webpack
Version:
Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.
275 lines (255 loc) • 9.24 kB
JavaScript
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
;
const RuntimeGlobals = require("../RuntimeGlobals");
const makeSerializable = require("../util/makeSerializable");
const NullDependency = require("./NullDependency");
/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
/** @typedef {import("./LocalModule")} LocalModule */
/** @typedef {import("../Dependency")} Dependency */
/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
/** @typedef {import("../javascript/JavascriptParser").Range} Range */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
/** @type {Record<string, { definition: string, content: string, requests: string[] }>} */
const DEFINITIONS = {
f: {
definition: "var __WEBPACK_AMD_DEFINE_RESULT__;",
content: `!(__WEBPACK_AMD_DEFINE_RESULT__ = (#).call(exports, ${RuntimeGlobals.require}, exports, module),
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))`,
requests: [
RuntimeGlobals.require,
RuntimeGlobals.exports,
RuntimeGlobals.module
]
},
o: {
definition: "",
content: "!(module.exports = #)",
requests: [RuntimeGlobals.module]
},
of: {
definition:
"var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_RESULT__;",
content: `!(__WEBPACK_AMD_DEFINE_FACTORY__ = (#),
__WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ?
(__WEBPACK_AMD_DEFINE_FACTORY__.call(exports, ${RuntimeGlobals.require}, exports, module)) :
__WEBPACK_AMD_DEFINE_FACTORY__),
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))`,
requests: [
RuntimeGlobals.require,
RuntimeGlobals.exports,
RuntimeGlobals.module
]
},
af: {
definition:
"var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;",
content: `!(__WEBPACK_AMD_DEFINE_ARRAY__ = #, __WEBPACK_AMD_DEFINE_RESULT__ = (#).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))`,
requests: [RuntimeGlobals.exports, RuntimeGlobals.module]
},
ao: {
definition: "",
content: "!(#, module.exports = #)",
requests: [RuntimeGlobals.module]
},
aof: {
definition:
"var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;",
content: `!(__WEBPACK_AMD_DEFINE_ARRAY__ = #, __WEBPACK_AMD_DEFINE_FACTORY__ = (#),
__WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ?
(__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__),
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))`,
requests: [RuntimeGlobals.exports, RuntimeGlobals.module]
},
lf: {
definition: "var XXX, XXXmodule;",
content: `!(XXXmodule = { id: YYY, exports: {}, loaded: false }, XXX = (#).call(XXXmodule.exports, ${RuntimeGlobals.require}, XXXmodule.exports, XXXmodule), XXXmodule.loaded = true, XXX === undefined && (XXX = XXXmodule.exports))`,
requests: [RuntimeGlobals.require, RuntimeGlobals.module]
},
lo: {
definition: "var XXX;",
content: "!(XXX = #)",
requests: []
},
lof: {
definition: "var XXX, XXXfactory, XXXmodule;",
content: `!(XXXfactory = (#), (typeof XXXfactory === 'function' ? ((XXXmodule = { id: YYY, exports: {}, loaded: false }), (XXX = XXXfactory.call(XXXmodule.exports, ${RuntimeGlobals.require}, XXXmodule.exports, XXXmodule)), (XXXmodule.loaded = true), XXX === undefined && (XXX = XXXmodule.exports)) : XXX = XXXfactory))`,
requests: [RuntimeGlobals.require, RuntimeGlobals.module]
},
laf: {
definition: "var __WEBPACK_AMD_DEFINE_ARRAY__, XXX, XXXexports;",
content:
"!(__WEBPACK_AMD_DEFINE_ARRAY__ = #, XXX = (#).apply(XXXexports = {}, __WEBPACK_AMD_DEFINE_ARRAY__), XXX === undefined && (XXX = XXXexports))",
requests: []
},
lao: {
definition: "var XXX;",
content: "!(#, XXX = #)",
requests: []
},
laof: {
definition: "var XXXarray, XXXfactory, XXXexports, XXX;",
content: `!(XXXarray = #, XXXfactory = (#),
(typeof XXXfactory === 'function' ?
((XXX = XXXfactory.apply(XXXexports = {}, XXXarray)), XXX === undefined && (XXX = XXXexports)) :
(XXX = XXXfactory)
))`,
requests: []
}
};
class AMDDefineDependency extends NullDependency {
/**
* Creates an instance of AMDDefineDependency.
