/*
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 */
/**
* @param {Resolver} resolver resolver
* @param {ResolveRequest} request string
* @returns {string} inner request
*/
module.exports = function getInnerRequest(resolver, request) {
if (
typeof request.__innerRequest === "string" &&
request.__innerRequest_request === request.request &&
request.__innerRequest_relativePath === request.relativePath
)
return request.__innerRequest;
/** @type {string|undefined} */
let innerRequest;
if (request.request) {
innerRequest = request.request;
if (/^\.\.?(?:\/|$)/.test(innerRequest) && request.relativePath) {
innerRequest = resolver.join(request.relativePath, innerRequest);
}
} else {
innerRequest = request.relativePath;
}
request.__innerRequest_request = request.request;
request.__innerRequest_relativePath = request.relativePath;
return (request.__innerRequest = /** @type {string} */ (innerRequest));
};