update

node_modules/resolve/.editorconfig

@@ -1,20 +1,37 @@
 root = true
 
 [*]
-indent_style = tab
-indent_size = 4
+indent_style = space
+indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
-max_line_length = 150
+max_line_length = 200
+
+[*.js]
+block_comment_start = /*
+block_comment = *
+block_comment_end = */
+
+[*.yml]
+indent_size = 1
+
+[package.json]
+indent_style = tab
+
+[lib/core.json]
+indent_style = tab
 
 [CHANGELOG.md]
 indent_style = space
 indent_size = 2
 
-[*.json]
+[{*.json,Makefile}]
 max_line_length = off
 
-[Makefile]
+[test/{dotdot,resolver,module_dir,multirepo,node_path,pathfilter,precedence}/**/*]
+indent_style = off
+indent_size = off
 max_line_length = off
+insert_final_newline = off

node_modules/resolve/.eslintrc

@@ -1,9 +1,9 @@
 {
-    "extends": "@ljharb",
     "root": true,
+
+    "extends": "@ljharb",
+
     "rules": {
-        "array-bracket-newline": 0,
-        "array-element-newline": 0,
         "indent": [2, 4],
         "strict": 0,
         "complexity": 0,
@@ -12,28 +12,54 @@
         "dot-notation": [2, { "allowKeywords": true }],
         "func-name-matching": 0,
         "func-style": 0,
-        "global-require": 0,
+        "global-require": 1,
         "id-length": [2, { "min": 1, "max": 30 }],
+        "max-lines": [2, 350],
         "max-lines-per-function": 0,
         "max-nested-callbacks": 0,
         "max-params": 0,
         "max-statements-per-line": [2, { "max": 2 }],
         "max-statements": 0,
         "no-magic-numbers": 0,
-        "no-console": 0,
         "no-shadow": 0,
-        "no-unused-vars": [2, { "vars": "all", "args": "none" }],
         "no-use-before-define": 0,
-        "object-curly-newline": 0,
-        "operator-linebreak": [2, "before"],
         "sort-keys": 0,
     },
     "overrides": [
+        {
+            "files": "bin/**",
+            "rules": {
+                "no-process-exit": "off",
+            },
+        },
+        {
+            "files": "example/**",
+            "rules": {
+                "no-console": 0,
+            },
+        },
         {
             "files": "test/resolver/nested_symlinks/mylib/*.js",
             "rules": {
                 "no-throw-literal": 0,
             },
         },
+        {
+            "files": "test/**",
+            "parserOptions": {
+                "ecmaVersion": 5,
+                "allowReserved": false,
+            },
+            "rules": {
+                "dot-notation": [2, { "allowPattern": "throws" }],
+                "max-lines": 0,
+                "max-lines-per-function": 0,
+                "no-unused-vars": [2, { "vars": "all", "args": "none" }],
+            },
+        },
+    ],
+
+    "ignorePatterns": [
+        "./test/resolver/malformed_package_json/package.json",
     ],
 }

node_modules/resolve/.github/FUNDING.yml

@@ -0,0 +1,12 @@
+# These are supported funding model platforms
+
+github: [ljharb]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: npm/resolve
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']

node_modules/resolve/SECURITY.md

@@ -0,0 +1,3 @@
+# Security
+
+Please email [@ljharb](https://github.com/ljharb) or see https://tidelift.com/security if you have a potential security vulnerability to report.

node_modules/resolve/async.js

@@ -0,0 +1,3 @@
+'use strict';
+
+module.exports = require('./lib/async');

node_modules/resolve/bin/resolve

@@ -0,0 +1,50 @@
+#!/usr/bin/env node
+
+'use strict';
+
+var path = require('path');
+var fs = require('fs');
+
+if (
+    String(process.env.npm_lifecycle_script).slice(0, 8) !== 'resolve '
+    && (
+        !process.argv
+        || process.argv.length < 2
+        || (process.argv[1] !== __filename && fs.statSync(process.argv[1]).ino !== fs.statSync(__filename).ino)
+        || (process.env._ && path.resolve(process.env._) !== __filename)
+    )
+) {
+    console.error('Error: `resolve` must be run directly as an executable');
+    process.exit(1);
+}
+
+var supportsPreserveSymlinkFlag = require('supports-preserve-symlinks-flag');
+
+var preserveSymlinks = false;
+for (var i = 2; i < process.argv.length; i += 1) {
+    if (process.argv[i].slice(0, 2) === '--') {
+        if (supportsPreserveSymlinkFlag && process.argv[i] === '--preserve-symlinks') {
+            preserveSymlinks = true;
+        } else if (process.argv[i].length > 2) {
+            console.error('Unknown argument ' + process.argv[i].replace(/[=].*$/, ''));
+            process.exit(2);
+        }
+        process.argv.splice(i, 1);
+        i -= 1;
+        if (process.argv[i] === '--') { break; } // eslint-disable-line no-restricted-syntax
+    }
+}
+
+if (process.argv.length < 3) {
+    console.error('Error: `resolve` expects a specifier');
+    process.exit(2);
+}
+
+var resolve = require('../');
+
+var result = resolve.sync(process.argv[2], {
+    basedir: process.cwd(),
+    preserveSymlinks: preserveSymlinks
+});
+
+console.log(result);

node_modules/resolve/lib/async.js

@@ -1,11 +1,20 @@
 var fs = require('fs');
+var getHomedir = require('./homedir');
 var path = require('path');
-var caller = require('./caller.js');
-var nodeModulesPaths = require('./node-modules-paths.js');
-var normalizeOptions = require('./normalize-options.js');
-var isCore = require('./is-core');
+var caller = require('./caller');
+var nodeModulesPaths = require('./node-modules-paths');
+var normalizeOptions = require('./normalize-options');
+var isCore = require('is-core-module');
 
-var realpathFS = fs.realpath && typeof fs.realpath.native === 'function' ? fs.realpath.native : fs.realpath;
+var realpathFS = process.platform !== 'win32' && fs.realpath && typeof fs.realpath.native === 'function' ? fs.realpath.native : fs.realpath;
+
+var homedir = getHomedir();
+var defaultPaths = function () {
+    return [
+        path.join(homedir, '.node_modules'),
+        path.join(homedir, '.node_libraries')
+    ];
+};
 
 var defaultIsFile = function isFile(file, cb) {
     fs.stat(file, function (err, stat) {
@@ -42,6 +51,20 @@ var maybeRealpath = function maybeRealpath(realpath, x, opts, cb) {
     }
 };
 
+var defaultReadPackage = function defaultReadPackage(readFile, pkgfile, cb) {
+    readFile(pkgfile, function (readFileErr, body) {
+        if (readFileErr) cb(readFileErr);
+        else {
+            try {
+                var pkg = JSON.parse(body);
+                cb(null, pkg);
+            } catch (jsonErr) {
+                cb(null);
+            }
+        }
+    });
+};
+
 var getPackageCandidates = function getPackageCandidates(x, start, opts) {
     var dirs = nodeModulesPaths(start, opts, x);
     for (var i = 0; i < dirs.length; i++) {
@@ -70,13 +93,21 @@ module.exports = function resolve(x, options, callback) {
     var isDirectory = opts.isDirectory || defaultIsDir;
     var readFile = opts.readFile || fs.readFile;
     var realpath = opts.realpath || defaultRealpath;
+    var readPackage = opts.readPackage || defaultReadPackage;
+    if (opts.readFile && opts.readPackage) {
+        var conflictErr = new TypeError('`readFile` and `readPackage` are mutually exclusive.');
+        return process.nextTick(function () {
+            cb(conflictErr);
+        });
+    }
     var packageIterator = opts.packageIterator;
 
     var extensions = opts.extensions || ['.js'];
+    var includeCoreModules = opts.includeCoreModules !== false;
     var basedir = opts.basedir || path.dirname(caller());
     var parent = opts.filename || basedir;
 
-    opts.paths = opts.paths || [];
+    opts.paths = opts.paths || defaultPaths();
 
     // ensure that `basedir` is an absolute path at this point, resolving against the process' current working directory
     var absoluteStart = path.resolve(basedir);
@@ -99,7 +130,7 @@ module.exports = function resolve(x, options, callback) {
             if ((/\/$/).test(x) && res === basedir) {
                 loadAsDirectory(res, opts.package, onfile);
             } else loadAsFile(res, opts.package, onfile);
-        } else if (isCore(x)) {
+        } else if (includeCoreModules && isCore(x)) {
             return cb(null, x);
         } else loadNodeModules(x, basedir, function (err, n, pkg) {
             if (err) cb(err);
@@ -196,9 +227,10 @@ module.exports = function resolve(x, options, callback) {
                 // on err, ex is false
                 if (!ex) return loadpkg(path.dirname(dir), cb);
 
-                readFile(pkgfile, function (err, body) {
+                readPackage(readFile, pkgfile, function (err, pkgParam) {
                     if (err) cb(err);
-                    try { var pkg = JSON.parse(body); } catch (jsonErr) {}
+
+                    var pkg = pkgParam;
 
                     if (pkg && opts.packageFilter) {
                         pkg = opts.packageFilter(pkg, pkgfile);
@@ -224,11 +256,10 @@ module.exports = function resolve(x, options, callback) {
                 if (err) return cb(err);
                 if (!ex) return loadAsFile(path.join(x, 'index'), fpkg, cb);
 