* @param {Range} range range
* @param {Range | null} arrayRange array range
* @param {Range | null} functionRange function range
* @param {Range | null} objectRange object range
* @param {string | null} namedModule true, when define is called with a name
*/
constructor(range, arrayRange, functionRange, objectRange, namedModule) {
super();
this.range = range;
this.arrayRange = arrayRange;
this.functionRange = functionRange;
this.objectRange = objectRange;
this.namedModule = namedModule;
/** @type {LocalModule | null} */
this.localModule = null;
}
get type() {
return "amd define";
}
/**
* Serializes this instance into the provided serializer context.
* @param {ObjectSerializerContext} context context
*/
serialize(context) {
const { write } = context;
write(this.range);
write(this.arrayRange);
write(this.functionRange);
write(this.objectRange);
write(this.namedModule);
write(this.localModule);
super.serialize(context);
}
/**
* Restores this instance from the provided deserializer context.
* @param {ObjectDeserializerContext} context context
*/
deserialize(context) {
const { read } = context;
this.range = read();
this.arrayRange = read();
this.functionRange = read();
this.objectRange = read();
this.namedModule = read();
this.localModule = read();
super.deserialize(context);
}
}
makeSerializable(
AMDDefineDependency,
"webpack/lib/dependencies/AMDDefineDependency"
);
AMDDefineDependency.Template = class AMDDefineDependencyTemplate extends (
NullDependency.Template
) {
/**
* Applies the plugin by registering its hooks on the compiler.
* @param {Dependency} dependency the dependency for which the template should be applied
* @param {ReplaceSource} source the current replace source which can be modified
* @param {DependencyTemplateContext} templateContext the context object
* @returns {void}
*/
apply(dependency, source, { runtimeRequirements }) {
const dep = /** @type {AMDDefineDependency} */ (dependency);
const branch = this.branch(dep);
const { definition, content, requests } = DEFINITIONS[branch];
for (const req of requests) {
runtimeRequirements.add(req);
}
this.replace(dep, source, definition, content);
}
/**
* Returns variable name.
* @param {AMDDefineDependency} dependency dependency
* @returns {string | false | null} variable name
*/
localModuleVar(dependency) {
return (
dependency.localModule &&
dependency.localModule.used &&
dependency.localModule.variableName()
);
}
/**
* Returns branch.
* @param {AMDDefineDependency} dependency dependency
* @returns {string} branch
*/
branch(dependency) {
const localModuleVar = this.localModuleVar(dependency) ? "l" : "";
const arrayRange = dependency.arrayRange ? "a" : "";
const objectRange = dependency.objectRange ? "o" : "";
const functionRange = dependency.functionRange ? "f" : "";
return localModuleVar + arrayRange + objectRange + functionRange;
}
/**
* Processes the provided dependency.
* @param {AMDDefineDependency} dependency dependency
* @param {ReplaceSource} source source
* @param {string} definition definition
* @param {string} text text
*/
replace(dependency, source, definition, text) {
const localModuleVar = this.localModuleVar(dependency);
if (localModuleVar) {
text = text.replace(/XXX/g, localModuleVar.replace(/\$/g, "$$$$"));
definition = definition.replace(
/XXX/g,
localModuleVar.replace(/\$/g, "$$$$")
);
}
if (dependency.namedModule) {
text = text.replace(/YYY/g, JSON.stringify(dependency.namedModule));
}
const texts = text.split("#");
if (definition) source.insert(0, definition);
let current = dependency.range[0];
if (dependency.arrayRange) {
source.replace(
current,
dependency.arrayRange[0] - 1,
/** @type {string} */ (texts.shift())
);
current = dependency.arrayRange[1];
}
if (dependency.objectRange) {
source.replace(
current,
dependency.objectRange[0] - 1,
/** @type {string} */ (texts.shift())
);
current = dependency.objectRange[1];
} else if (dependency.functionRange) {
source.replace(
current,
dependency.functionRange[0] - 1,
/** @type {string} */ (texts.shift())
);
current = dependency.functionRange[1];
}
source.replace(
current,
dependency.range[1] - 1,
/** @type {string} */ (texts.shift())
);
if (texts.length > 0) throw new Error("Implementation error");
}
};
module.exports = AMDDefineDependency;