Add support for webpack configuration in TypeScript format (#129)

* Add ts-node to dependencies

* Require ts-node/register if webpack configuration file name ends with .ts

Author: jussikinnula

index.js

@@ -15,6 +15,15 @@ class ServerlessWebpack {
     this.serverless = serverless;
     this.options = options;
 
+    if (
+      this.serverless.service
+      && this.serverless.service.custom
+      && this.serverless.service.custom.webpack
+      && this.serverless.service.custom.webpack.endsWith('.ts')
+    ) {
+      require('ts-node/register');
+    }
+
     Object.assign(
       this,
       validate,

package.json

@@ -31,7 +31,8 @@
     "body-parser": "^1.15.2",
     "express": "^4.14.0",
     "fs-extra": "^0.26.7",
-    "npm-programmatic": "0.0.5"
+    "npm-programmatic": "0.0.5",
+    "ts-node": "^3.2.0"
   },
   "devDependencies": {
     "chai": "^3.5.0",