-                readFile(pkgfile, function (err, body) {
+                readPackage(readFile, pkgfile, function (err, pkgParam) {
                     if (err) return cb(err);
-                    try {
-                        var pkg = JSON.parse(body);
-                    } catch (jsonErr) {}
+
+                    var pkg = pkgParam;
 
                     if (pkg && opts.packageFilter) {
                         pkg = opts.packageFilter(pkg, pkgfile);

node_modules/resolve/lib/core.js

@@ -6,8 +6,8 @@ function specifierIncluded(specifier) {
     var versionParts = (parts.length > 1 ? parts[1] : parts[0]).split('.');
 
     for (var i = 0; i < 3; ++i) {
-        var cur = Number(current[i] || 0);
-        var ver = Number(versionParts[i] || 0);
+        var cur = parseInt(current[i] || 0, 10);
+        var ver = parseInt(versionParts[i] || 0, 10);
         if (cur === ver) {
             continue; // eslint-disable-line no-restricted-syntax, no-continue
         }
@@ -15,9 +15,8 @@ function specifierIncluded(specifier) {
             return cur < ver;
         } else if (op === '>=') {
             return cur >= ver;
-        } else {
-            return false;
         }
+        return false;
     }
     return op === '>=';
 }

node_modules/resolve/lib/core.json

@@ -1,75 +1,153 @@
 {
-    "assert": true,
-    "async_hooks": ">= 8",
-    "buffer_ieee754": "< 0.9.7",
-    "buffer": true,
-    "child_process": true,
-    "cluster": true,
-    "console": true,
-    "constants": true,
-    "crypto": true,
-    "_debug_agent": ">= 1 && < 8",
-    "_debugger": "< 8",
-    "dgram": true,
-    "dns": true,
-    "domain": true,
-    "events": true,
-    "freelist": "< 6",
-    "fs": true,
-    "fs/promises": [">= 10 && < 10.1", ">= 14"],
-    "_http_agent": ">= 0.11.1",
-    "_http_client": ">= 0.11.1",
-    "_http_common": ">= 0.11.1",
-    "_http_incoming": ">= 0.11.1",
-    "_http_outgoing": ">= 0.11.1",
-    "_http_server": ">= 0.11.1",
-    "http": true,
-    "http2": ">= 8.8",
-    "https": true,
-    "inspector": ">= 8.0.0",
-    "_linklist": "< 8",
-    "module": true,
-    "net": true,
-    "node-inspect/lib/_inspect": ">= 7.6.0 && < 12",
-    "node-inspect/lib/internal/inspect_client": ">= 7.6.0 && < 12",
-    "node-inspect/lib/internal/inspect_repl": ">= 7.6.0 && < 12",
-    "os": true,
-    "path": true,
-    "perf_hooks": ">= 8.5",
-    "process": ">= 1",
-    "punycode": true,
-    "querystring": true,
-    "readline": true,
-    "repl": true,
-    "smalloc": ">= 0.11.5 && < 3",
-    "_stream_duplex": ">= 0.9.4",
-    "_stream_transform": ">= 0.9.4",
-    "_stream_wrap": ">= 1.4.1",
-    "_stream_passthrough": ">= 0.9.4",
-    "_stream_readable": ">= 0.9.4",
-    "_stream_writable": ">= 0.9.4",
-    "stream": true,
-    "string_decoder": true,
-    "sys": true,
-    "timers": true,
-    "_tls_common": ">= 0.11.13",
-    "_tls_legacy": ">= 0.11.3 && < 10",
-    "_tls_wrap": ">= 0.11.3",
-    "tls": true,
-    "trace_events": ">= 10",
-    "tty": true,
-    "url": true,
-    "util": true,
-    "v8/tools/arguments": ">= 10 && < 12",
-    "v8/tools/codemap": [">= 4.4.0 && < 5", ">= 5.2.0 && < 12"],
-    "v8/tools/consarray": [">= 4.4.0 && < 5", ">= 5.2.0 && < 12"],
-    "v8/tools/csvparser": [">= 4.4.0 && < 5", ">= 5.2.0 && < 12"],
-    "v8/tools/logreader": [">= 4.4.0 && < 5", ">= 5.2.0 && < 12"],
-    "v8/tools/profile_view": [">= 4.4.0 && < 5", ">= 5.2.0 && < 12"],
-    "v8/tools/splaytree": [">= 4.4.0 && < 5", ">= 5.2.0 && < 12"],
-    "v8": ">= 1",
-    "vm": true,
-    "wasi": ">= 13.4 && < 13.5",
-    "worker_threads": ">= 11.7",
-    "zlib": true
+	"assert": true,
+	"node:assert": [">= 14.18 && < 15", ">= 16"],
+	"assert/strict": ">= 15",
+	"node:assert/strict": ">= 16",
+	"async_hooks": ">= 8",
+	"node:async_hooks": [">= 14.18 && < 15", ">= 16"],
+	"buffer_ieee754": ">= 0.5 && < 0.9.7",
+	"buffer": true,
+	"node:buffer": [">= 14.18 && < 15", ">= 16"],
+	"child_process": true,
+	"node:child_process": [">= 14.18 && < 15", ">= 16"],
+	"cluster": ">= 0.5",
+	"node:cluster": [">= 14.18 && < 15", ">= 16"],
+	"console": true,
+	"node:console": [">= 14.18 && < 15", ">= 16"],
+	"constants": true,
+	"node:constants": [">= 14.18 && < 15", ">= 16"],
+	"crypto": true,
+	"node:crypto": [">= 14.18 && < 15", ">= 16"],
+	"_debug_agent": ">= 1 && < 8",
+	"_debugger": "< 8",
+	"dgram": true,
+	"node:dgram": [">= 14.18 && < 15", ">= 16"],
+	"diagnostics_channel": [">= 14.17 && < 15", ">= 15.1"],
+	"node:diagnostics_channel": [">= 14.18 && < 15", ">= 16"],
+	"dns": true,
+	"node:dns": [">= 14.18 && < 15", ">= 16"],
+	"dns/promises": ">= 15",
+	"node:dns/promises": ">= 16",
+	"domain": ">= 0.7.12",
+	"node:domain": [">= 14.18 && < 15", ">= 16"],
+	"events": true,
+	"node:events": [">= 14.18 && < 15", ">= 16"],
+	"freelist": "< 6",
+	"fs": true,
+	"node:fs": [">= 14.18 && < 15", ">= 16"],
+	"fs/promises": [">= 10 && < 10.1", ">= 14"],
+	"node:fs/promises": [">= 14.18 && < 15", ">= 16"],
+	"_http_agent": ">= 0.11.1",
+	"node:_http_agent": [">= 14.18 && < 15", ">= 16"],
+	"_http_client": ">= 0.11.1",
+	"node:_http_client": [">= 14.18 && < 15", ">= 16"],
+	"_http_common": ">= 0.11.1",
+	"node:_http_common": [">= 14.18 && < 15", ">= 16"],
+	"_http_incoming": ">= 0.11.1",
+	"node:_http_incoming": [">= 14.18 && < 15", ">= 16"],
+	"_http_outgoing": ">= 0.11.1",
+	"node:_http_outgoing": [">= 14.18 && < 15", ">= 16"],
+	"_http_server": ">= 0.11.1",
+	"node:_http_server": [">= 14.18 && < 15", ">= 16"],
+	"http": true,
+	"node:http": [">= 14.18 && < 15", ">= 16"],
+	"http2": ">= 8.8",
+	"node:http2": [">= 14.18 && < 15", ">= 16"],
+	"https": true,
+	"node:https": [">= 14.18 && < 15", ">= 16"],
+	"inspector": ">= 8",
+	"node:inspector": [">= 14.18 && < 15", ">= 16"],
+	"_linklist": "< 8",
+	"module": true,
+	"node:module": [">= 14.18 && < 15", ">= 16"],
+	"net": true,
+	"node:net": [">= 14.18 && < 15", ">= 16"],
+	"node-inspect/lib/_inspect": ">= 7.6 && < 12",
+	"node-inspect/lib/internal/inspect_client": ">= 7.6 && < 12",
+	"node-inspect/lib/internal/inspect_repl": ">= 7.6 && < 12",
+	"os": true,
+	"node:os": [">= 14.18 && < 15", ">= 16"],
+	"path": true,
+	"node:path": [">= 14.18 && < 15", ">= 16"],
+	"path/posix": ">= 15.3",
+	"node:path/posix": ">= 16",
+	"path/win32": ">= 15.3",
+	"node:path/win32": ">= 16",
+	"perf_hooks": ">= 8.5",
+	"node:perf_hooks": [">= 14.18 && < 15", ">= 16"],
+	"process": ">= 1",
+	"node:process": [">= 14.18 && < 15", ">= 16"],
+	"punycode": ">= 0.5",
+	"node:punycode": [">= 14.18 && < 15", ">= 16"],
+	"querystring": true,
+	"node:querystring": [">= 14.18 && < 15", ">= 16"],
+	"readline": true,
+	"node:readline": [">= 14.18 && < 15", ">= 16"],
+	"readline/promises": ">= 17",
+	"node:readline/promises": ">= 17",
+	"repl": true,
+	"node:repl": [">= 14.18 && < 15", ">= 16"],
+	"smalloc": ">= 0.11.5 && < 3",
+	"_stream_duplex": ">= 0.9.4",
+	"node:_stream_duplex": [">= 14.18 && < 15", ">= 16"],
+	"_stream_transform": ">= 0.9.4",
+	"node:_stream_transform": [">= 14.18 && < 15", ">= 16"],
+	"_stream_wrap": ">= 1.4.1",
+	"node:_stream_wrap": [">= 14.18 && < 15", ">= 16"],
+	"_stream_passthrough": ">= 0.9.4",
+	"node:_stream_passthrough": [">= 14.18 && < 15", ">= 16"],
+	"_stream_readable": ">= 0.9.4",
+	"node:_stream_readable": [">= 14.18 && < 15", ">= 16"],
+	"_stream_writable": ">= 0.9.4",
+	"node:_stream_writable": [">= 14.18 && < 15", ">= 16"],
+	"stream": true,
+	"node:stream": [">= 14.18 && < 15", ">= 16"],
+	"stream/consumers": ">= 16.7",
+	"node:stream/consumers": ">= 16.7",
+	"stream/promises": ">= 15",
+	"node:stream/promises": ">= 16",
+	"stream/web": ">= 16.5",
+	"node:stream/web": ">= 16.5",
+	"string_decoder": true,
+	"node:string_decoder": [">= 14.18 && < 15", ">= 16"],
+	"sys": [">= 0.4 && < 0.7", ">= 0.8"],
+	"node:sys": [">= 14.18 && < 15", ">= 16"],
+	"node:test": ">= 18",
+	"timers": true,
+	"node:timers": [">= 14.18 && < 15", ">= 16"],
+	"timers/promises": ">= 15",
+	"node:timers/promises": ">= 16",
+	"_tls_common": ">= 0.11.13",
+	"node:_tls_common": [">= 14.18 && < 15", ">= 16"],
+	"_tls_legacy": ">= 0.11.3 && < 10",
+	"_tls_wrap": ">= 0.11.3",
+	"node:_tls_wrap": [">= 14.18 && < 15", ">= 16"],
+	"tls": true,
+	"node:tls": [">= 14.18 && < 15", ">= 16"],
+	"trace_events": ">= 10",
+	"node:trace_events": [">= 14.18 && < 15", ">= 16"],
+	"tty": true,
+	"node:tty": [">= 14.18 && < 15", ">= 16"],
+	"url": true,
+	"node:url": [">= 14.18 && < 15", ">= 16"],
+	"util": true,
+	"node:util": [">= 14.18 && < 15", ">= 16"],
+	"util/types": ">= 15.3",
+	"node:util/types": ">= 16",
+	"v8/tools/arguments": ">= 10 && < 12",
+	"v8/tools/codemap": [">= 4.4 && < 5", ">= 5.2 && < 12"],
+	"v8/tools/consarray": [">= 4.4 && < 5", ">= 5.2 && < 12"],
+	"v8/tools/csvparser": [">= 4.4 && < 5", ">= 5.2 && < 12"],
+	"v8/tools/logreader": [">= 4.4 && < 5", ">= 5.2 && < 12"],
+	"v8/tools/profile_view": [">= 4.4 && < 5", ">= 5.2 && < 12"],
+	"v8/tools/splaytree": [">= 4.4 && < 5", ">= 5.2 && < 12"],
+	"v8": ">= 1",
+	"node:v8": [">= 14.18 && < 15", ">= 16"],
+	"vm": true,
+	"node:vm": [">= 14.18 && < 15", ">= 16"],
+	"wasi": ">= 13.4 && < 13.5",
+	"worker_threads": ">= 11.7",
+	"node:worker_threads": [">= 14.18 && < 15", ">= 16"],
+	"zlib": ">= 0.5",
+	"node:zlib": [">= 14.18 && < 15", ">= 16"]
 }

