Merge pull request #1178 from NativeScript/totev/rollback-when-prepare-fails

When prepare fails, delete entire app dir

Author: teobugslayer

lib/services/platform-service.ts

@@ -212,13 +212,14 @@ export class PlatformService implements IPlatformService {
 			platformData.platformProjectService.prepareProject().wait();
 
 			// Process node_modules folder
+			let appDir = path.join(platformData.appDestinationDirectoryPath, constants.APP_FOLDER_NAME);
 			try {
 				this.$pluginsService.ensureAllDependenciesAreInstalled().wait();
-				let tnsModulesDestinationPath = path.join(platformData.appDestinationDirectoryPath, constants.APP_FOLDER_NAME, PlatformService.TNS_MODULES_FOLDER_NAME);
+				let tnsModulesDestinationPath = path.join(appDir, PlatformService.TNS_MODULES_FOLDER_NAME);
 				this.$broccoliBuilder.prepareNodeModules(tnsModulesDestinationPath, platform, lastModifiedTime).wait();
 			} catch(error) {
 				this.$logger.debug(error);
-				shell.rm("-rf", appResourcesDirectoryPath);
+				shell.rm("-rf", appDir);
 				this.$errors.failWithoutHelp(`Processing node_modules failed. ${error}`);
 			}