fix: ensure unhandled promises fail

Author: jeremydw

src/commands/upload.ts

@@ -58,6 +58,10 @@ export class UploadCommand {
   }
 
   async run(path = './') {
+    if (!fs.existsSync(fsPath.resolve(path))) {
+      throw new Error(`Path ${path} does not exist. Nothing to upload.`);
+    }
+
     const gitData = await getGitData(path);
     const config = findConfig(path);
     const ttl = this.options.ttl ? new Date(this.options.ttl) : undefined;

src/index.ts

@@ -6,6 +6,11 @@ import {createCommand} from 'commander';
 
 const program = createCommand();
 
+// Ensure unhandled promises cause the command to fail.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
 program
   .command('upload [dir]')
   .description('Uploads a directory to cloud storage')