ensure every file is terminated with a newline

Author: chearon

src/api.ts

@@ -327,4 +327,4 @@ export function revokeObjectURL(url: string): void {
   objectStore.delete(url);
 }
 
-export {clearWordCache} from './layout-text.ts';
+export {clearWordCache} from './layout-text.ts';

tools/run-ts

@@ -24,4 +24,4 @@ proc.on('exit', (code, signal) => {
     crossEnvExitCode = signal === 'SIGINT' ? 0 : 1;
   }
   process.exit(crossEnvExitCode)
-});
+});