Fix issue : In multiple configurations context, no bundle is created

bin/src/runRollup.js

@@ -92,6 +92,7 @@ export default function runRollup ( command ) {
 
 				const configs = require( config );
 				const normalized = Array.isArray( configs ) ? configs : [configs];
+				const promises = [];
 
 				normalized.forEach(options => {
 					if ( Object.keys( options ).length === 0 ) {
@@ -102,8 +103,12 @@ export default function runRollup ( command ) {
 						});
 					}
 
-					execute( options, command );
+					promises.push(new Promise((resolve) => {
+						execute(options, command);
+						resolve();
+					}));
 				});
+				Promise.all(promises).catch( handleError );
 
 				require.extensions[ '.js' ] = defaultLoader;
 			})
@@ -193,10 +198,10 @@ function execute ( options, command ) {
 
 	if ( command.watch ) {
 		if ( !options.entry || ( !options.dest && !options.targets ) ) {
-			handleError({
+			throw {
 				code: 'WATCHER_MISSING_INPUT_OR_OUTPUT',
 				message: 'must specify --input and --output when using rollup --watch'
-			});
+			};
 		}
 
 		try {
@@ -227,16 +232,16 @@ function execute ( options, command ) {
 			});
 		} catch ( err ) {
 			if ( err.code === 'MODULE_NOT_FOUND' ) {
-				handleError({
+				throw {
 					code: 'ROLLUP_WATCH_NOT_INSTALLED',
 					message: 'rollup --watch depends on the rollup-watch package, which could not be found. Install it with npm install -D rollup-watch'
-				});
+				};
 			}
 
-			handleError( err );
+			throw err;
 		}
 	} else {
-		bundle( options ).catch( handleError );
+		return bundle( options );
 	}
 }
 
@@ -269,10 +274,10 @@ function bundle ( options ) {
 			}
 
 			if ( options.sourceMap && options.sourceMap !== 'inline' ) {
-				handleError({
+				throw {
 					code: 'MISSING_OUTPUT_OPTION',
 					message: 'You must specify an --output (-o) option when creating a file with a sourcemap'
-				});
+				};
 			}
 
 			return bundle.generate(options).then( ({ code, map }) => {
@@ -282,6 +287,5 @@ function bundle ( options ) {
 
 				process.stdout.write( code );
 			});
-		})
-		.catch( handleError );
+		});
 }

test/cli/multiple-configs/_config.js

@@ -0,0 +1,4 @@
+module.exports = {
+	description: 'generates output file when multiple configurations are specified and one build fails',
+	command: 'rollup -c'
+};

test/cli/multiple-configs/_expected/bundle1.js

@@ -0,0 +1,5 @@
+'use strict';
+
+var main = 0;
+
+module.exports = main;

test/cli/multiple-configs/main.js

@@ -0,0 +1 @@
+export default 0;

test/cli/multiple-configs/rollup.config.js

@@ -0,0 +1,14 @@
+export default [{
+	entry: 'main.js',
+	format: 'cjs',
+	dest: '_actual/bundle1.js'
+}, {
+	entry: 'main.js',
+	format: 'cjs',
+	plugins: [{ 
+		resolveId(id) {
+			throw new Error("Unexpected Exception");
+		}
+	}],
+	dest: '_actual/bundle2.js'
+}];