node-ejs-renderer/node_modules/webpack/lib/ProvidePlugin.js
2024-06-09 13:55:01 -04:00

120 lines
3.6 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const {
JAVASCRIPT_MODULE_TYPE_AUTO,
JAVASCRIPT_MODULE_TYPE_DYNAMIC,
JAVASCRIPT_MODULE_TYPE_ESM
} = require("./ModuleTypeConstants");
const ConstDependency = require("./dependencies/ConstDependency");
const ProvidedDependency = require("./dependencies/ProvidedDependency");
const { approve } = require("./javascript/JavascriptParserHelpers");
/** @typedef {import("../declarations/WebpackOptions").JavascriptParserOptions} JavascriptParserOptions */
/** @typedef {import("./Compiler")} Compiler */
/** @typedef {import("./Dependency").DependencyLocation} DependencyLocation */
/** @typedef {import("./javascript/JavascriptParser")} JavascriptParser */
/** @typedef {import("./javascript/JavascriptParser").Range} Range */
const PLUGIN_NAME = "ProvidePlugin";
class ProvidePlugin {
/**
* @param {Record<string, string | string[]>} definitions the provided identifiers
*/
constructor(definitions) {
this.definitions = definitions;
}
/**
* Apply the plugin
* @param {Compiler} compiler the compiler instance
* @returns {void}
*/
apply(compiler) {
const definitions = this.definitions;
compiler.hooks.compilation.tap(
PLUGIN_NAME,
(compilation, { normalModuleFactory }) => {
compilation.dependencyTemplates.set(
ConstDependency,
new ConstDependency.Template()
);
compilation.dependencyFactories.set(
ProvidedDependency,
normalModuleFactory
);
compilation.dependencyTemplates.set(
ProvidedDependency,
new ProvidedDependency.Template()
);
/**
* @param {JavascriptParser} parser the parser
* @param {JavascriptParserOptions} parserOptions options
* @returns {void}
*/
const handler = (parser, parserOptions) => {
Object.keys(definitions).forEach(name => {
const request =
/** @type {string[]} */
([]).concat(definitions[name]);
const splittedName = name.split(".");
if (splittedName.length > 0) {
splittedName.slice(1).forEach((_, i) => {
const name = splittedName.slice(0, i + 1).join(".");
parser.hooks.canRename.for(name).tap(PLUGIN_NAME, approve);
});
}
parser.hooks.expression.for(name).tap(PLUGIN_NAME, expr => {
const nameIdentifier = name.includes(".")
? `__webpack_provided_${name.replace(/\./g, "_dot_")}`
: name;
const dep = new ProvidedDependency(
request[0],
nameIdentifier,
request.slice(1),
/** @type {Range} */ (expr.range)
);
dep.loc = /** @type {DependencyLocation} */ (expr.loc);
parser.state.module.addDependency(dep);
return true;
});
parser.hooks.call.for(name).tap(PLUGIN_NAME, expr => {
const nameIdentifier = name.includes(".")
? `__webpack_provided_${name.replace(/\./g, "_dot_")}`
: name;
const dep = new ProvidedDependency(
request[0],
nameIdentifier,
request.slice(1),
/** @type {Range} */ (expr.callee.range)
);
dep.loc = /** @type {DependencyLocation} */ (expr.callee.loc);
parser.state.module.addDependency(dep);
parser.walkExpressions(expr.arguments);
return true;
});
});
};
normalModuleFactory.hooks.parser
.for(JAVASCRIPT_MODULE_TYPE_AUTO)
.tap(PLUGIN_NAME, handler);
normalModuleFactory.hooks.parser
.for(JAVASCRIPT_MODULE_TYPE_DYNAMIC)
.tap(PLUGIN_NAME, handler);
normalModuleFactory.hooks.parser
.for(JAVASCRIPT_MODULE_TYPE_ESM)
.tap(PLUGIN_NAME, handler);
}
);
}
}
module.exports = ProvidePlugin;