init

马宇豪

2024-07-16 f591c27b57e2418c9495bc02ae8cfff84d35bc18

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
 
"use strict";
 
/** @typedef {import("../declarations/WebpackOptions").EntryDescriptionNormalized} EntryDescription */
/** @typedef {import("../declarations/WebpackOptions").EntryNormalized} Entry */
/** @typedef {import("./Compiler")} Compiler */
/** @typedef {import("./Entrypoint").EntryOptions} EntryOptions */
 
class EntryOptionPlugin {
    /**
     * @param {Compiler} compiler the compiler instance one is tapping into
     * @returns {void}
     */
    apply(compiler) {
        compiler.hooks.entryOption.tap("EntryOptionPlugin", (context, entry) => {
            EntryOptionPlugin.applyEntryOption(compiler, context, entry);
            return true;
        });
    }
 
    /**
     * @param {Compiler} compiler the compiler
     * @param {string} context context directory
     * @param {Entry} entry request
     * @returns {void}
     */
    static applyEntryOption(compiler, context, entry) {
        if (typeof entry === "function") {
            const DynamicEntryPlugin = require("./DynamicEntryPlugin");
            new DynamicEntryPlugin(context, entry).apply(compiler);
        } else {
            const EntryPlugin = require("./EntryPlugin");
            for (const name of Object.keys(entry)) {
                const desc = entry[name];
                const options = EntryOptionPlugin.entryDescriptionToOptions(
                    compiler,
                    name,
                    desc
                );
                for (const entry of desc.import) {
                    new EntryPlugin(context, entry, options).apply(compiler);
                }
            }
        }
    }
 
    /**
     * @param {Compiler} compiler the compiler
     * @param {string} name entry name
     * @param {EntryDescription} desc entry description
     * @returns {EntryOptions} options for the entry
     */
    static entryDescriptionToOptions(compiler, name, desc) {
        /** @type {EntryOptions} */
        const options = {
            name,
            filename: desc.filename,
            runtime: desc.runtime,
            layer: desc.layer,
            dependOn: desc.dependOn,
            baseUri: desc.baseUri,
            publicPath: desc.publicPath,
            chunkLoading: desc.chunkLoading,
            asyncChunks: desc.asyncChunks,
            wasmLoading: desc.wasmLoading,
            library: desc.library
        };
        if (desc.layer !== undefined && !compiler.options.experiments.layers) {
            throw new Error(
                "'entryOptions.layer' is only allowed when 'experiments.layers' is enabled"
            );
        }
        if (desc.chunkLoading) {
            const EnableChunkLoadingPlugin = require("./javascript/EnableChunkLoadingPlugin");
            EnableChunkLoadingPlugin.checkEnabled(compiler, desc.chunkLoading);
        }
        if (desc.wasmLoading) {
            const EnableWasmLoadingPlugin = require("./wasm/EnableWasmLoadingPlugin");
            EnableWasmLoadingPlugin.checkEnabled(compiler, desc.wasmLoading);
        }
        if (desc.library) {
            const EnableLibraryPlugin = require("./library/EnableLibraryPlugin");
            EnableLibraryPlugin.checkEnabled(compiler, desc.library.type);
        }
        return options;
    }
}
 
module.exports = EntryOptionPlugin;