node_modules/resolve/lib/homedir.js

@@ -0,0 +1,24 @@
+'use strict';
+
+var os = require('os');
+
+// adapted from https://github.com/sindresorhus/os-homedir/blob/11e089f4754db38bb535e5a8416320c4446e8cfd/index.js
+
+module.exports = os.homedir || function homedir() {
+    var home = process.env.HOME;
+    var user = process.env.LOGNAME || process.env.USER || process.env.LNAME || process.env.USERNAME;
+
+    if (process.platform === 'win32') {
+        return process.env.USERPROFILE || process.env.HOMEDRIVE + process.env.HOMEPATH || home || null;
+    }
+
+    if (process.platform === 'darwin') {
+        return home || (user ? '/Users/' + user : null);
+    }
+
+    if (process.platform === 'linux') {
+        return home || (process.getuid() === 0 ? '/root' : (user ? '/home/' + user : null)); // eslint-disable-line no-extra-parens
+    }
+
+    return home || null;
+};

node_modules/resolve/lib/is-core.js

@@ -1,5 +1,5 @@
-var core = require('./core');
+var isCoreModule = require('is-core-module');
 
 module.exports = function isCore(x) {
-    return Object.prototype.hasOwnProperty.call(core, x);
+    return isCoreModule(x);
 };

node_modules/resolve/lib/node-modules-paths.js

@@ -1,5 +1,5 @@
 var path = require('path');
-var parse = path.parse || require('path-parse');
+var parse = path.parse || require('path-parse'); // eslint-disable-line global-require
 
 var getNodeModulesDirs = function getNodeModulesDirs(absoluteStart, modules) {
     var prefix = '/';

node_modules/resolve/lib/sync.js

@@ -1,30 +1,39 @@
-var isCore = require('./is-core');
+var isCore = require('is-core-module');
 var fs = require('fs');
 var path = require('path');
-var caller = require('./caller.js');
-var nodeModulesPaths = require('./node-modules-paths.js');
-var normalizeOptions = require('./normalize-options.js');
+var getHomedir = require('./homedir');
+var caller = require('./caller');
+var nodeModulesPaths = require('./node-modules-paths');
+var normalizeOptions = require('./normalize-options');
 
-var realpathFS = fs.realpathSync && typeof fs.realpathSync.native === 'function' ? fs.realpathSync.native : fs.realpathSync;
+var realpathFS = process.platform !== 'win32' && fs.realpathSync && typeof fs.realpathSync.native === 'function' ? fs.realpathSync.native : fs.realpathSync;
+
+var homedir = getHomedir();
+var defaultPaths = function () {
+    return [
+        path.join(homedir, '.node_modules'),
+        path.join(homedir, '.node_libraries')
+    ];
+};
 
 var defaultIsFile = function isFile(file) {
     try {
-        var stat = fs.statSync(file);
+        var stat = fs.statSync(file, { throwIfNoEntry: false });
     } catch (e) {
         if (e && (e.code === 'ENOENT' || e.code === 'ENOTDIR')) return false;
         throw e;
     }
-    return stat.isFile() || stat.isFIFO();
+    return !!stat && (stat.isFile() || stat.isFIFO());
 };
 
 var defaultIsDir = function isDirectory(dir) {
     try {
-        var stat = fs.statSync(dir);
+        var stat = fs.statSync(dir, { throwIfNoEntry: false });
     } catch (e) {
         if (e && (e.code === 'ENOENT' || e.code === 'ENOTDIR')) return false;
         throw e;
     }
-    return stat.isDirectory();
+    return !!stat && stat.isDirectory();
 };
 
 var defaultRealpathSync = function realpathSync(x) {
@@ -45,6 +54,14 @@ var maybeRealpathSync = function maybeRealpathSync(realpathSync, x, opts) {
     return x;
 };
 
+var defaultReadPackageSync = function defaultReadPackageSync(readFileSync, pkgfile) {
+    var body = readFileSync(pkgfile);
+    try {
+        var pkg = JSON.parse(body);
+        return pkg;
+    } catch (jsonErr) {}
+};
+
 var getPackageCandidates = function getPackageCandidates(x, start, opts) {
     var dirs = nodeModulesPaths(start, opts, x);
     for (var i = 0; i < dirs.length; i++) {
@@ -63,13 +80,18 @@ module.exports = function resolveSync(x, options) {
     var readFileSync = opts.readFileSync || fs.readFileSync;
     var isDirectory = opts.isDirectory || defaultIsDir;
     var realpathSync = opts.realpathSync || defaultRealpathSync;
+    var readPackageSync = opts.readPackageSync || defaultReadPackageSync;
+    if (opts.readFileSync && opts.readPackageSync) {
+        throw new TypeError('`readFileSync` and `readPackageSync` are mutually exclusive.');
+    }
     var packageIterator = opts.packageIterator;
 
     var extensions = opts.extensions || ['.js'];
+    var includeCoreModules = opts.includeCoreModules !== false;
     var basedir = opts.basedir || path.dirname(caller());
     var parent = opts.filename || basedir;
 
-    opts.paths = opts.paths || [];
+    opts.paths = opts.paths || defaultPaths();
 
     // ensure that `basedir` is an absolute path at this point, resolving against the process' current working directory
     var absoluteStart = maybeRealpathSync(realpathSync, path.resolve(basedir), opts);
@@ -79,7 +101,7 @@ module.exports = function resolveSync(x, options) {
         if (x === '.' || x === '..' || x.slice(-1) === '/') res += '/';
         var m = loadAsFileSync(res) || loadAsDirectorySync(res);
         if (m) return maybeRealpathSync(realpathSync, m, opts);
-    } else if (isCore(x)) {
+    } else if (includeCoreModules && isCore(x)) {
         return x;
     } else {
         var n = loadNodeModulesSync(x, absoluteStart);
@@ -126,11 +148,7 @@ module.exports = function resolveSync(x, options) {
             return loadpkg(path.dirname(dir));
         }
 
-        var body = readFileSync(pkgfile);
-
-        try {
-            var pkg = JSON.parse(body);
-        } catch (jsonErr) {}
+        var pkg = readPackageSync(readFileSync, pkgfile);
 
         if (pkg && opts.packageFilter) {
             // v2 will pass pkgfile
@@ -144,8 +162,7 @@ module.exports = function resolveSync(x, options) {
         var pkgfile = path.join(maybeRealpathSync(realpathSync, x, opts), '/package.json');
         if (isFile(pkgfile)) {
             try {
-                var body = readFileSync(pkgfile, 'UTF8');
-                var pkg = JSON.parse(body);
+                var pkg = readPackageSync(readFileSync, pkgfile);
             } catch (e) {}
 
             if (pkg && opts.packageFilter) {

node_modules/resolve/package.json

@@ -1,29 +1,28 @@
 {
   "_args": [
     [
-      "resolve@1.17.0",
-      "/mnt/Foxconn/Digitalent/Deverloper/liff-push_2series"
+      "resolve@1.22.1",
+      "/home/node/nuxt"
     ]
   ],
-  "_from": "resolve@1.17.0",
-  "_id": "resolve@1.17.0",
+  "_from": "resolve@1.22.1",
+  "_id": "resolve@1.22.1",
   "_inBundle": false,
-  "_integrity": "sha512-ic+7JYiV8Vi2yzQGFWOkiZD5Z9z7O2Zhm9XMaTxdJExKasieFCr+yXZ/WmXsckHiKl12ar0y6XiXDx3m4RHn1w==",
+  "_integrity": "sha512-nBpuuYuY5jFsli/JIs1oldw6fOQCBioohqWZg/2hiaOybXOft4lonv85uDOKXdf8rhyK159cxU5cDcK/NKk8zw==",
   "_location": "/resolve",
   "_phantomChildren": {},
   "_requested": {
     "type": "version",
     "registry": true,
-    "raw": "resolve@1.17.0",
+    "raw": "resolve@1.22.1",
     "name": "resolve",
     "escapedName": "resolve",
-    "rawSpec": "1.17.0",
+    "rawSpec": "1.22.1",
     "saveSpec": null,
-    "fetchSpec": "1.17.0"
+    "fetchSpec": "1.22.1"
   },
   "_requiredBy": [
-    "/@babel/core",
-    "/@babel/plugin-transform-runtime",
+    "/@babel/helper-define-polyfill-provider",
     "/babel-eslint",
     "/eslint-import-resolver-node",
     "/eslint-plugin-import",
@@ -33,29 +32,44 @@
     "/pug-filters",
     "/vue-server-renderer"
   ],
-  "_resolved": "https://registry.npmjs.org/resolve/-/resolve-1.17.0.tgz",
-  "_spec": "1.17.0",
-  "_where": "/mnt/Foxconn/Digitalent/Deverloper/liff-push_2series",
+  "_resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.1.tgz",
+  "_spec": "1.22.1",
+  "_where": "/home/node/nuxt",
   "author": {
     "name": "James Halliday",
     "email": "mail@substack.net",
     "url": "http://substack.net"
   },
+  "bin": {
+    "resolve": "bin/resolve"
+  },
   "bugs": {
     "url": "https://github.com/browserify/resolve/issues"
   },
   "dependencies": {
-    "path-parse": "^1.0.6"
+    "is-core-module": "^2.9.0",
+    "path-parse": "^1.0.7",
+    "supports-preserve-symlinks-flag": "^1.0.0"
   },
   "description": "resolve like require.resolve() on behalf of files asynchronously and synchronously",
   "devDependencies": {
-    "@ljharb/eslint-config": "^16.0.0",
-    "array.prototype.map": "^1.0.2",
-    "eslint": "^6.8.0",
+    "@ljharb/eslint-config": "^21.0.0",
+    "array.prototype.map": "^1.0.4",
+    "aud": "^2.0.0",
+    "copy-dir": "^1.3.0",
+    "eclint": "^2.8.1",
+    "eslint": "=8.8.0",
+    "in-publish": "^2.0.1",
+    "mkdirp": "^0.5.5",
+    "mv": "^2.1.1",
+    "npmignore": "^0.3.0",
     "object-keys": "^1.1.1",
-    "safe-publish-latest": "^1.1.4",
+    "rimraf": "^2.7.1",
+    "safe-publish-latest": "^2.0.0",
+    "semver": "^6.3.0",
     "tap": "0.4.13",
-    "tape": "^5.0.0-next.5"
+    "tape": "^5.5.3",
+    "tmp": "^0.0.31"
   },
   "funding": {
     "url": "https://github.com/sponsors/ljharb"
@@ -70,19 +84,28 @@
   "license": "MIT",
   "main": "index.js",
   "name": "resolve",
+  "publishConfig": {
+    "ignore": [
+      ".github/workflows",
+      "appveyor.yml"
+    ]
+  },
   "repository": {
     "type": "git",
     "url": "git://github.com/browserify/resolve.git"
   },
   "scripts": {
-    "lint": "eslint .",
-    "posttest": "npm run test:multirepo",
-    "prepublish": "safe-publish-latest",
+    "lint": "eslint --ext=js,mjs --no-eslintrc -c .eslintrc . 'bin/**'",
+    "posttest": "npm run test:multirepo && aud --production",
+    "prelint": "eclint check $(git ls-files | xargs find 2> /dev/null | grep -vE 'node_modules|\\.git')",
+    "prepack": "npmignore --auto --commentLines=autogenerated",
+    "prepublish": "not-in-publish || npm run prepublishOnly",
+    "prepublishOnly": "safe-publish-latest && cp node_modules/is-core-module/core.json ./lib/ ||:",
     "pretest": "npm run lint",
     "pretests-only": "cd ./test/resolver/nested_symlinks && node mylib/sync && node mylib/async",
     "test": "npm run --silent tests-only",
     "test:multirepo": "cd ./test/resolver/multirepo && npm install && npm test",
     "tests-only": "tape test/*.js"
   },
-  "version": "1.17.0"
+  "version": "1.22.1"
 }

