Merge branch 'master' into snapshots

package.json

@@ -1,6 +1,6 @@
 {
   "name": "microbundle",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "description": "Zero-configuration bundler for tiny JS libs, powered by Rollup.",
   "main": "dist/microbundle.js",
   "source": "src/index.js",
@@ -43,23 +43,24 @@
     "camelcase": "^4.1.0",
     "chalk": "^2.3.0",
     "es6-promisify": "^5.0.0",
+    "exorcist": "^1.0.0",
     "glob": "^7.1.2",
     "gzip-size": "^4.1.0",
     "pretty-bytes": "^4.0.2",
     "regenerator-runtime": "^0.11.1",
-    "rollup": "^0.54.0",
+    "rollup": "^0.55.0",
     "rollup-plugin-buble": "^0.18.0",
     "rollup-plugin-bundle-size": "^1.0.1",
     "rollup-plugin-commonjs": "^8.2.6",
     "rollup-plugin-es3": "^1.1.0",
     "rollup-plugin-flow": "^1.1.1",
     "rollup-plugin-node-resolve": "^3.0.2",
     "rollup-plugin-nodent": "^0.1.3",
-    "rollup-plugin-postcss": "^1.1.0",
-    "rollup-plugin-preserve-shebang": "^0.1.4",
+    "rollup-plugin-postcss": "^1.2.6",
+    "rollup-plugin-preserve-shebang": "^0.1.6",
     "rollup-plugin-sizes": "^0.4.2",
-    "rollup-plugin-typescript": "^0.8.1",
     "rollup-plugin-strict-alias": "^1.0.0",
+    "rollup-plugin-typescript": "^0.8.1",
     "rollup-plugin-uglify": "^2.0.1",
     "sade": "^1.3.1",
     "typescript": "^2.6.2",
@@ -69,7 +70,7 @@
     "babel-cli": "^6.26.0",
     "babel-preset-env": "^1.6.1",
     "directory-tree": "^2.0.0",
-    "eslint": "^4.15.0",
+    "eslint": "^4.16.0",
     "eslint-config-developit": "^1.1.1",
     "fs-extra": "^5.0.0",
     "jest": "^22.1.4",

src/index.js

@@ -17,12 +17,14 @@ import alias from 'rollup-plugin-strict-alias';
 import gzipSize from 'gzip-size';
 import prettyBytes from 'pretty-bytes';
 import shebangPlugin from 'rollup-plugin-preserve-shebang';
-import flow from 'rollup-plugin-flow';
 import typescript from 'rollup-plugin-typescript';
+import flow from './lib/flow-plugin';
+// import exorcist from 'exorcist';
 import camelCase from 'camelcase';
 
 const interopRequire = m => m.default || m;
 const readFile = promisify(fs.readFile);
+// const writeFile = promisify(fs.writeFile);
 const stat = promisify(fs.stat);
 const isDir = name => stat(name).then( stats => stats.isDirectory() ).catch( () => false );
 const isFile = name => stat(name).then( stats => stats.isFile() ).catch( () => false );
@@ -214,7 +216,7 @@ function createConfig(options, entry, format, writeMeta) {
 					extract: !!writeMeta
 				}),
 				useTypescript && typescript(),
-				!useTypescript && flow({ all: true }),
+				!useTypescript && flow({ all: true, pretty: true }),
 				nodent({
 					exclude: 'node_modules/**',
 					noRuntime: true,

src/lib/flow-plugin.js

@@ -0,0 +1,12 @@
+import flow from 'rollup-plugin-flow';
+
+export default function fixedFlow(options) {
+	let plugin = flow(options);
+	return Object.assign({}, plugin, {
+		transform(code, id) {
+			let ret = plugin.transform(code, id);
+			if (ret.code===code) return null;
+			return ret;
+		}
+	});
+}