source: trip-planner-front/node_modules/webpack/lib/wasm/EnableWasmLoadingPlugin.js@ 6a3a178

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

initial commit

  • Property mode set to 100644
File size: 3.7 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
8/** @typedef {import("../../declarations/WebpackOptions").LibraryOptions} LibraryOptions */
9/** @typedef {import("../../declarations/WebpackOptions").WasmLoadingType} WasmLoadingType */
10/** @typedef {import("../Compiler")} Compiler */
11
12/** @type {WeakMap<Compiler, Set<WasmLoadingType>>} */
13const enabledTypes = new WeakMap();
14
15const getEnabledTypes = compiler => {
16 let set = enabledTypes.get(compiler);
17 if (set === undefined) {
18 set = new Set();
19 enabledTypes.set(compiler, set);
20 }
21 return set;
22};
23
24class EnableWasmLoadingPlugin {
25 /**
26 * @param {WasmLoadingType} type library type that should be available
27 */
28 constructor(type) {
29 this.type = type;
30 }
31
32 /**
33 * @param {Compiler} compiler the compiler instance
34 * @param {WasmLoadingType} type type of library
35 * @returns {void}
36 */
37 static setEnabled(compiler, type) {
38 getEnabledTypes(compiler).add(type);
39 }
40
41 /**
42 * @param {Compiler} compiler the compiler instance
43 * @param {WasmLoadingType} type type of library
44 * @returns {void}
45 */
46 static checkEnabled(compiler, type) {
47 if (!getEnabledTypes(compiler).has(type)) {
48 throw new Error(
49 `Library type "${type}" is not enabled. ` +
50 "EnableWasmLoadingPlugin need to be used to enable this type of wasm loading. " +
51 'This usually happens through the "output.enabledWasmLoadingTypes" option. ' +
52 'If you are using a function as entry which sets "wasmLoading", you need to add all potential library types to "output.enabledWasmLoadingTypes". ' +
53 "These types are enabled: " +
54 Array.from(getEnabledTypes(compiler)).join(", ")
55 );
56 }
57 }
58
59 /**
60 * Apply the plugin
61 * @param {Compiler} compiler the compiler instance
62 * @returns {void}
63 */
64 apply(compiler) {
65 const { type } = this;
66
67 // Only enable once
68 const enabled = getEnabledTypes(compiler);
69 if (enabled.has(type)) return;
70 enabled.add(type);
71
72 if (typeof type === "string") {
73 switch (type) {
74 case "fetch": {
75 // TODO webpack 6 remove FetchCompileWasmPlugin
76 const FetchCompileWasmPlugin = require("../web/FetchCompileWasmPlugin");
77 const FetchCompileAsyncWasmPlugin = require("../web/FetchCompileAsyncWasmPlugin");
78 new FetchCompileWasmPlugin({
79 mangleImports: compiler.options.optimization.mangleWasmImports
80 }).apply(compiler);
81 new FetchCompileAsyncWasmPlugin().apply(compiler);
82 break;
83 }
84 case "async-node": {
85 // TODO webpack 6 remove ReadFileCompileWasmPlugin
86 const ReadFileCompileWasmPlugin = require("../node/ReadFileCompileWasmPlugin");
87 // @ts-expect-error typescript bug for duplicate require
88 const ReadFileCompileAsyncWasmPlugin = require("../node/ReadFileCompileAsyncWasmPlugin");
89 new ReadFileCompileWasmPlugin({
90 mangleImports: compiler.options.optimization.mangleWasmImports
91 }).apply(compiler);
92 new ReadFileCompileAsyncWasmPlugin({ type }).apply(compiler);
93 break;
94 }
95 case "async-node-module": {
96 // @ts-expect-error typescript bug for duplicate require
97 const ReadFileCompileAsyncWasmPlugin = require("../node/ReadFileCompileAsyncWasmPlugin");
98 new ReadFileCompileAsyncWasmPlugin({ type, import: true }).apply(
99 compiler
100 );
101 break;
102 }
103 case "universal":
104 throw new Error(
105 "Universal WebAssembly Loading is not implemented yet"
106 );
107 default:
108 throw new Error(`Unsupported wasm loading type ${type}.
109Plugins which provide custom wasm loading types must call EnableWasmLoadingPlugin.setEnabled(compiler, type) to disable this error.`);
110 }
111 } else {
112 // TODO support plugin instances here
113 // apply them to the compiler
114 }
115 }
116}
117
118module.exports = EnableWasmLoadingPlugin;
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