source: trip-planner-front/node_modules/webpack/lib/dependencies/CommonJsFullRequireDependency.js@ 6a3a178

Last change on this file since 6a3a178 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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1/*
2 MIT License http://www.opensource.org/licenses/mit-license.php
3 Author Tobias Koppers @sokra
4*/
5
6"use strict";
7
8const Template = require("../Template");
9const { equals } = require("../util/ArrayHelpers");
10const makeSerializable = require("../util/makeSerializable");
11const propertyAccess = require("../util/propertyAccess");
12const ModuleDependency = require("./ModuleDependency");
13
14/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
15/** @typedef {import("../Dependency")} Dependency */
16/** @typedef {import("../Dependency").ReferencedExport} ReferencedExport */
17/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
18/** @typedef {import("../ModuleGraph")} ModuleGraph */
19/** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
20
21class CommonJsFullRequireDependency extends ModuleDependency {
22 /**
23 * @param {string} request the request string
24 * @param {[number, number]} range location in source code
25 * @param {string[]} names accessed properties on module
26 */
27 constructor(request, range, names) {
28 super(request);
29 this.range = range;
30 this.names = names;
31 this.call = false;
32 this.asiSafe = undefined;
33 }
34
35 /**
36 * Returns list of exports referenced by this dependency
37 * @param {ModuleGraph} moduleGraph module graph
38 * @param {RuntimeSpec} runtime the runtime for which the module is analysed
39 * @returns {(string[] | ReferencedExport)[]} referenced exports
40 */
41 getReferencedExports(moduleGraph, runtime) {
42 if (this.call) {
43 const importedModule = moduleGraph.getModule(this);
44 if (
45 !importedModule ||
46 importedModule.getExportsType(moduleGraph, false) !== "namespace"
47 ) {
48 return [this.names.slice(0, -1)];
49 }
50 }
51 return [this.names];
52 }
53
54 serialize(context) {
55 const { write } = context;
56 write(this.names);
57 write(this.call);
58 write(this.asiSafe);
59 super.serialize(context);
60 }
61
62 deserialize(context) {
63 const { read } = context;
64 this.names = read();
65 this.call = read();
66 this.asiSafe = read();
67 super.deserialize(context);
68 }
69
70 get type() {
71 return "cjs full require";
72 }
73
74 get category() {
75 return "commonjs";
76 }
77}
78
79CommonJsFullRequireDependency.Template = class CommonJsFullRequireDependencyTemplate extends (
80 ModuleDependency.Template
81) {
82 /**
83 * @param {Dependency} dependency the dependency for which the template should be applied
84 * @param {ReplaceSource} source the current replace source which can be modified
85 * @param {DependencyTemplateContext} templateContext the context object
86 * @returns {void}
87 */
88 apply(
89 dependency,
90 source,
91 {
92 module,
93 runtimeTemplate,
94 moduleGraph,
95 chunkGraph,
96 runtimeRequirements,
97 runtime,
98 initFragments
99 }
100 ) {
101 const dep = /** @type {CommonJsFullRequireDependency} */ (dependency);
102 if (!dep.range) return;
103 const importedModule = moduleGraph.getModule(dep);
104 let requireExpr = runtimeTemplate.moduleExports({
105 module: importedModule,
106 chunkGraph,
107 request: dep.request,
108 weak: dep.weak,
109 runtimeRequirements
110 });
111 const ids = dep.names;
112 const usedImported = moduleGraph
113 .getExportsInfo(importedModule)
114 .getUsedName(ids, runtime);
115 if (usedImported) {
116 const comment = equals(usedImported, ids)
117 ? ""
118 : Template.toNormalComment(propertyAccess(ids)) + " ";
119 requireExpr += `${comment}${propertyAccess(usedImported)}`;
120 }
121 source.replace(dep.range[0], dep.range[1] - 1, requireExpr);
122 }
123};
124
125makeSerializable(
126 CommonJsFullRequireDependency,
127 "webpack/lib/dependencies/CommonJsFullRequireDependency"
128);
129
130module.exports = CommonJsFullRequireDependency;
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