feat: use es2015 syntax to re-export default export (#32)

BREAKING CHANGE:

This changes the output generated by create-index and can effect CI if it runs linting tests against create-index.

package.json

@@ -21,6 +21,7 @@
     "babel-plugin-transform-export-extensions": "^6.8.0",
     "babel-register": "^6.18.0",
     "chai": "^3.5.0",
+    "cross-env": "^3.1.3",
     "eslint": "^3.9.1",
     "eslint-config-canonical": "^4.0.0",
     "husky": "^0.11.9",
@@ -43,11 +44,11 @@
     "url": "https://github.com/gajus/create-index"
   },
   "scripts": {
-    "build": "NODE_ENV=production babel --source-maps --copy-files ./src --out-dir ./dist",
+    "build": "cross-env NODE_ENV=production babel --source-maps --copy-files ./src --out-dir ./dist",
     "create-index": "node ./dist/bin/create-index ./src/utilities",
-    "lint": "NODE_ENV=development eslint ./src ./tests",
+    "lint": "cross-env NODE_ENV=development eslint ./src ./tests",
     "precommit": "npm run test",
-    "test": "npm run build && npm run lint && NODE_ENV=development mocha --compilers js:babel-register"
+    "test": "npm run build && npm run lint && cross-env NODE_ENV=development mocha --compilers js:babel-register"
   },
-  "version": "1.0.0"
+  "version": "1.1.0"
 }

src/utilities/createIndexCode.js

@@ -14,7 +14,7 @@ const buildExportBlock = (files) => {
   let importBlock;
 
   importBlock = _.map(files, (fileName) => {
-    return 'export ' + safeVariableName(fileName) + ' from \'./' + fileName + '\';';
+    return 'export { default as ' + safeVariableName(fileName) + ' } from \'./' + fileName + '\';';
   });
 
   importBlock = importBlock.join('\n');

src/utilities/writeIndexCli.js

@@ -18,7 +18,7 @@ export default (directoryPaths, options = {}) => {
   if (options.updateIndex) {
     log('Update index:', options.updateIndex ? chalk.green('true') : chalk.red('false'));
   } else {
-    log('Recursive:', options.ignoreUnsafe ? chalk.green('true') : chalk.red('false'));
+    log('Recursive:', options.recursive ? chalk.green('true') : chalk.red('false'));
     log('Ignore unsafe:', options.ignoreUnsafe ? chalk.green('true') : chalk.red('false'));
   }
 
@@ -64,7 +64,7 @@ export default (directoryPaths, options = {}) => {
     fs.writeFileSync(indexFilePath, indexCode);
 
     if (existingIndexCode && existingIndexCode === indexCode) {
-      log(indexFilePath, chalk.yellow('[index have not changed]'));
+      log(indexFilePath, chalk.yellow('[index has not changed]'));
     } else if (existingIndexCode && existingIndexCode !== indexCode) {
       log(indexFilePath, chalk.green('[updated index]'));
     } else {

test/createIndexCode.js

@@ -20,7 +20,7 @@ describe('createIndexCode()', () => {
     expect(indexCode).to.equal(codeExample(`
 // @create-index
 
-export foo from './foo';
+export { default as foo } from './foo';
         `));
   });
   it('describes multiple children', () => {
@@ -29,8 +29,8 @@ export foo from './foo';
     expect(indexCode).to.equal(codeExample(`
 // @create-index
 
-export bar from './bar';
-export foo from './foo';
+export { default as bar } from './bar';
+export { default as foo } from './foo';
         `));
   });
   context('file with extension', () => {
@@ -40,7 +40,7 @@ export foo from './foo';
       expect(indexCode).to.equal(codeExample(`
 // @create-index
 
-export foo from './foo.js';
+export { default as foo } from './foo.js';
             `));
     });
   });
@@ -51,8 +51,8 @@ export foo from './foo.js';
       expect(indexCode).to.equal(codeExample(`
 // @create-index
 
-export bar from './bar';
-export foo from './foo';
+export { default as bar } from './bar';
+export { default as foo } from './foo';
             `));
     });
   });

test/fixtures/write-index/mixed/index.js

@@ -1,5 +1,5 @@
 // @create-index
 
-export bar from './bar';
-export foo from './foo.js';
+export { default as bar } from './bar';
+export { default as foo } from './foo.js';
 

test/writeIndex.js

@@ -29,8 +29,8 @@ describe('writeIndex()', () => {
     expect(indexCode).to.equal(codeExample(`
 // @create-index
 
-export bar from './bar';
-export foo from './foo.js';
+export { default as bar } from './bar';
+export { default as foo } from './foo.js';
         `));
   });
 });