utils.js 1.8 KB

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  1. "use strict";
  2. const {
  3. inspect,
  4. types
  5. } = require('util');
  6. const _ = require('lodash');
  7. const opener = require('opener');
  8. const MONTHS = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
  9. exports.createAssetsFilter = createAssetsFilter;
  10. function createAssetsFilter(excludePatterns) {
  11. const excludeFunctions = _(excludePatterns).castArray().compact().map(pattern => {
  12. if (typeof pattern === 'string') {
  13. pattern = new RegExp(pattern, 'u');
  14. }
  15. if (types.isRegExp(pattern)) {
  16. return asset => pattern.test(asset);
  17. }
  18. if (typeof pattern !== 'function') {
  19. throw new TypeError(`Pattern should be either string, RegExp or a function, but "${inspect(pattern, {
  20. depth: 0
  21. })}" got.`);
  22. }
  23. return pattern;
  24. }).value();
  25. if (excludeFunctions.length) {
  26. return asset => excludeFunctions.every(fn => fn(asset) !== true);
  27. } else {
  28. return () => true;
  29. }
  30. }
  31. /**
  32. * @desc get string of current time
  33. * format: dd/MMM HH:mm
  34. * */
  35. exports.defaultTitle = function () {
  36. const time = new Date();
  37. const year = time.getFullYear();
  38. const month = MONTHS[time.getMonth()];
  39. const day = time.getDate();
  40. const hour = `0${time.getHours()}`.slice(-2);
  41. const minute = `0${time.getMinutes()}`.slice(-2);
  42. const currentTime = `${day} ${month} ${year} at ${hour}:${minute}`;
  43. return `${process.env.npm_package_name || 'Webpack Bundle Analyzer'} [${currentTime}]`;
  44. };
  45. exports.defaultAnalyzerUrl = function (options) {
  46. const {
  47. listenHost,
  48. boundAddress
  49. } = options;
  50. return `http://${listenHost}:${boundAddress.port}`;
  51. };
  52. /**
  53. * Calls opener on a URI, but silently try / catches it.
  54. */
  55. exports.open = function (uri, logger) {
  56. try {
  57. opener(uri);
  58. } catch (err) {
  59. logger.debug(`Opener failed to open "${uri}":\n${err}`);
  60. }
  61. };