node_modules/resolve/readme.markdown

@@ -1,18 +1,22 @@
-# resolve
+# resolve <sup>[![Version Badge][2]][1]</sup>
 
-implements the [node `require.resolve()`
-algorithm](https://nodejs.org/api/modules.html#modules_all_together)
-such that you can `require.resolve()` on behalf of a file asynchronously and
-synchronously
+implements the [node `require.resolve()` algorithm](https://nodejs.org/api/modules.html#modules_all_together) such that you can `require.resolve()` on behalf of a file asynchronously and synchronously
 
-[![build status](https://secure.travis-ci.org/browserify/resolve.png)](http://travis-ci.org/browserify/resolve)
+[![github actions][actions-image]][actions-url]
+[![coverage][codecov-image]][codecov-url]
+[![dependency status][5]][6]
+[![dev dependency status][7]][8]
+[![License][license-image]][license-url]
+[![Downloads][downloads-image]][downloads-url]
+
+[![npm badge][11]][1]
 
 # example
 
 asynchronously resolve:
 
 ```js
-var resolve = require('resolve');
+var resolve = require('resolve/async'); // or, require('resolve')
 resolve('tap', { basedir: __dirname }, function (err, res) {
     if (err) console.error(err);
     else console.log(res);
@@ -27,8 +31,8 @@ $ node example/async.js
 synchronously resolve:
 
 ```js
-var resolve = require('resolve');
-var res = resolve.sync('tap', { basedir: __dirname });
+var resolve = require('resolve/sync'); // or, `require('resolve').sync
+var res = resolve('tap', { basedir: __dirname });
 console.log(res);
 ```
 
@@ -41,8 +45,16 @@ $ node example/sync.js
 
 ```js
 var resolve = require('resolve');
+var async = require('resolve/async');
+var sync = require('resolve/sync');
 ```
 
+For both the synchronous and asynchronous methods, errors may have any of the following `err.code` values:
+
+- `MODULE_NOT_FOUND`: the given path string (`id`) could not be resolved to a module
+- `INVALID_BASEDIR`: the specified `opts.basedir` doesn't exist, or is not a directory
+- `INVALID_PACKAGE_MAIN`: a `package.json` was encountered with an invalid `main` property (eg. not a string)
+
 ## resolve(id, opts={}, cb)
 
 Asynchronously resolve the module path string `id` into `cb(err, res [, pkg])`, where `pkg` (if defined) is the data from `package.json`.
@@ -55,18 +67,25 @@ options are:
 
 * opts.extensions - array of file extensions to search in order
 
+* opts.includeCoreModules - set to `false` to exclude node core modules (e.g. `fs`) from the search
+
 * opts.readFile - how to read files asynchronously
 
 * opts.isFile - function to asynchronously test whether a file exists
 
-* opts.isDirectory - function to asynchronously test whether a directory exists
+* opts.isDirectory - function to asynchronously test whether a file exists and is a directory
 
 * opts.realpath - function to asynchronously resolve a potential symlink to its real path
 
+* `opts.readPackage(readFile, pkgfile, cb)` - function to asynchronously read and parse a package.json file
+  * readFile - the passed `opts.readFile` or `fs.readFile` if not specified
+  * pkgfile - path to package.json
+  * cb - callback
+
 * `opts.packageFilter(pkg, pkgfile, dir)` - transform the parsed package.json contents before looking at the "main" field
   * pkg - package data
   * pkgfile - path to package.json
-  * dir - directory for package.json
+  * dir - directory that contains package.json
 
 * `opts.pathFilter(pkg, path, relativePath)` - transform a path within a package
   * pkg - package data
@@ -102,6 +121,7 @@ default `opts` values:
     paths: [],
     basedir: __dirname,
     extensions: ['.js'],
+    includeCoreModules: true,
     readFile: fs.readFile,
     isFile: function isFile(file, cb) {
         fs.stat(file, function (err, stat) {
@@ -122,12 +142,25 @@ default `opts` values:
         });
     },
     realpath: function realpath(file, cb) {
-       var realpath = typeof fs.realpath.native === 'function' ? fs.realpath.native : fs.realpath;
-       realpath(file, function (realPathErr, realPath) {
-           if (realPathErr && realPathErr.code !== 'ENOENT') cb(realPathErr);
-           else cb(null, realPathErr ? file : realPath);
-       });
-   },
+        var realpath = typeof fs.realpath.native === 'function' ? fs.realpath.native : fs.realpath;
+        realpath(file, function (realPathErr, realPath) {
+            if (realPathErr && realPathErr.code !== 'ENOENT') cb(realPathErr);
+            else cb(null, realPathErr ? file : realPath);
+        });
+    },
+    readPackage: function defaultReadPackage(readFile, pkgfile, cb) {
+        readFile(pkgfile, function (readFileErr, body) {
+            if (readFileErr) cb(readFileErr);
+            else {
+                try {
+                    var pkg = JSON.parse(body);
+                    cb(null, pkg);
+                } catch (jsonErr) {
+                    cb(null);
+                }
+            }
+        });
+    },
     moduleDirectory: 'node_modules',
     preserveSymlinks: true
 }
@@ -144,17 +177,23 @@ options are:
 
 * opts.extensions - array of file extensions to search in order
 
-* opts.readFile - how to read files synchronously
+* opts.includeCoreModules - set to `false` to exclude node core modules (e.g. `fs`) from the search
+
+* opts.readFileSync - how to read files synchronously
 
 * opts.isFile - function to synchronously test whether a file exists
 
-* opts.isDirectory - function to synchronously test whether a directory exists
+* opts.isDirectory - function to synchronously test whether a file exists and is a directory
 
 * opts.realpathSync - function to synchronously resolve a potential symlink to its real path
 
+* `opts.readPackageSync(readFileSync, pkgfile)` - function to synchronously read and parse a package.json file
+  * readFileSync - the passed `opts.readFileSync` or `fs.readFileSync` if not specified
+  * pkgfile - path to package.json
+
 * `opts.packageFilter(pkg, dir)` - transform the parsed package.json contents before looking at the "main" field
   * pkg - package data
-  * dir - directory for package.json (Note: the second argument will change to "pkgfile" in v2)
+  * dir - directory that contains package.json (Note: the second argument will change to "pkgfile" in v2)
 
 * `opts.pathFilter(pkg, path, relativePath)` - transform a path within a package
   * pkg - package data
@@ -190,6 +229,7 @@ default `opts` values:
     paths: [],
     basedir: __dirname,
     extensions: ['.js'],
+    includeCoreModules: true,
     readFileSync: fs.readFileSync,
     isFile: function isFile(file) {
         try {
@@ -220,15 +260,18 @@ default `opts` values:
         }
         return file;
     },
+    readPackageSync: function defaultReadPackageSync(readFileSync, pkgfile) {
+        var body = readFileSync(pkgfile);
+        try {
+            var pkg = JSON.parse(body);
+            return pkg;
+        } catch (jsonErr) {}
+    },
     moduleDirectory: 'node_modules',
     preserveSymlinks: true
 }
 ```
 
-## resolve.isCore(pkg)
-
-Return whether a package is in core.
-
 # install
 
 With [npm](https://npmjs.org) do:
@@ -240,3 +283,19 @@ npm install resolve
 # license
 
 MIT
+
+[1]: https://npmjs.org/package/resolve
+[2]: https://versionbadg.es/browserify/resolve.svg
+[5]: https://david-dm.org/browserify/resolve.svg
+[6]: https://david-dm.org/browserify/resolve
+[7]: https://david-dm.org/browserify/resolve/dev-status.svg
+[8]: https://david-dm.org/browserify/resolve#info=devDependencies
+[11]: https://nodei.co/npm/resolve.png?downloads=true&stars=true
+[license-image]: https://img.shields.io/npm/l/resolve.svg
+[license-url]: LICENSE
+[downloads-image]: https://img.shields.io/npm/dm/resolve.svg
+[downloads-url]: https://npm-stat.com/charts.html?package=resolve
+[codecov-image]: https://codecov.io/gh/browserify/resolve/branch/main/graphs/badge.svg
+[codecov-url]: https://app.codecov.io/gh/browserify/resolve/
+[actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/browserify/resolve
+[actions-url]: https://github.com/browserify/resolve/actions

node_modules/resolve/sync.js

@@ -0,0 +1,3 @@
+'use strict';
+
+module.exports = require('./lib/sync');

node_modules/resolve/test/core.js

@@ -1,7 +1,11 @@
 var test = require('tape');
 var keys = require('object-keys');
+var semver = require('semver');
+
 var resolve = require('../');
 
