of common JavaScript utilities

var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  // If the importer is in node compatibility mode or this is not an ESM
  // file that has been converted to a CommonJS file using a Babel-
  // compatible transform (i.e. "__esModule" has not been set), then set
  // "default" to the CommonJS "module.exports" for node compatibility.
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
  mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var comparators_exports = {};
__export(comparators_exports, {
  compareBooleans: () => compareBooleans,
  compareDates: () => compareDates,
  compareNull: () => compareNull,
  compareNumbers: () => compareNumbers,
  compareStrings: () => compareStrings,
  empty: () => empty
});
module.exports = __toCommonJS(comparators_exports);
var assert = __toESM(require("./../../lang/assert.js"));
function compareDates(a, b) {
  assert.argumentIsRequired(a, "a", Date);
  assert.argumentIsRequired(b, "b", Date);
  return a.getTime() - b.getTime();
}
function compareNumbers(a, b) {
  assert.argumentIsRequired(a, "a", Number);
  assert.argumentIsRequired(b, "b", Number);
  return a - b;
}
function compareStrings(a, b) {
  assert.argumentIsRequired(a, "a", String);
  assert.argumentIsRequired(b, "b", String);
  return a.localeCompare(b);
}
function compareBooleans(a, b) {
  assert.argumentIsRequired(a, "a", Boolean);
  assert.argumentIsRequired(b, "b", Boolean);
  if (a === b) {
    return 0;
  } else if (a) {
    return 1;
  } else {
    return -1;
  }
}
function compareNull(a, b) {
  if (a === null && b !== null) {
    return -1;
  } else if (a !== null && b === null) {
    return 1;
  } else {
    return 0;
  }
}
function empty(a, b) {
  return 0;
}