Use url-loader with limit 10k as a default loader. (#1059)

Loads all files not already handled by other loaders.
Also, switch image loading from file loader to url-loader.

Author: bebbi

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

@@ -108,6 +108,32 @@ module.exports = {
       }
     ],
     loaders: [
+      // Default loader: load all assets that are not handled
+      // by other loaders with the url loader.
+      // Note: This list needs to be updated with every change of extensions
+      // the other loaders match.
+      // E.g., when adding a loader for a new supported file extension,
+      // we need to add the supported extension to this loader too.
+      // Add one new line in `exclude` for each loader.
+      //
+      // "file" loader makes sure those assets get served by WebpackDevServer.
+      // When you `import` an asset, you get its (virtual) filename.
+      // In production, they would get copied to the `build` folder.
+      // "url" loader works like "file" loader except that it embeds assets
+      // smaller than specified limit in bytes as data URLs to avoid requests.
+      // A missing `test` is equivalent to a match.
+      {
+        exclude: [
+          /\.(js|jsx)$/,
+          /\.css$/,
+          /\.json$/
+        ],
+        loader: 'url',
+        query: {
+          limit: 10000,
+          name: 'static/media/[name].[hash:8].[ext]'
+        }
+      },
       // Process JS with Babel.
       {
         test: /\.(js|jsx)$/,
@@ -138,26 +164,6 @@ module.exports = {
       {
         test: /\.json$/,
         loader: 'json'
-      },
-      // "file" loader makes sure those assets get served by WebpackDevServer.
-      // When you `import` an asset, you get its (virtual) filename.
-      // In production, they would get copied to the `build` folder.
-      {
-        test: /\.(ico|jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2)(\?.*)?$/,
-        loader: 'file',
-        query: {
-          name: 'static/media/[name].[hash:8].[ext]'
-        }
-      },
-      // "url" loader works just like "file" loader but it also embeds
-      // assets smaller than specified size as data URLs to avoid requests.
-      {
-        test: /\.(mp4|webm|wav|mp3|m4a|aac|oga)(\?.*)?$/,
-        loader: 'url',
-        query: {
-          limit: 10000,
-          name: 'static/media/[name].[hash:8].[ext]'
-        }
       }
     ]
   },

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

@@ -116,6 +116,32 @@ module.exports = {
       }
     ],
     loaders: [
+      // Default loader: load all assets that are not handled
+      // by other loaders with the url loader.
+      // Note: This list needs to be updated with every change of extensions
+      // the other loaders match.
+      // E.g., when adding a loader for a new supported file extension,
+      // we need to add the supported extension to this loader too.
+      // Add one new line in `exclude` for each loader.
+      //
+      // "file" loader makes sure those assets get served by WebpackDevServer.
+      // When you `import` an asset, you get its (virtual) filename.
+      // In production, they would get copied to the `build` folder.
+      // "url" loader works like "file" loader except that it embeds assets
+      // smaller than specified limit in bytes as data URLs to avoid requests.
+      // A missing `test` is equivalent to a match.
+      {
+        exclude: [
+          /\.(js|jsx)$/,
+          /\.css$/,
+          /\.json$/
+        ],
+        loader: 'url',
+        query: {
+          limit: 10000,
+          name: 'static/media/[name].[hash:8].[ext]'
+        }
+      },
       // Process JS with Babel.
       {
         test: /\.(js|jsx)$/,
@@ -150,25 +176,6 @@ module.exports = {
       {
         test: /\.json$/,
         loader: 'json'
-      },
-      // "file" loader makes sure those assets end up in the `build` folder.
-      // When you `import` an asset, you get its filename.
-      {
-        test: /\.(ico|jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2)(\?.*)?$/,
-        loader: 'file',
-        query: {
-          name: 'static/media/[name].[hash:8].[ext]'
-        }
-      },
-      // "url" loader works just like "file" loader but it also embeds
-      // assets smaller than specified size as data URLs to avoid requests.
-      {
-        test: /\.(mp4|webm|wav|mp3|m4a|aac|oga)(\?.*)?$/,
-        loader: 'url',
-        query: {
-          limit: 10000,
-          name: 'static/media/[name].[hash:8].[ext]'
-        }
       }
     ]
   },

Diff for: tasks/e2e.sh

@@ -75,7 +75,6 @@ npm run build
 test -e build/*.html
 test -e build/static/js/*.js
 test -e build/static/css/*.css
-test -e build/static/media/*.svg
 test -e build/favicon.ico
 
 # Run tests with CI flag
@@ -133,7 +132,6 @@ npm run build
 test -e build/*.html
 test -e build/static/js/*.js
 test -e build/static/css/*.css
-test -e build/static/media/*.svg
 test -e build/favicon.ico
 
 # Run tests with CI flag
@@ -163,7 +161,6 @@ npm run build
 test -e build/*.html
 test -e build/static/js/*.js
 test -e build/static/css/*.css
-test -e build/static/media/*.svg
 test -e build/favicon.ico
 
 # Run tests, overring the watch option to disable it.