+var brokenNode = semver.satisfies(process.version, '11.11 - 11.13');
+
 test('core modules', function (t) {
     t.test('isCore()', function (st) {
         st.ok(resolve.isCore('fs'));
@@ -22,16 +26,15 @@ test('core modules', function (t) {
 
         for (var i = 0; i < cores.length; ++i) {
             var mod = cores[i];
+            // note: this must be require, not require.resolve, due to https://github.com/nodejs/node/issues/43274
+            var requireFunc = function () { require(mod); }; // eslint-disable-line no-loop-func
+            t.comment(mod + ': ' + resolve.core[mod]);
             if (resolve.core[mod]) {
-                st.doesNotThrow(
-                    function () { require(mod); }, // eslint-disable-line no-loop-func
-                    mod + ' supported; requiring does not throw'
-                );
+                st.doesNotThrow(requireFunc, mod + ' supported; requiring does not throw');
+            } else if (brokenNode) {
+                st.ok(true, 'this version of node is broken: attempting to require things that fail to resolve breaks "home_paths" tests');
             } else {
-                st.throws(
-                    function () { require(mod); }, // eslint-disable-line no-loop-func
-                    mod + ' not supported; requiring throws'
-                );
+                st.throws(requireFunc, mod + ' not supported; requiring throws');
             }
         }
 

node_modules/resolve/test/home_paths.js

@@ -0,0 +1,127 @@
+'use strict';
+
+var fs = require('fs');
+var homedir = require('../lib/homedir');
+var path = require('path');
+
+var test = require('tape');
+var mkdirp = require('mkdirp');
+var rimraf = require('rimraf');
+var mv = require('mv');
+var copyDir = require('copy-dir');
+var tmp = require('tmp');
+
+var HOME = homedir();
+
+var hnm = path.join(HOME, '.node_modules');
+var hnl = path.join(HOME, '.node_libraries');
+
+var resolve = require('../async');
+
+function makeDir(t, dir, cb) {
+    mkdirp(dir, function (err) {
+        if (err) {
+            cb(err);
+        } else {
+            t.teardown(function cleanup() {
+                rimraf.sync(dir);
+            });
+            cb();
+        }
+    });
+}
+
+function makeTempDir(t, dir, cb) {
+    if (fs.existsSync(dir)) {
+        var tmpResult = tmp.dirSync();
+        t.teardown(tmpResult.removeCallback);
+        var backup = path.join(tmpResult.name, path.basename(dir));
+        mv(dir, backup, function (err) {
+            if (err) {
+                cb(err);
+            } else {
+                t.teardown(function () {
+                    mv(backup, dir, cb);
+                });
+                makeDir(t, dir, cb);
+            }
+        });
+    } else {
+        makeDir(t, dir, cb);
+    }
+}
+
+test('homedir module paths', function (t) {
+    t.plan(7);
+
+    makeTempDir(t, hnm, function (err) {
+        t.error(err, 'no error with HNM temp dir');
+        if (err) {
+            return t.end();
+        }
+
+        var bazHNMDir = path.join(hnm, 'baz');
+        var dotMainDir = path.join(hnm, 'dot_main');
+        copyDir.sync(path.join(__dirname, 'resolver/baz'), bazHNMDir);
+        copyDir.sync(path.join(__dirname, 'resolver/dot_main'), dotMainDir);
+
+        var bazPkg = { name: 'baz', main: 'quux.js' };
+        var dotMainPkg = { main: 'index' };
+
+        var bazHNMmain = path.join(bazHNMDir, 'quux.js');
+        t.equal(require.resolve('baz'), bazHNMmain, 'sanity check: require.resolve finds HNM `baz`');
+        var dotMainMain = path.join(dotMainDir, 'index.js');
+        t.equal(require.resolve('dot_main'), dotMainMain, 'sanity check: require.resolve finds `dot_main`');
+
+        makeTempDir(t, hnl, function (err) {
+            t.error(err, 'no error with HNL temp dir');
+            if (err) {
+                return t.end();
+            }
+            var bazHNLDir = path.join(hnl, 'baz');
+            copyDir.sync(path.join(__dirname, 'resolver/baz'), bazHNLDir);
+
+            var dotSlashMainDir = path.join(hnl, 'dot_slash_main');
+            var dotSlashMainMain = path.join(dotSlashMainDir, 'index.js');
+            var dotSlashMainPkg = { main: 'index' };
+            copyDir.sync(path.join(__dirname, 'resolver/dot_slash_main'), dotSlashMainDir);
+
+            t.equal(require.resolve('baz'), bazHNMmain, 'sanity check: require.resolve finds HNM `baz`');
+            t.equal(require.resolve('dot_slash_main'), dotSlashMainMain, 'sanity check: require.resolve finds HNL `dot_slash_main`');
+
+            t.test('with temp dirs', function (st) {
+                st.plan(3);
+
+                st.test('just in `$HOME/.node_modules`', function (s2t) {
+                    s2t.plan(3);
+
+                    resolve('dot_main', function (err, res, pkg) {
+                        s2t.error(err, 'no error resolving `dot_main`');
+                        s2t.equal(res, dotMainMain, '`dot_main` resolves in `$HOME/.node_modules`');
+                        s2t.deepEqual(pkg, dotMainPkg);
+                    });
+                });
+
+                st.test('just in `$HOME/.node_libraries`', function (s2t) {
+                    s2t.plan(3);
+
+                    resolve('dot_slash_main', function (err, res, pkg) {
+                        s2t.error(err, 'no error resolving `dot_slash_main`');
+                        s2t.equal(res, dotSlashMainMain, '`dot_slash_main` resolves in `$HOME/.node_libraries`');
+                        s2t.deepEqual(pkg, dotSlashMainPkg);
+                    });
+                });
+
+                st.test('in `$HOME/.node_libraries` and `$HOME/.node_modules`', function (s2t) {
+                    s2t.plan(3);
+
+                    resolve('baz', function (err, res, pkg) {
+                        s2t.error(err, 'no error resolving `baz`');
+                        s2t.equal(res, bazHNMmain, '`baz` resolves in `$HOME/.node_modules` when in both');
+                        s2t.deepEqual(pkg, bazPkg);
+                    });
+                });
+            });
+        });
+    });
+});

node_modules/resolve/test/home_paths_sync.js

@@ -0,0 +1,114 @@
+'use strict';
+
+var fs = require('fs');
+var homedir = require('../lib/homedir');
+var path = require('path');
+
+var test = require('tape');
+var mkdirp = require('mkdirp');
+var rimraf = require('rimraf');
+var mv = require('mv');
+var copyDir = require('copy-dir');
+var tmp = require('tmp');
+
+var HOME = homedir();
+
+var hnm = path.join(HOME, '.node_modules');
+var hnl = path.join(HOME, '.node_libraries');
+
+var resolve = require('../sync');
+
+function makeDir(t, dir, cb) {
+    mkdirp(dir, function (err) {
+        if (err) {
+            cb(err);
+        } else {
+            t.teardown(function cleanup() {
+                rimraf.sync(dir);
+            });
+            cb();
+        }
+    });
+}
+
+function makeTempDir(t, dir, cb) {
+    if (fs.existsSync(dir)) {
+        var tmpResult = tmp.dirSync();
+        t.teardown(tmpResult.removeCallback);
+        var backup = path.join(tmpResult.name, path.basename(dir));
+        mv(dir, backup, function (err) {
+            if (err) {
+                cb(err);
+            } else {
+                t.teardown(function () {
+                    mv(backup, dir, cb);
+                });
+                makeDir(t, dir, cb);
+            }
+        });
+    } else {
+        makeDir(t, dir, cb);
+    }
+}
+
+test('homedir module paths', function (t) {
+    t.plan(7);
+
+    makeTempDir(t, hnm, function (err) {
+        t.error(err, 'no error with HNM temp dir');
+        if (err) {
+            return t.end();
+        }
+
+        var bazHNMDir = path.join(hnm, 'baz');
+        var dotMainDir = path.join(hnm, 'dot_main');
+        copyDir.sync(path.join(__dirname, 'resolver/baz'), bazHNMDir);
+        copyDir.sync(path.join(__dirname, 'resolver/dot_main'), dotMainDir);
+
+        var bazHNMmain = path.join(bazHNMDir, 'quux.js');
+        t.equal(require.resolve('baz'), bazHNMmain, 'sanity check: require.resolve finds HNM `baz`');
+        var dotMainMain = path.join(dotMainDir, 'index.js');
+        t.equal(require.resolve('dot_main'), dotMainMain, 'sanity check: require.resolve finds `dot_main`');
+
+        makeTempDir(t, hnl, function (err) {
+            t.error(err, 'no error with HNL temp dir');
+            if (err) {
+                return t.end();
+            }
+            var bazHNLDir = path.join(hnl, 'baz');
+            copyDir.sync(path.join(__dirname, 'resolver/baz'), bazHNLDir);
+
+            var dotSlashMainDir = path.join(hnl, 'dot_slash_main');
+            var dotSlashMainMain = path.join(dotSlashMainDir, 'index.js');
+            copyDir.sync(path.join(__dirname, 'resolver/dot_slash_main'), dotSlashMainDir);
+
+            t.equal(require.resolve('baz'), bazHNMmain, 'sanity check: require.resolve finds HNM `baz`');
+            t.equal(require.resolve('dot_slash_main'), dotSlashMainMain, 'sanity check: require.resolve finds HNL `dot_slash_main`');
+
+            t.test('with temp dirs', function (st) {
+                st.plan(3);
+
+                st.test('just in `$HOME/.node_modules`', function (s2t) {
+                    s2t.plan(1);
+
+                    var res = resolve('dot_main');
+                    s2t.equal(res, dotMainMain, '`dot_main` resolves in `$HOME/.node_modules`');
+                });
+
+                st.test('just in `$HOME/.node_libraries`', function (s2t) {
+                    s2t.plan(1);
+
+                    var res = resolve('dot_slash_main');
+                    s2t.equal(res, dotSlashMainMain, '`dot_slash_main` resolves in `$HOME/.node_libraries`');
+                });
+
+                st.test('in `$HOME/.node_libraries` and `$HOME/.node_modules`', function (s2t) {
+                    s2t.plan(1);
+
+                    var res = resolve('baz');
+                    s2t.equal(res, bazHNMmain, '`baz` resolves in `$HOME/.node_modules` when in both');
+                });
+            });
+        });
+    });
+});

