init

马宇豪

2024-07-16 f591c27b57e2418c9495bc02ae8cfff84d35bc18

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/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
 
"use strict";
 
/** @typedef {import("./Resolver")} Resolver */
/** @typedef {import("./Resolver").ResolveRequest} ResolveRequest */
/** @typedef {import("./Resolver").ResolveStepHook} ResolveStepHook */
 
module.exports = class JoinRequestPlugin {
    /**
     * @param {string | ResolveStepHook} source source
     * @param {string | ResolveStepHook} target target
     */
    constructor(source, target) {
        this.source = source;
        this.target = target;
    }
 
    /**
     * @param {Resolver} resolver the resolver
     * @returns {void}
     */
    apply(resolver) {
        const target = resolver.ensureHook(this.target);
        resolver
            .getHook(this.source)
            .tapAsync("JoinRequestPlugin", (request, resolveContext, callback) => {
                const requestPath = /** @type {string} */ (request.path);
                const requestRequest = /** @type {string} */ (request.request);
                /** @type {ResolveRequest} */
                const obj = {
                    ...request,
                    path: resolver.join(requestPath, requestRequest),
                    relativePath:
                        request.relativePath &&
                        resolver.join(request.relativePath, requestRequest),
                    request: undefined
                };
                resolver.doResolve(target, obj, null, resolveContext, callback);
            });
    }
};