Fixed problem with tsconfig.json baseUrl and paths

Author: diabelb

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

@@ -21,6 +21,7 @@ const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
 const ForkTsCheckerWebpackPlugin = require('fork-ts-checker-webpack-plugin');
 const getClientEnvironment = require('./env');
 const paths = require('./paths');
+const TsconfigPathsPlugin = require('tsconfig-paths-webpack-plugin');
 
 // Webpack uses `publicPath` to determine where the app is being served from.
 // In development, we always serve from the root. This makes config easier.
@@ -126,6 +127,7 @@ module.exports = {
       // please link the files into your node_modules/ and let module-resolution kick in.
       // Make sure your source files are compiled, as they will not be processed in any way.
       new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),
+      new TsconfigPathsPlugin({configFile: paths.appTsConfig})
     ],
   },
   module: {

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

@@ -22,6 +22,7 @@ const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
 const ForkTsCheckerWebpackPlugin = require('fork-ts-checker-webpack-plugin');
 const paths = require('./paths');
 const getClientEnvironment = require('./env');
+const TsconfigPathsPlugin = require('tsconfig-paths-webpack-plugin');
 
 // Webpack uses `publicPath` to determine where the app is being served from.
 // It requires a trailing slash, or the file assets will get an incorrect path.
@@ -130,6 +131,7 @@ module.exports = {
       // please link the files into your node_modules/ and let module-resolution kick in.
       // Make sure your source files are compiled, as they will not be processed in any way.
       new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),
+      new TsconfigPathsPlugin({configFile: paths.appTsConfig})
     ],
   },
   module: {

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

@@ -40,6 +40,7 @@
     "style-loader": "0.18.2",
     "ts-jest": "^20.0.7",
     "ts-loader": "^2.3.7",
+    "tsconfig-paths-webpack-plugin": "^2.0.0",
     "tslint": "^5.7.0",
     "tslint-loader": "^3.5.3",
     "tslint-react": "^3.2.0",