node_modules/resolve/test/mock.js

@@ -237,3 +237,79 @@ test('symlinked', function (t) {
         t.equal(pkg, undefined);
     });
 });
+
+test('readPackage', function (t) {
+    t.plan(3);
+
+    var files = {};
+    files[path.resolve('/foo/node_modules/bar/something-else.js')] = 'beep';
+    files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({
+        main: './baz.js'
+    });
+    files[path.resolve('/foo/node_modules/bar/baz.js')] = 'boop';
+
+    var dirs = {};
+    dirs[path.resolve('/foo')] = true;
+    dirs[path.resolve('/foo/node_modules')] = true;
+
+    function opts(basedir) {
+        return {
+            basedir: path.resolve(basedir),
+            isFile: function (file, cb) {
+                cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file)));
+            },
+            isDirectory: function (dir, cb) {
+                cb(null, !!dirs[path.resolve(dir)]);
+            },
+            'package': { main: 'bar' },
+            readFile: function (file, cb) {
+                cb(null, files[path.resolve(file)]);
+            },
+            realpath: function (file, cb) {
+                cb(null, file);
+            }
+        };
+    }
+
+    t.test('with readFile', function (st) {
+        st.plan(3);
+
+        resolve('bar', opts('/foo'), function (err, res, pkg) {
+            st.error(err);
+            st.equal(res, path.resolve('/foo/node_modules/bar/baz.js'));
+            st.equal(pkg && pkg.main, './baz.js');
+        });
+    });
+
+    var readPackage = function (readFile, file, cb) {
+        var barPackage = path.join('bar', 'package.json');
+        if (file.slice(-barPackage.length) === barPackage) {
+            cb(null, { main: './something-else.js' });
+        } else {
+            cb(null, JSON.parse(files[path.resolve(file)]));
+        }
+    };
+
+    t.test('with readPackage', function (st) {
+        st.plan(3);
+
+        var options = opts('/foo');
+        delete options.readFile;
+        options.readPackage = readPackage;
+        resolve('bar', options, function (err, res, pkg) {
+            st.error(err);
+            st.equal(res, path.resolve('/foo/node_modules/bar/something-else.js'));
+            st.equal(pkg && pkg.main, './something-else.js');
+        });
+    });
+
+    t.test('with readFile and readPackage', function (st) {
+        st.plan(1);
+
+        var options = opts('/foo');
+        options.readPackage = readPackage;
+        resolve('bar', options, function (err) {
+            st.throws(function () { throw err; }, TypeError, 'errors when both readFile and readPackage are provided');
+        });
+    });
+});

node_modules/resolve/test/mock_sync.js

@@ -122,9 +122,8 @@ test('symlinked', function (t) {
                     var dir = path.dirname(resolved);
                     var base = path.basename(resolved);
                     return path.join(dir, 'symlinked', base);
-                } else {
-                    return path.join(resolved, 'symlinked');
                 }
+                return path.join(resolved, 'symlinked');
             }
         };
     }
@@ -139,3 +138,77 @@ test('symlinked', function (t) {
         path.resolve('/foo/bar/symlinked/baz.js')
     );
 });
+
+test('readPackageSync', function (t) {
+    t.plan(3);
+
+    var files = {};
+    files[path.resolve('/foo/node_modules/bar/something-else.js')] = 'beep';
+    files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({
+        main: './baz.js'
+    });
+    files[path.resolve('/foo/node_modules/bar/baz.js')] = 'boop';
+
+    var dirs = {};
+    dirs[path.resolve('/foo')] = true;
+    dirs[path.resolve('/foo/node_modules')] = true;
+
+    function opts(basedir, useReadPackage) {
+        return {
+            basedir: path.resolve(basedir),
+            isFile: function (file) {
+                return Object.prototype.hasOwnProperty.call(files, path.resolve(file));
+            },
+            isDirectory: function (dir) {
+                return !!dirs[path.resolve(dir)];
+            },
+            readFileSync: useReadPackage ? null : function (file) {
+                return files[path.resolve(file)];
+            },
+            realpathSync: function (file) {
+                return file;
+            }
+        };
+    }
+    t.test('with readFile', function (st) {
+        st.plan(1);
+
+        st.equal(
+            resolve.sync('bar', opts('/foo')),
+            path.resolve('/foo/node_modules/bar/baz.js')
+        );
+    });
+
+    var readPackageSync = function (readFileSync, file) {
+        if (file.indexOf(path.join('bar', 'package.json')) >= 0) {
+            return { main: './something-else.js' };
+        }
+        return JSON.parse(files[path.resolve(file)]);
+    };
+
+    t.test('with readPackage', function (st) {
+        st.plan(1);
+
+        var options = opts('/foo');
+        delete options.readFileSync;
+        options.readPackageSync = readPackageSync;
+
+        st.equal(
+            resolve.sync('bar', options),
+            path.resolve('/foo/node_modules/bar/something-else.js')
+        );
+    });
+
+    t.test('with readFile and readPackage', function (st) {
+        st.plan(1);
+
+        var options = opts('/foo');
+        options.readPackageSync = readPackageSync;
+        st.throws(
+            function () { resolve.sync('bar', options); },
+            TypeError,
+            'errors when both readFile and readPackage are provided'
+        );
+    });
+});
+

node_modules/resolve/test/node_path.js

@@ -63,7 +63,7 @@ test('$NODE_PATH', function (t) {
         basedir: path.join(__dirname, 'node_path/x'),
         isDirectory: isDir
     }, function (err, res) {
-        var root = require('tap/package.json').main;
+        var root = require('tap/package.json').main; // eslint-disable-line global-require
         t.error(err);
         t.equal(res, path.resolve(__dirname, '..', 'node_modules/tap', root), 'tap resolves');
     });

node_modules/resolve/test/resolver.js

@@ -1,6 +1,12 @@
 var path = require('path');
 var test = require('tape');
 var resolve = require('../');
+var async = require('../async');
+
+test('`./async` entry point', function (t) {
+    t.equal(resolve, async, '`./async` entry point is the same as `main`');
+    t.end();
+});
 
 test('async foo', function (t) {
     t.plan(12);
@@ -284,11 +290,60 @@ test('incorrect main', function (t) {
     });
 });
 
+test('missing index', function (t) {
+    t.plan(2);
+
+    var resolverDir = path.join(__dirname, 'resolver');
+    resolve('./missing_index', { basedir: resolverDir }, function (err, res, pkg) {
+        t.ok(err instanceof Error);
+        t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+    });
+});
+
+test('missing main', function (t) {
+    t.plan(1);
+
+    var resolverDir = path.join(__dirname, 'resolver');
+
+    resolve('./missing_main', { basedir: resolverDir }, function (err, res, pkg) {
+        t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+    });
+});
+
+test('null main', function (t) {
+    t.plan(1);
+
+    var resolverDir = path.join(__dirname, 'resolver');
+
+    resolve('./null_main', { basedir: resolverDir }, function (err, res, pkg) {
+        t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+    });
+});
+
+test('main: false', function (t) {
+    t.plan(2);
+
+    var basedir = path.join(__dirname, 'resolver');
+    var dir = path.join(basedir, 'false_main');
+    resolve('./false_main', { basedir: basedir }, function (err, res, pkg) {
+        if (err) t.fail(err);
+        t.equal(
+            res,
+            path.join(dir, 'index.js'),
+            '`"main": false`: resolves to `index.js`'
+        );
+        t.deepEqual(pkg, {
+            name: 'false_main',
+            main: false
+        });
+    });
+});
+
 test('without basedir', function (t) {
     t.plan(1);
 
     var dir = path.join(__dirname, 'resolver/without_basedir');
-    var tester = require(path.join(dir, 'main.js'));
+    var tester = require(path.join(dir, 'main.js')); // eslint-disable-line global-require
 
     tester(t, function (err, res, pkg) {
         if (err) {
@@ -404,7 +459,7 @@ test('non-string "main" field in package.json', function (t) {
     var dir = path.join(__dirname, 'resolver');
     resolve('./invalid_main', { basedir: dir }, function (err, res, pkg) {
         t.ok(err, 'errors on non-string main');
-        t.equal(err.message, 'package “invalid main” `main` must be a string');
+        t.equal(err.message, 'package “invalid_main” `main` must be a string');
         t.equal(err.code, 'INVALID_PACKAGE_MAIN');
         t.equal(res, undefined, 'res is undefined');
         t.equal(pkg, undefined, 'pkg is undefined');
@@ -417,7 +472,7 @@ test('non-string "main" field in package.json', function (t) {
     var dir = path.join(__dirname, 'resolver');
     resolve('./invalid_main', { basedir: dir }, function (err, res, pkg) {
         t.ok(err, 'errors on non-string main');
-        t.equal(err.message, 'package “invalid main” `main` must be a string');
+        t.equal(err.message, 'package “invalid_main” `main` must be a string');
         t.equal(err.code, 'INVALID_PACKAGE_MAIN');
         t.equal(res, undefined, 'res is undefined');
         t.equal(pkg, undefined, 'pkg is undefined');
@@ -448,3 +503,93 @@ test('browser field in package.json', function (t) {
         }
     );
 });
+
+test('absolute paths', function (t) {
+    t.plan(4);
+
+    var extensionless = __filename.slice(0, -path.extname(__filename).length);
+
+    resolve(__filename, function (err, res) {
+        t.equal(
+            res,
+            __filename,
+            'absolute path to this file resolves'
+        );
+    });
+    resolve(extensionless, function (err, res) {
+        t.equal(
+            res,
+            __filename,
+            'extensionless absolute path to this file resolves'
+        );
+    });
+    resolve(__filename, { basedir: process.cwd() }, function (err, res) {
+        t.equal(
+            res,
+            __filename,
+            'absolute path to this file with a basedir resolves'
+        );
+    });
+    resolve(extensionless, { basedir: process.cwd() }, function (err, res) {
+        t.equal(
+            res,
+            __filename,
+            'extensionless absolute path to this file with a basedir resolves'
+        );
+    });
+});
+
+test('malformed package.json', function (t) {
+    /* eslint operator-linebreak: ["error", "before"], function-paren-newline: "off" */
+    t.plan(
+        (3 * 3) // 3 sets of 3 assertions in the final callback
+        + 2 // 1 readPackage call with malformed package.json
+    );
+
+    var basedir = path.join(__dirname, 'resolver/malformed_package_json');
+    var expected = path.join(basedir, 'index.js');
+
+    resolve('./index.js', { basedir: basedir }, function (err, res, pkg) {
+        t.error(err, 'no error');
+        t.equal(res, expected, 'malformed package.json is silently ignored');
+        t.equal(pkg, undefined, 'malformed package.json gives an undefined `pkg` argument');
+    });
+
+    resolve(
+        './index.js',
+        {
+            basedir: basedir,
+            packageFilter: function (pkg, pkgfile, dir) {
+                t.fail('should not reach here');
+            }
+        },
+        function (err, res, pkg) {
+            t.error(err, 'with packageFilter: no error');
+            t.equal(res, expected, 'with packageFilter: malformed package.json is silently ignored');
+            t.equal(pkg, undefined, 'with packageFilter: malformed package.json gives an undefined `pkg` argument');
+        }
+    );
+
+    resolve(
+        './index.js',
+        {
+            basedir: basedir,
+            readPackage: function (readFile, pkgfile, cb) {
+                t.equal(pkgfile, path.join(basedir, 'package.json'), 'readPackageSync: `pkgfile` is package.json path');
+                readFile(pkgfile, function (err, result) {
+                    try {
+                        cb(null, JSON.parse(result));
+                    } catch (e) {
+                        t.ok(e instanceof SyntaxError, 'readPackage: malformed package.json parses as a syntax error');
+                        cb(null);
+                    }
+                });
+            }
+        },
+        function (err, res, pkg) {
+            t.error(err, 'with readPackage: no error');
+            t.equal(res, expected, 'with readPackage: malformed package.json is silently ignored');
+            t.equal(pkg, undefined, 'with readPackage: malformed package.json gives an undefined `pkg` argument');
+        }
+    );
+});

