From 19b40d296e095e3b420812216ccba941d82a80b7 Mon Sep 17 00:00:00 2001
From: Rico Huijbers <huijbers@amazon.com>
Date: Mon, 25 Jun 2018 10:49:48 +0200
Subject: [PATCH] feat(simple-resource-bundler): now generates resources.d.ts
 files so resource access is typechecked

This feature is enabled by default, and can be disabled by specifying `--no-ts`.
---
 packages/simple-resource-bundler/bin/bundler.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/packages/simple-resource-bundler/bin/bundler.ts b/packages/simple-resource-bundler/bin/bundler.ts
index c8456a4db3ab7..a5de25c79219a 100644
--- a/packages/simple-resource-bundler/bin/bundler.ts
+++ b/packages/simple-resource-bundler/bin/bundler.ts
@@ -6,6 +6,7 @@ import * as yargs from 'yargs';
 
 const argv = yargs
     .option('output', { type: 'string', alias: 'o', desc: 'Where to write resources.js' })
+    .option('ts',  { type: 'boolean', alias: 't', default: true, desc: 'Generate a .d.ts file in addition for TypeScript users' })
     .argv;
 
 const RESOURCE_DIR = "resources";
@@ -25,6 +26,20 @@ async function main() {
     // Write the file
     await fs.mkdirp(output);
     await fs.writeFile(path.join(output, 'resources.js'), fragments.join('\n'));
+
+    // Write type definition file if requested
+    if (argv.ts) {
+        const fileDecls: string[] = files.map(file => `  "${file}": Buffer,`);
+
+        const declContents = [
+            'declare const resources: {',
+            ...fileDecls,
+            '}',
+            'export = resources;'
+        ];
+
+        fs.writeFile(path.join(output, 'resources.d.ts'), declContents.join('\n'));
+    }
 }
 
 main().catch(err => {