HarmonyImportSideEffectDependency.js 3.1 KB

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  1. /*
  2. MIT License http://www.opensource.org/licenses/mit-license.php
  3. Author Tobias Koppers @sokra
  4. */
  5. "use strict";
  6. const makeSerializable = require("../util/makeSerializable");
  7. const HarmonyImportDependency = require("./HarmonyImportDependency");
  8. /** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
  9. /** @typedef {import("../Dependency")} Dependency */
  10. /** @typedef {import("../Dependency").GetConditionFn} GetConditionFn */
  11. /** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
  12. /** @typedef {import("../Module")} Module */
  13. /** @typedef {import("../ModuleGraph")} ModuleGraph */
  14. /** @typedef {import("../ModuleGraphConnection")} ModuleGraphConnection */
  15. /** @typedef {import("../ModuleGraphConnection").ConnectionState} ConnectionState */
  16. /** @typedef {import("../WebpackError")} WebpackError */
  17. /** @typedef {import("../javascript/JavascriptParser").ImportAttributes} ImportAttributes */
  18. /** @typedef {import("../util/Hash")} Hash */
  19. /** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
  20. class HarmonyImportSideEffectDependency extends HarmonyImportDependency {
  21. /**
  22. * @param {string} request the request string
  23. * @param {number} sourceOrder source order
  24. * @param {ImportAttributes=} attributes import attributes
  25. * @param {boolean=} deferred deferred
  26. */
  27. constructor(request, sourceOrder, attributes, deferred) {
  28. super(request, sourceOrder, attributes);
  29. this.defer = deferred;
  30. }
  31. get type() {
  32. return "harmony side effect evaluation";
  33. }
  34. /**
  35. * @param {ModuleGraph} moduleGraph module graph
  36. * @returns {null | false | GetConditionFn} function to determine if the connection is active
  37. */
  38. getCondition(moduleGraph) {
  39. return connection => {
  40. const refModule = connection.resolvedModule;
  41. if (!refModule) return true;
  42. return refModule.getSideEffectsConnectionState(moduleGraph);
  43. };
  44. }
  45. /**
  46. * @param {ModuleGraph} moduleGraph the module graph
  47. * @returns {ConnectionState} how this dependency connects the module to referencing modules
  48. */
  49. getModuleEvaluationSideEffectsState(moduleGraph) {
  50. const refModule = moduleGraph.getModule(this);
  51. if (!refModule) return true;
  52. return refModule.getSideEffectsConnectionState(moduleGraph);
  53. }
  54. }
  55. makeSerializable(
  56. HarmonyImportSideEffectDependency,
  57. "webpack/lib/dependencies/HarmonyImportSideEffectDependency"
  58. );
  59. HarmonyImportSideEffectDependency.Template = class HarmonyImportSideEffectDependencyTemplate extends (
  60. HarmonyImportDependency.Template
  61. ) {
  62. /**
  63. * @param {Dependency} dependency the dependency for which the template should be applied
  64. * @param {ReplaceSource} source the current replace source which can be modified
  65. * @param {DependencyTemplateContext} templateContext the context object
  66. * @returns {void}
  67. */
  68. apply(dependency, source, templateContext) {
  69. const { moduleGraph, concatenationScope } = templateContext;
  70. if (concatenationScope) {
  71. const module = /** @type {Module} */ (moduleGraph.getModule(dependency));
  72. if (concatenationScope.isModuleInScope(module)) {
  73. return;
  74. }
  75. }
  76. super.apply(dependency, source, templateContext);
  77. }
  78. };
  79. module.exports = HarmonyImportSideEffectDependency;