node_modules/resolve/test/resolver/false_main/package.json

@@ -0,0 +1,4 @@
+{
+	"name": "false_main",
+	"main": false
+}

node_modules/resolve/test/resolver/invalid_main/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "invalid main",
+  "name": "invalid_main",
   "main": [
     "why is this a thing",
     "srsly omg wtf"

node_modules/resolve/test/resolver/malformed_package_json/package.json

@@ -0,0 +1 @@
+{

node_modules/resolve/test/resolver_sync.js

@@ -1,19 +1,46 @@
 var path = require('path');
+var fs = require('fs');
 var test = require('tape');
+
 var resolve = require('../');
+var sync = require('../sync');
+
+var requireResolveSupportsPaths = require.resolve.length > 1
+    && !(/^v12\.[012]\./).test(process.version); // broken in v12.0-12.2, see https://github.com/nodejs/node/issues/27794
+
+test('`./sync` entry point', function (t) {
+    t.equal(resolve.sync, sync, '`./sync` entry point is the same as `.sync` on `main`');
+    t.end();
+});
 
 test('foo', function (t) {
     var dir = path.join(__dirname, 'resolver');
 
     t.equal(
         resolve.sync('./foo', { basedir: dir }),
-        path.join(dir, 'foo.js')
+        path.join(dir, 'foo.js'),
+        './foo'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./foo', { basedir: dir }),
+            require.resolve('./foo', { paths: [dir] }),
+            './foo: resolve.sync === require.resolve'
+        );
+    }
 
     t.equal(
         resolve.sync('./foo.js', { basedir: dir }),
-        path.join(dir, 'foo.js')
+        path.join(dir, 'foo.js'),
+        './foo.js'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./foo.js', { basedir: dir }),
+            require.resolve('./foo.js', { paths: [dir] }),
+            './foo.js: resolve.sync === require.resolve'
+        );
+    }
 
     t.equal(
         resolve.sync('./foo.js', { basedir: dir, filename: path.join(dir, 'bar.js') }),
@@ -41,10 +68,21 @@ test('foo', function (t) {
 test('bar', function (t) {
     var dir = path.join(__dirname, 'resolver');
 
+    var basedir = path.join(dir, 'bar');
+
     t.equal(
-        resolve.sync('foo', { basedir: path.join(dir, 'bar') }),
-        path.join(dir, 'bar/node_modules/foo/index.js')
+        resolve.sync('foo', { basedir: basedir }),
+        path.join(dir, 'bar/node_modules/foo/index.js'),
+        'foo in bar'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('foo', { basedir: basedir }),
+            require.resolve('foo', { paths: [basedir] }),
+            'foo in bar: resolve.sync === require.resolve'
+        );
+    }
+
     t.end();
 });
 
@@ -53,52 +91,98 @@ test('baz', function (t) {
 
     t.equal(
         resolve.sync('./baz', { basedir: dir }),
-        path.join(dir, 'baz/quux.js')
+        path.join(dir, 'baz/quux.js'),
+        './baz'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./baz', { basedir: dir }),
+            require.resolve('./baz', { paths: [dir] }),
+            './baz: resolve.sync === require.resolve'
+        );
+    }
+
     t.end();
 });
 
 test('biz', function (t) {
     var dir = path.join(__dirname, 'resolver/biz/node_modules');
+
     t.equal(
         resolve.sync('./grux', { basedir: dir }),
         path.join(dir, 'grux/index.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./grux', { basedir: dir }),
+            require.resolve('./grux', { paths: [dir] }),
+            './grux: resolve.sync === require.resolve'
+        );
+    }
 
+    var tivDir = path.join(dir, 'grux');
     t.equal(
-        resolve.sync('tiv', { basedir: path.join(dir, 'grux') }),
+        resolve.sync('tiv', { basedir: tivDir }),
         path.join(dir, 'tiv/index.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('tiv', { basedir: tivDir }),
+            require.resolve('tiv', { paths: [tivDir] }),
+            'tiv: resolve.sync === require.resolve'
+        );
+    }
 
+    var gruxDir = path.join(dir, 'tiv');
     t.equal(
-        resolve.sync('grux', { basedir: path.join(dir, 'tiv') }),
+        resolve.sync('grux', { basedir: gruxDir }),
         path.join(dir, 'grux/index.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('grux', { basedir: gruxDir }),
+            require.resolve('grux', { paths: [gruxDir] }),
+            'grux: resolve.sync === require.resolve'
+        );
+    }
+
     t.end();
 });
 
 test('normalize', function (t) {
     var dir = path.join(__dirname, 'resolver/biz/node_modules/grux');
+
     t.equal(
         resolve.sync('../grux', { basedir: dir }),
         path.join(dir, 'index.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('../grux', { basedir: dir }),
+            require.resolve('../grux', { paths: [dir] }),
+            '../grux: resolve.sync === require.resolve'
+        );
+    }
+
     t.end();
 });
 
 test('cup', function (t) {
     var dir = path.join(__dirname, 'resolver');
+
     t.equal(
         resolve.sync('./cup', {
             basedir: dir,
             extensions: ['.js', '.coffee']
         }),
-        path.join(dir, 'cup.coffee')
+        path.join(dir, 'cup.coffee'),
+        './cup -> ./cup.coffee'
     );
 
     t.equal(
         resolve.sync('./cup.coffee', { basedir: dir }),
-        path.join(dir, 'cup.coffee')
+        path.join(dir, 'cup.coffee'),
+        './cup.coffee'
     );
 
     t.throws(function () {
@@ -108,22 +192,40 @@ test('cup', function (t) {
         });
     });
 
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./cup.coffee', { basedir: dir, extensions: ['.js', '.coffee'] }),
+            require.resolve('./cup.coffee', { paths: [dir] }),
+            './cup.coffee: resolve.sync === require.resolve'
+        );
+    }
+
     t.end();
 });
 
 test('mug', function (t) {
     var dir = path.join(__dirname, 'resolver');
+
     t.equal(
         resolve.sync('./mug', { basedir: dir }),
-        path.join(dir, 'mug.js')
+        path.join(dir, 'mug.js'),
+        './mug -> ./mug.js'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./mug', { basedir: dir }),
+            require.resolve('./mug', { paths: [dir] }),
+            './mug: resolve.sync === require.resolve'
+        );
+    }
 
     t.equal(
         resolve.sync('./mug', {
             basedir: dir,
             extensions: ['.coffee', '.js']
         }),
-        path.join(dir, 'mug.coffee')
+        path.join(dir, 'mug.coffee'),
+        './mug -> ./mug.coffee'
     );
 
     t.equal(
@@ -131,7 +233,8 @@ test('mug', function (t) {
             basedir: dir,
             extensions: ['.js', '.coffee']
         }),
-        path.join(dir, 'mug.js')
+        path.join(dir, 'mug.js'),
+        './mug -> ./mug.js'
     );
 
     t.end();
@@ -195,12 +298,99 @@ test('incorrect main', function (t) {
         resolve.sync('./incorrect_main', { basedir: resolverDir }),
         path.join(dir, 'index.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./incorrect_main', { basedir: resolverDir }),
+            require.resolve('./incorrect_main', { paths: [resolverDir] }),
+            './incorrect_main: resolve.sync === require.resolve'
+        );
+    }
+
+    t.end();
+});
+
+test('missing index', function (t) {
+    t.plan(requireResolveSupportsPaths ? 2 : 1);
+
+    var resolverDir = path.join(__dirname, 'resolver');
+    try {
+        resolve.sync('./missing_index', { basedir: resolverDir });
+        t.fail('did not fail');
+    } catch (err) {
+        t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+    }
+    if (requireResolveSupportsPaths) {
+        try {
+            require.resolve('./missing_index', { basedir: resolverDir });
+            t.fail('require.resolve did not fail');
+        } catch (err) {
+            t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+        }
+    }
+});
+
+test('missing main', function (t) {
+    var resolverDir = path.join(__dirname, 'resolver');
+
+    try {
+        resolve.sync('./missing_main', { basedir: resolverDir });
+        t.fail('require.resolve did not fail');
+    } catch (err) {
+        t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+    }
+    if (requireResolveSupportsPaths) {
+        try {
+            resolve.sync('./missing_main', { basedir: resolverDir });
+            t.fail('require.resolve did not fail');
+        } catch (err) {
+            t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+        }
+    }
+
+    t.end();
+});
+
+test('null main', function (t) {
+    var resolverDir = path.join(__dirname, 'resolver');
+
+    try {
+        resolve.sync('./null_main', { basedir: resolverDir });
+        t.fail('require.resolve did not fail');
+    } catch (err) {
+        t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+    }
+    if (requireResolveSupportsPaths) {
+        try {
+            resolve.sync('./null_main', { basedir: resolverDir });
+            t.fail('require.resolve did not fail');
+        } catch (err) {
+            t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error has correct error code');
+        }
+    }
+
+    t.end();
+});
+
+test('main: false', function (t) {
+    var basedir = path.join(__dirname, 'resolver');
+    var dir = path.join(basedir, 'false_main');
+    t.equal(
+        resolve.sync('./false_main', { basedir: basedir }),
+        path.join(dir, 'index.js'),
+        '`"main": false`: resolves to `index.js`'
+    );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./false_main', { basedir: basedir }),
+            require.resolve('./false_main', { paths: [basedir] }),
+            '`"main": false`: resolve.sync === require.resolve'
+        );
+    }
 
