webpack/lib/dependencies/RequireResolveHeaderDependency.js

Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Tobias Koppers @sokra
*/

"use strict";

const makeSerializable = require("../util/makeSerializable");
const NullDependency = require("./NullDependency");

/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
/** @typedef {import("../Dependency")} Dependency */
/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */

class RequireResolveHeaderDependency extends NullDependency {
	constructor(range) {
		super();

		if (!Array.isArray(range)) throw new Error("range must be valid");

		this.range = range;
	}

	serialize(context) {
		const { write } = context;

		write(this.range);

		super.serialize(context);
	}

	static deserialize(context) {
		const obj = new RequireResolveHeaderDependency(context.read());
		obj.deserialize(context);
		return obj;
	}
}

makeSerializable(
	RequireResolveHeaderDependency,
	"webpack/lib/dependencies/RequireResolveHeaderDependency"
);

RequireResolveHeaderDependency.Template = class RequireResolveHeaderDependencyTemplate extends (
	NullDependency.Template
) {
	/**
	 * @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, templateContext) {
		const dep = /** @type {RequireResolveHeaderDependency} */ (dependency);
		source.replace(dep.range[0], dep.range[1] - 1, "/*require.resolve*/");
	}

	applyAsTemplateArgument(name, dep, source) {
		source.replace(dep.range[0], dep.range[1] - 1, "/*require.resolve*/");
	}
};

module.exports = RequireResolveHeaderDependency;