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AMDPlugin.js
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Tue, Feb 4, 08:47

AMDPlugin.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const RuntimeGlobals = require("../RuntimeGlobals");
const {
approve,
evaluateToIdentifier,
evaluateToString,
toConstantDependency
} = require("../javascript/JavascriptParserHelpers");
const AMDDefineDependency = require("./AMDDefineDependency");
const AMDDefineDependencyParserPlugin = require("./AMDDefineDependencyParserPlugin");
const AMDRequireArrayDependency = require("./AMDRequireArrayDependency");
const AMDRequireContextDependency = require("./AMDRequireContextDependency");
const AMDRequireDependenciesBlockParserPlugin = require("./AMDRequireDependenciesBlockParserPlugin");
const AMDRequireDependency = require("./AMDRequireDependency");
const AMDRequireItemDependency = require("./AMDRequireItemDependency");
const {
AMDDefineRuntimeModule,
AMDOptionsRuntimeModule
} = require("./AMDRuntimeModules");
const ConstDependency = require("./ConstDependency");
const LocalModuleDependency = require("./LocalModuleDependency");
const UnsupportedDependency = require("./UnsupportedDependency");
/** @typedef {import("../../declarations/WebpackOptions").ModuleOptions} ModuleOptions */
/** @typedef {import("../Compiler")} Compiler */
class AMDPlugin {
/**
* @param {ModuleOptions} options the plugin options
* @param {Record<string, any>} amdOptions the AMD options
*/
constructor(options, amdOptions) {
this.options = options;
this.amdOptions = amdOptions;
}
/**
* Apply the plugin
* @param {Compiler} compiler the compiler instance
* @returns {void}
*/
apply(compiler) {
const options = this.options;
const amdOptions = this.amdOptions;
compiler.hooks.compilation.tap(
"AMDPlugin",
(compilation, { contextModuleFactory, normalModuleFactory }) => {
compilation.dependencyTemplates.set(
AMDRequireDependency,
new AMDRequireDependency.Template()
);
compilation.dependencyFactories.set(
AMDRequireItemDependency,
normalModuleFactory
);
compilation.dependencyTemplates.set(
AMDRequireItemDependency,
new AMDRequireItemDependency.Template()
);
compilation.dependencyTemplates.set(
AMDRequireArrayDependency,
new AMDRequireArrayDependency.Template()
);
compilation.dependencyFactories.set(
AMDRequireContextDependency,
contextModuleFactory
);
compilation.dependencyTemplates.set(
AMDRequireContextDependency,
new AMDRequireContextDependency.Template()
);
compilation.dependencyTemplates.set(
AMDDefineDependency,
new AMDDefineDependency.Template()
);
compilation.dependencyTemplates.set(
UnsupportedDependency,
new UnsupportedDependency.Template()
);
compilation.dependencyTemplates.set(
LocalModuleDependency,
new LocalModuleDependency.Template()
);
compilation.hooks.runtimeRequirementInModule
.for(RuntimeGlobals.amdDefine)
.tap("AMDPlugin", (module, set) => {
set.add(RuntimeGlobals.require);
});
compilation.hooks.runtimeRequirementInModule
.for(RuntimeGlobals.amdOptions)
.tap("AMDPlugin", (module, set) => {
set.add(RuntimeGlobals.requireScope);
});
compilation.hooks.runtimeRequirementInTree
.for(RuntimeGlobals.amdDefine)
.tap("AMDPlugin", (chunk, set) => {
compilation.addRuntimeModule(chunk, new AMDDefineRuntimeModule());
});
compilation.hooks.runtimeRequirementInTree
.for(RuntimeGlobals.amdOptions)
.tap("AMDPlugin", (chunk, set) => {
compilation.addRuntimeModule(
chunk,
new AMDOptionsRuntimeModule(amdOptions)
);
});
const handler = (parser, parserOptions) => {
if (parserOptions.amd !== undefined && !parserOptions.amd) return;
const tapOptionsHooks = (optionExpr, rootName, getMembers) => {
parser.hooks.expression
.for(optionExpr)
.tap(
"AMDPlugin",
toConstantDependency(parser, RuntimeGlobals.amdOptions, [
RuntimeGlobals.amdOptions
])
);
parser.hooks.evaluateIdentifier
.for(optionExpr)
.tap(
"AMDPlugin",
evaluateToIdentifier(optionExpr, rootName, getMembers, true)
);
parser.hooks.evaluateTypeof
.for(optionExpr)
.tap("AMDPlugin", evaluateToString("object"));
parser.hooks.typeof
.for(optionExpr)
.tap(
"AMDPlugin",
toConstantDependency(parser, JSON.stringify("object"))
);
};
new AMDRequireDependenciesBlockParserPlugin(options).apply(parser);
new AMDDefineDependencyParserPlugin(options).apply(parser);
tapOptionsHooks("define.amd", "define", () => "amd");
tapOptionsHooks("require.amd", "require", () => ["amd"]);
tapOptionsHooks(
"__webpack_amd_options__",
"__webpack_amd_options__",
() => []
);
parser.hooks.expression.for("define").tap("AMDPlugin", expr => {
const dep = new ConstDependency(
RuntimeGlobals.amdDefine,
expr.range,
[RuntimeGlobals.amdDefine]
);
dep.loc = expr.loc;
parser.state.module.addPresentationalDependency(dep);
return true;
});
parser.hooks.typeof
.for("define")
.tap(
"AMDPlugin",
toConstantDependency(parser, JSON.stringify("function"))
);
parser.hooks.evaluateTypeof
.for("define")
.tap("AMDPlugin", evaluateToString("function"));
parser.hooks.canRename.for("define").tap("AMDPlugin", approve);
parser.hooks.rename.for("define").tap("AMDPlugin", expr => {
const dep = new ConstDependency(
RuntimeGlobals.amdDefine,
expr.range,
[RuntimeGlobals.amdDefine]
);
dep.loc = expr.loc;
parser.state.module.addPresentationalDependency(dep);
return false;
});
parser.hooks.typeof
.for("require")
.tap(
"AMDPlugin",
toConstantDependency(parser, JSON.stringify("function"))
);
parser.hooks.evaluateTypeof
.for("require")
.tap("AMDPlugin", evaluateToString("function"));
};
normalModuleFactory.hooks.parser
.for("javascript/auto")
.tap("AMDPlugin", handler);
normalModuleFactory.hooks.parser
.for("javascript/dynamic")
.tap("AMDPlugin", handler);
}
);
}
}
module.exports = AMDPlugin;

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