source: trip-planner-front/node_modules/enhanced-resolve/lib/ParsePlugin.js@ 84d0fbb

Last change on this file since 84d0fbb was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 2.2 KB
Line 
1/*
2 MIT License http://www.opensource.org/licenses/mit-license.php
3 Author Tobias Koppers @sokra
4*/
5
6"use strict";
7
8/** @typedef {import("./Resolver")} Resolver */
9/** @typedef {import("./Resolver").ResolveRequest} ResolveRequest */
10/** @typedef {import("./Resolver").ResolveStepHook} ResolveStepHook */
11
12module.exports = class ParsePlugin {
13 /**
14 * @param {string | ResolveStepHook} source source
15 * @param {Partial<ResolveRequest>} requestOptions request options
16 * @param {string | ResolveStepHook} target target
17 */
18 constructor(source, requestOptions, target) {
19 this.source = source;
20 this.requestOptions = requestOptions;
21 this.target = target;
22 }
23
24 /**
25 * @param {Resolver} resolver the resolver
26 * @returns {void}
27 */
28 apply(resolver) {
29 const target = resolver.ensureHook(this.target);
30 resolver
31 .getHook(this.source)
32 .tapAsync("ParsePlugin", (request, resolveContext, callback) => {
33 const parsed = resolver.parse(/** @type {string} */ (request.request));
34 const obj = { ...request, ...parsed, ...this.requestOptions };
35 if (request.query && !parsed.query) {
36 obj.query = request.query;
37 }
38 if (request.fragment && !parsed.fragment) {
39 obj.fragment = request.fragment;
40 }
41 if (parsed && resolveContext.log) {
42 if (parsed.module) resolveContext.log("Parsed request is a module");
43 if (parsed.directory)
44 resolveContext.log("Parsed request is a directory");
45 }
46 // There is an edge-case where a request with # can be a path or a fragment -> try both
47 if (obj.request && !obj.query && obj.fragment) {
48 const directory = obj.fragment.endsWith("/");
49 const alternative = {
50 ...obj,
51 directory,
52 request:
53 obj.request +
54 (obj.directory ? "/" : "") +
55 (directory ? obj.fragment.slice(0, -1) : obj.fragment),
56 fragment: ""
57 };
58 resolver.doResolve(
59 target,
60 alternative,
61 null,
62 resolveContext,
63 (err, result) => {
64 if (err) return callback(err);
65 if (result) return callback(null, result);
66 resolver.doResolve(target, obj, null, resolveContext, callback);
67 }
68 );
69 return;
70 }
71 resolver.doResolve(target, obj, null, resolveContext, callback);
72 });
73 }
74};
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