Adds the configuration for PnP/Typescript (#6856)

* Adds the configuration for PnP/Typescript

* Adds the header

* Bumps ts-pnp

* Bumps fork-ts-checker-webpack-plugin

Author: arcanis

Diff for: packages/react-dev-utils/package.json

@@ -59,7 +59,7 @@
     "escape-string-regexp": "1.0.5",
     "filesize": "3.6.1",
     "find-up": "3.0.0",
-    "fork-ts-checker-webpack-plugin": "1.0.1",
+    "fork-ts-checker-webpack-plugin": "1.1.1",
     "global-modules": "2.0.0",
     "globby": "8.0.2",
     "gzip-size": "5.0.0",

Diff for: packages/react-scripts/config/pnpTs.js

@@ -0,0 +1,43 @@
+// @remove-on-eject-begin
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+// @remove-on-eject-end
+'use strict';
+
+const { resolveModuleName } = require('ts-pnp');
+
+exports.resolveModuleName = (
+  typescript,
+  moduleName,
+  containingFile,
+  compilerOptions,
+  resolutionHost
+) => {
+  return resolveModuleName(
+    moduleName,
+    containingFile,
+    compilerOptions,
+    resolutionHost,
+    typescript.resolveModuleName
+  );
+};
+
+exports.resolveTypeReferenceDirective = (
+  typescript,
+  moduleName,
+  containingFile,
+  compilerOptions,
+  resolutionHost
+) => {
+  return resolveModuleName(
+    moduleName,
+    containingFile,
+    compilerOptions,
+    resolutionHost,
+    typescript.resolveTypeReferenceDirective
+  );
+};

Diff for: packages/react-scripts/config/webpack.config.js

@@ -637,6 +637,12 @@ module.exports = function(webpackEnv) {
           async: isEnvDevelopment,
           useTypescriptIncrementalApi: true,
           checkSyntacticErrors: true,
+          resolveModuleNameModule: process.versions.pnp
+            ? `${__dirname}/pnpTs.js`
+            : undefined,
+          resolveTypeReferenceDirectiveModule: process.versions.pnp
+            ? `${__dirname}/pnpTs.js`
+            : undefined,
           tsconfig: paths.appTsConfig,
           reportFiles: [
             '**',

Diff for: packages/react-scripts/package.json

@@ -74,6 +74,7 @@
     "semver": "6.0.0",
     "style-loader": "0.23.1",
     "terser-webpack-plugin": "1.2.3",
+    "ts-pnp": "1.1.2",
     "url-loader": "1.1.2",
     "webpack": "4.29.6",
     "webpack-dev-server": "3.2.1",