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6 | "use strict";
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7 |
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8 | const { ConcatSource } = require("webpack-sources");
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9 | const Template = require("./Template");
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10 |
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11 |
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12 |
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13 |
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17 |
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18 |
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19 | class AmdMainTemplatePlugin {
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20 | |
21 |
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22 |
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23 | constructor(options) {
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24 | if (!options || typeof options === "string") {
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25 | this.name = options;
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26 | this.requireAsWrapper = false;
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27 | } else {
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28 | this.name = options.name;
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29 | this.requireAsWrapper = options.requireAsWrapper;
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30 | }
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31 | }
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32 |
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33 | |
34 |
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35 |
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36 |
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37 | apply(compilation) {
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38 | const { mainTemplate, chunkTemplate } = compilation;
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39 |
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40 | const onRenderWithEntry = (source, chunk, hash) => {
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41 | const externals = chunk.getModules().filter(m => m.external);
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42 | const externalsDepsArray = JSON.stringify(
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43 | externals.map(
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44 | m => (typeof m.request === "object" ? m.request.amd : m.request)
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45 | )
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46 | );
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47 | const externalsArguments = externals
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48 | .map(
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49 | m => `__WEBPACK_EXTERNAL_MODULE_${Template.toIdentifier(`${m.id}`)}__`
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50 | )
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51 | .join(", ");
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52 |
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53 | if (this.requireAsWrapper) {
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54 | return new ConcatSource(
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55 | `require(${externalsDepsArray}, function(${externalsArguments}) { return `,
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56 | source,
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57 | "});"
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58 | );
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59 | } else if (this.name) {
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60 | const name = mainTemplate.getAssetPath(this.name, {
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61 | hash,
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62 | chunk
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63 | });
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64 |
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65 | return new ConcatSource(
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66 | `define(${JSON.stringify(
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67 | name
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68 | )}, ${externalsDepsArray}, function(${externalsArguments}) { return `,
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69 | source,
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70 | "});"
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71 | );
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72 | } else if (externalsArguments) {
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73 | return new ConcatSource(
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74 | `define(${externalsDepsArray}, function(${externalsArguments}) { return `,
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75 | source,
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76 | "});"
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77 | );
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78 | } else {
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79 | return new ConcatSource("define(function() { return ", source, "});");
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80 | }
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81 | };
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82 |
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83 | for (const template of [mainTemplate, chunkTemplate]) {
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84 | template.hooks.renderWithEntry.tap(
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85 | "AmdMainTemplatePlugin",
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86 | onRenderWithEntry
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87 | );
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88 | }
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89 |
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90 | mainTemplate.hooks.globalHashPaths.tap("AmdMainTemplatePlugin", paths => {
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91 | if (this.name) {
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92 | paths.push(this.name);
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93 | }
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94 | return paths;
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95 | });
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96 |
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97 | mainTemplate.hooks.hash.tap("AmdMainTemplatePlugin", hash => {
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98 | hash.update("exports amd");
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99 | if (this.name) {
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100 | hash.update(this.name);
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101 | }
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102 | });
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103 | }
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104 | }
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105 |
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106 | module.exports = AmdMainTemplatePlugin;
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