Merge pull request #22 from kchung/env-variables

Include environment variables from config

lib/build.js

@@ -29,7 +29,14 @@ function webpackConfig(dir, additionalConfig) {
   if (dirPath === functionsPath) {
     throw new Error("Function source and publish folder should be in different locations");
   }
-
+
+  // Include environment variables from config if available
+  var defineEnv = {};
+  var envConfig = config.build.environment || config.build.Environment || {};
+  Object.keys(envConfig).forEach((key) => {
+    defineEnv["process.env." + key] = JSON.stringify(envConfig[key]);
+  });
+
   var webpackConfig = {
     module: {
       rules: [
@@ -46,7 +53,10 @@ function webpackConfig(dir, additionalConfig) {
     context: dirPath,
     entry: {},
     target: "node",
-    plugins: [new webpack.IgnorePlugin(/vertx/)],
+    plugins: [
+      new webpack.IgnorePlugin(/vertx/),
+      new webpack.DefinePlugin(defineEnv),
+    ],
     output: {
       path: functionsPath,
       filename: "[name].js",