Fix example webpack config to work with jlab dependencies.

Author: jasongrout

examples/web1/webpack.config.js

@@ -1,4 +1,5 @@
 var path = require('path');
+var webpack = require('webpack');
 
 module.exports = {
   mode: 'development',
@@ -14,5 +15,13 @@ module.exports = {
       // jquery-ui loads some images
       { test: /\.(jpg|png|gif)$/, use: 'file-loader' }
     ]
-  }
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      // Needed for Blueprint. See https://github.com/palantir/blueprint/issues/4393
+      'process.env': '{}',
+      // Needed for various packages using cwd(), like the path polyfill
+      process: { cwd: () => '/' }
+    })
+  ]
 };

examples/web2/webpack.config.js

@@ -1,4 +1,5 @@
 var path = require('path');
+var webpack = require('webpack');
 
 module.exports = {
   mode: 'development',
@@ -57,5 +58,13 @@ module.exports = {
         }
       }
     ]
-  }
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      // Needed for Blueprint. See https://github.com/palantir/blueprint/issues/4393
+      'process.env': '{}',
+      // Needed for various packages using cwd(), like the path polyfill
+      process: { cwd: () => '/' }
+    })
+  ]
 };

examples/web3/webpack.config.js

@@ -1,5 +1,6 @@
 const postcss = require('postcss');
 var path = require('path');
+var webpack = require('webpack');
 
 module.exports = {
   mode: 'development',
@@ -88,5 +89,13 @@ module.exports = {
         }
       }
     ]
-  }
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      // Needed for Blueprint. See https://github.com/palantir/blueprint/issues/4393
+      'process.env': '{}',
+      // Needed for various packages using cwd(), like the path polyfill
+      process: { cwd: () => '/' }
+    })
+  ]
 };

examples/web4/webpack.config.js

@@ -1,4 +1,5 @@
 var path = require('path');
+var webpack = require('webpack');
 
 module.exports = {
   mode: 'development',
@@ -57,4 +58,12 @@ module.exports = {
       },
     ],
   },
+  plugins: [
+    new webpack.DefinePlugin({
+      // Needed for Blueprint. See https://github.com/palantir/blueprint/issues/4393
+      'process.env': '{}',
+      // Needed for various packages using cwd(), like the path polyfill
+      process: { cwd: () => '/' }
+    })
+  ]
 };