source: trip-planner-front/node_modules/webpack/lib/ContextReplacementPlugin.js@ 571e0df

Last change on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 4.6 KB
Line 
1/*
2 MIT License http://www.opensource.org/licenses/mit-license.php
3 Author Tobias Koppers @sokra
4*/
5
6"use strict";
7
8const ContextElementDependency = require("./dependencies/ContextElementDependency");
9const { join } = require("./util/fs");
10
11class ContextReplacementPlugin {
12 constructor(
13 resourceRegExp,
14 newContentResource,
15 newContentRecursive,
16 newContentRegExp
17 ) {
18 this.resourceRegExp = resourceRegExp;
19
20 if (typeof newContentResource === "function") {
21 this.newContentCallback = newContentResource;
22 } else if (
23 typeof newContentResource === "string" &&
24 typeof newContentRecursive === "object"
25 ) {
26 this.newContentResource = newContentResource;
27 this.newContentCreateContextMap = (fs, callback) => {
28 callback(null, newContentRecursive);
29 };
30 } else if (
31 typeof newContentResource === "string" &&
32 typeof newContentRecursive === "function"
33 ) {
34 this.newContentResource = newContentResource;
35 this.newContentCreateContextMap = newContentRecursive;
36 } else {
37 if (typeof newContentResource !== "string") {
38 newContentRegExp = newContentRecursive;
39 newContentRecursive = newContentResource;
40 newContentResource = undefined;
41 }
42 if (typeof newContentRecursive !== "boolean") {
43 newContentRegExp = newContentRecursive;
44 newContentRecursive = undefined;
45 }
46 this.newContentResource = newContentResource;
47 this.newContentRecursive = newContentRecursive;
48 this.newContentRegExp = newContentRegExp;
49 }
50 }
51
52 apply(compiler) {
53 const resourceRegExp = this.resourceRegExp;
54 const newContentCallback = this.newContentCallback;
55 const newContentResource = this.newContentResource;
56 const newContentRecursive = this.newContentRecursive;
57 const newContentRegExp = this.newContentRegExp;
58 const newContentCreateContextMap = this.newContentCreateContextMap;
59
60 compiler.hooks.contextModuleFactory.tap("ContextReplacementPlugin", cmf => {
61 cmf.hooks.beforeResolve.tap("ContextReplacementPlugin", result => {
62 if (!result) return;
63 if (resourceRegExp.test(result.request)) {
64 if (newContentResource !== undefined) {
65 result.request = newContentResource;
66 }
67 if (newContentRecursive !== undefined) {
68 result.recursive = newContentRecursive;
69 }
70 if (newContentRegExp !== undefined) {
71 result.regExp = newContentRegExp;
72 }
73 if (typeof newContentCallback === "function") {
74 newContentCallback(result);
75 } else {
76 for (const d of result.dependencies) {
77 if (d.critical) d.critical = false;
78 }
79 }
80 }
81 return result;
82 });
83 cmf.hooks.afterResolve.tap("ContextReplacementPlugin", result => {
84 if (!result) return;
85 if (resourceRegExp.test(result.resource)) {
86 if (newContentResource !== undefined) {
87 if (
88 newContentResource.startsWith("/") ||
89 (newContentResource.length > 1 && newContentResource[1] === ":")
90 ) {
91 result.resource = newContentResource;
92 } else {
93 result.resource = join(
94 compiler.inputFileSystem,
95 result.resource,
96 newContentResource
97 );
98 }
99 }
100 if (newContentRecursive !== undefined) {
101 result.recursive = newContentRecursive;
102 }
103 if (newContentRegExp !== undefined) {
104 result.regExp = newContentRegExp;
105 }
106 if (typeof newContentCreateContextMap === "function") {
107 result.resolveDependencies =
108 createResolveDependenciesFromContextMap(
109 newContentCreateContextMap
110 );
111 }
112 if (typeof newContentCallback === "function") {
113 const origResource = result.resource;
114 newContentCallback(result);
115 if (
116 result.resource !== origResource &&
117 !result.resource.startsWith("/") &&
118 (result.resource.length <= 1 || result.resource[1] !== ":")
119 ) {
120 // When the function changed it to an relative path
121 result.resource = join(
122 compiler.inputFileSystem,
123 origResource,
124 result.resource
125 );
126 }
127 } else {
128 for (const d of result.dependencies) {
129 if (d.critical) d.critical = false;
130 }
131 }
132 }
133 return result;
134 });
135 });
136 }
137}
138
139const createResolveDependenciesFromContextMap = createContextMap => {
140 const resolveDependenciesFromContextMap = (fs, options, callback) => {
141 createContextMap(fs, (err, map) => {
142 if (err) return callback(err);
143 const dependencies = Object.keys(map).map(key => {
144 return new ContextElementDependency(
145 map[key] + options.resourceQuery + options.resourceFragment,
146 key,
147 options.category,
148 options.referencedExports
149 );
150 });
151 callback(null, dependencies);
152 });
153 };
154 return resolveDependenciesFromContextMap;
155};
156
157module.exports = ContextReplacementPlugin;
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