     t.end();
 });
 
 var stubStatSync = function stubStatSync(fn) {
-    var fs = require('fs');
     var statSync = fs.statSync;
     try {
         fs.statSync = function () {
@@ -226,29 +416,66 @@ test('#79 - re-throw non ENOENT errors from stat', function (t) {
 
 test('#52 - incorrectly resolves module-paths like "./someFolder/" when there is a file of the same name', function (t) {
     var dir = path.join(__dirname, 'resolver');
+    var basedir = path.join(dir, 'same_names');
 
     t.equal(
-        resolve.sync('./foo', { basedir: path.join(dir, 'same_names') }),
+        resolve.sync('./foo', { basedir: basedir }),
         path.join(dir, 'same_names/foo.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./foo', { basedir: basedir }),
+            require.resolve('./foo', { paths: [basedir] }),
+            './foo: resolve.sync === require.resolve'
+        );
+    }
+
     t.equal(
-        resolve.sync('./foo/', { basedir: path.join(dir, 'same_names') }),
+        resolve.sync('./foo/', { basedir: basedir }),
         path.join(dir, 'same_names/foo/index.js')
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./foo/', { basedir: basedir }),
+            require.resolve('./foo/', { paths: [basedir] }),
+            './foo/: resolve.sync === require.resolve'
+        );
+    }
+
     t.end();
 });
 
 test('#211 - incorrectly resolves module-paths like "." when from inside a folder with a sibling file of the same name', function (t) {
     var dir = path.join(__dirname, 'resolver');
+    var basedir = path.join(dir, 'same_names/foo');
 
     t.equal(
-        resolve.sync('./', { basedir: path.join(dir, 'same_names/foo') }),
-        path.join(dir, 'same_names/foo/index.js')
+        resolve.sync('./', { basedir: basedir }),
+        path.join(dir, 'same_names/foo/index.js'),
+        './'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./', { basedir: basedir }),
+            require.resolve('./', { paths: [basedir] }),
+            './: resolve.sync === require.resolve'
+        );
+    }
+
     t.equal(
-        resolve.sync('.', { basedir: path.join(dir, 'same_names/foo') }),
-        path.join(dir, 'same_names/foo/index.js')
+        resolve.sync('.', { basedir: basedir }),
+        path.join(dir, 'same_names/foo/index.js'),
+        '.'
     );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('.', { basedir: basedir }),
+            require.resolve('.', { paths: [basedir] }),
+            '.: resolve.sync === require.resolve',
+            { todo: true }
+        );
+    }
+
     t.end();
 });
 
@@ -261,6 +488,12 @@ test('sync: #121 - treating an existing file as a dir when no basedir', function
             __filename,
             'sanity check'
         );
+        st.equal(
+            resolve.sync('./' + testFile),
+            require.resolve('./' + testFile),
+            'sanity check: resolve.sync === require.resolve'
+        );
+
         st.end();
     });
 
@@ -288,15 +521,38 @@ test('sync: #121 - treating an existing file as a dir when no basedir', function
 
 test('sync dot main', function (t) {
     var start = new Date();
-    t.equal(resolve.sync('./resolver/dot_main'), path.join(__dirname, 'resolver/dot_main/index.js'));
+
+    t.equal(
+        resolve.sync('./resolver/dot_main'),
+        path.join(__dirname, 'resolver/dot_main/index.js'),
+        './resolver/dot_main'
+    );
+    t.equal(
+        resolve.sync('./resolver/dot_main'),
+        require.resolve('./resolver/dot_main'),
+        './resolver/dot_main: resolve.sync === require.resolve'
+    );
+
     t.ok(new Date() - start < 50, 'resolve.sync timedout');
+
     t.end();
 });
 
 test('sync dot slash main', function (t) {
     var start = new Date();
-    t.equal(resolve.sync('./resolver/dot_slash_main'), path.join(__dirname, 'resolver/dot_slash_main/index.js'));
+
+    t.equal(
+        resolve.sync('./resolver/dot_slash_main'),
+        path.join(__dirname, 'resolver/dot_slash_main/index.js')
+    );
+    t.equal(
+        resolve.sync('./resolver/dot_slash_main'),
+        require.resolve('./resolver/dot_slash_main'),
+        './resolver/dot_slash_main: resolve.sync === require.resolve'
+    );
+
     t.ok(new Date() - start < 50, 'resolve.sync timedout');
+
     t.end();
 });
 
@@ -321,7 +577,7 @@ test('non-string "main" field in package.json', function (t) {
         t.fail('should not get here');
     } catch (err) {
         t.ok(err, 'errors on non-string main');
-        t.equal(err.message, 'package “invalid main” `main` must be a string');
+        t.equal(err.message, 'package “invalid_main” `main` must be a string');
         t.equal(err.code, 'INVALID_PACKAGE_MAIN');
     }
     t.end();
@@ -335,7 +591,7 @@ test('non-string "main" field in package.json', function (t) {
         t.fail('should not get here');
     } catch (err) {
         t.ok(err, 'errors on non-string main');
-        t.equal(err.message, 'package “invalid main” `main` must be a string');
+        t.equal(err.message, 'package “invalid_main” `main` must be a string');
         t.equal(err.code, 'INVALID_PACKAGE_MAIN');
     }
     t.end();
@@ -356,3 +612,115 @@ test('browser field in package.json', function (t) {
     t.equal(res, path.join(dir, 'browser_field', 'b.js'));
     t.end();
 });
+
+test('absolute paths', function (t) {
+    var extensionless = __filename.slice(0, -path.extname(__filename).length);
+
+    t.equal(
+        resolve.sync(__filename),
+        __filename,
+        'absolute path to this file resolves'
+    );
+    t.equal(
+        resolve.sync(__filename),
+        require.resolve(__filename),
+        'absolute path to this file: resolve.sync === require.resolve'
+    );
+
+    t.equal(
+        resolve.sync(extensionless),
+        __filename,
+        'extensionless absolute path to this file resolves'
+    );
+    t.equal(
+        resolve.sync(__filename),
+        require.resolve(__filename),
+        'absolute path to this file: resolve.sync === require.resolve'
+    );
+
+    t.equal(
+        resolve.sync(__filename, { basedir: process.cwd() }),
+        __filename,
+        'absolute path to this file with a basedir resolves'
+    );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync(__filename, { basedir: process.cwd() }),
+            require.resolve(__filename, { paths: [process.cwd()] }),
+            'absolute path to this file + basedir: resolve.sync === require.resolve'
+        );
+    }
+
+    t.equal(
+        resolve.sync(extensionless, { basedir: process.cwd() }),
+        __filename,
+        'extensionless absolute path to this file with a basedir resolves'
+    );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync(extensionless, { basedir: process.cwd() }),
+            require.resolve(extensionless, { paths: [process.cwd()] }),
+            'extensionless absolute path to this file + basedir: resolve.sync === require.resolve'
+        );
+    }
+
+    t.end();
+});
+
+test('malformed package.json', function (t) {
+    t.plan(5 + (requireResolveSupportsPaths ? 1 : 0));
+
+    var basedir = path.join(__dirname, 'resolver/malformed_package_json');
+    var expected = path.join(basedir, 'index.js');
+
+    t.equal(
+        resolve.sync('./index.js', { basedir: basedir }),
+        expected,
+        'malformed package.json is silently ignored'
+    );
+    if (requireResolveSupportsPaths) {
+        t.equal(
+            resolve.sync('./index.js', { basedir: basedir }),
+            require.resolve('./index.js', { paths: [basedir] }),
+            'malformed package.json: resolve.sync === require.resolve'
+        );
+    }
+
+    var res1 = resolve.sync(
+        './index.js',
+        {
+            basedir: basedir,
+            packageFilter: function (pkg, pkgfile, dir) {
+                t.fail('should not reach here');
+            }
+        }
+    );
+
+    t.equal(
+        res1,
+        expected,
+        'with packageFilter: malformed package.json is silently ignored'
+    );
+
+    var res2 = resolve.sync(
+        './index.js',
+        {
+            basedir: basedir,
+            readPackageSync: function (readFileSync, pkgfile) {
+                t.equal(pkgfile, path.join(basedir, 'package.json'), 'readPackageSync: `pkgfile` is package.json path');
+                var result = String(readFileSync(pkgfile));
+                try {
+                    return JSON.parse(result);
+                } catch (e) {
+                    t.ok(e instanceof SyntaxError, 'readPackageSync: malformed package.json parses as a syntax error');
+                }
+            }
+        }
+    );
+
+    t.equal(
+        res2,
+        expected,
+        'with readPackageSync: malformed package.json is silently ignored'
+    );
+});

node_modules/resolve/test/shadowed_core.js

@@ -36,3 +36,19 @@ test('shadowed core modules return shadow when appending `/` [sync]', function (
     t.equal(res, path.join(__dirname, 'shadowed_core/node_modules/util/index.js'));
 });
 
+test('shadowed core modules return shadow with `includeCoreModules: false`', function (t) {
+    t.plan(2);
+
+    resolve('util', { basedir: path.join(__dirname, 'shadowed_core'), includeCoreModules: false }, function (err, res) {
+        t.ifError(err);
+        t.equal(res, path.join(__dirname, 'shadowed_core/node_modules/util/index.js'));
+    });
+});
+
+test('shadowed core modules return shadow with `includeCoreModules: false` [sync]', function (t) {
+    t.plan(1);
+
+    var res = resolve.sync('util', { basedir: path.join(__dirname, 'shadowed_core'), includeCoreModules: false });
+
+    t.equal(res, path.join(__dirname, 'shadowed_core/node_modules/util/index.js'));
+});

node_modules/resolve/test/symlinks.js

@@ -68,7 +68,10 @@ test('sync symlink when preserveSymlinks = true', function (t) {
 test('sync symlink', function (t) {
     var start = new Date();
     t.doesNotThrow(function () {
-        t.equal(resolve.sync('foo', { basedir: symlinkDir, preserveSymlinks: false }), path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'foo.js'));
+        t.equal(
+            resolve.sync('foo', { basedir: symlinkDir, preserveSymlinks: false }),
+            path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'foo.js')
+        );
     });
     t.ok(new Date() - start < 50, 'resolve.sync timedout');
     t.end();