RelativeUrlRuntimeModule.js 1.3 KB

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  1. /*
  2. MIT License http://www.opensource.org/licenses/mit-license.php
  3. */
  4. "use strict";
  5. const RuntimeGlobals = require("../RuntimeGlobals");
  6. const Template = require("../Template");
  7. const HelperRuntimeModule = require("./HelperRuntimeModule");
  8. /** @typedef {import("../Compilation")} Compilation */
  9. class RelativeUrlRuntimeModule extends HelperRuntimeModule {
  10. constructor() {
  11. super("relative url");
  12. }
  13. /**
  14. * Generates runtime code for this runtime module.
  15. * @returns {string | null} runtime code
  16. */
  17. generate() {
  18. const compilation = /** @type {Compilation} */ (this.compilation);
  19. const { runtimeTemplate } = compilation;
  20. return Template.asString([
  21. `${RuntimeGlobals.relativeUrl} = function RelativeURL(url) {`,
  22. Template.indent([
  23. 'var realUrl = new URL(url, "x:/");',
  24. "var values = {};",
  25. "for (var key in realUrl) values[key] = realUrl[key];",
  26. "values.href = url;",
  27. 'values.pathname = url.replace(/[?#].*/, "");',
  28. 'values.origin = values.protocol = "";',
  29. `values.toString = values.toJSON = ${runtimeTemplate.returningFunction(
  30. "url"
  31. )};`,
  32. "for (var key in values) Object.defineProperty(this, key, { enumerable: true, configurable: true, value: values[key] });"
  33. ]),
  34. "};",
  35. `${RuntimeGlobals.relativeUrl}.prototype = URL.prototype;`
  36. ]);
  37. }
  38. }
  39. module.exports = RelativeUrlRuntimeModule;