Merge pull request #14 from xx45/dev

Dev

.babelrc

@@ -1,5 +1,22 @@
 {
-  "presets": [
-    "@babel/preset-env"
-  ]
+  "env": {
+    "test": {
+      "presets": [
+        "@babel/preset-env"
+      ]
+    },
+    "build": {
+      "presets": [
+        [
+          "@babel/preset-env",
+          {
+            "modules": false
+          }
+        ]
+      ],
+      "plugins": [
+        "external-helpers"
+      ]
+    }
+  }
 }

.gitignore

@@ -10,4 +10,7 @@ yarn.lock
 package-lock.json
 
 # jest
-coverage
+coverage
+
+# dist
+dist

.npmignore

@@ -0,0 +1,13 @@
+# OSX
+.DS_Store
+
+# IDE
+.idea
+
+# npm
+node_modules
+yarn.lock
+package-lock.json
+
+# jest
+coverage

.travis.yml

@@ -14,6 +14,7 @@ script:
   - codecov
 after_success:
   - if [ "$TRAVIS_BRANCH" == "master" ]; then
+      npm run build;
       nvm install v8.10.0 && nvm use v8.10.0;
       npm install -g travis-deploy-once semantic-release;
       travis-deploy-once "semantic-release";

package.json

@@ -5,7 +5,8 @@
   "main": "src/index.js",
   "scripts": {
     "test": "jest",
-    "lint": "echo start lint && ./node_modules/.bin/eslint src/* test/*"
+    "lint": "echo start lint && ./node_modules/.bin/eslint src/* test/*",
+    "build": "rollup -c"
   },
   "pre-commit": [
     "lint"
@@ -27,12 +28,16 @@
     "@babel/preset-env": "^7.0.0-beta.44",
     "babel-core": "^7.0.0-bridge.0",
     "babel-jest": "^22.4.3",
+    "babel-plugin-external-helpers": "^6.22.0",
     "eslint": "^4.19.1",
     "eslint-config-airbnb-base": "^12.1.0",
     "eslint-plugin-import": "^2.10.0",
     "eslint-plugin-jest": "^21.15.0",
     "jest": "^22.4.3",
     "moment": "^2.22.0",
-    "pre-commit": "^1.2.2"
+    "pre-commit": "^1.2.2",
+    "rollup": "^0.57.1",
+    "rollup-plugin-babel": "^4.0.0-beta.4",
+    "rollup-plugin-uglify": "^3.0.0"
   }
 }

rollup.config.js

@@ -0,0 +1,17 @@
+import babel from 'rollup-plugin-babel'
+import uglify from 'rollup-plugin-uglify'
+
+export default {
+  input: 'src/index.js',
+  output: {
+    file: 'dist/index.js',
+    format: 'umd',
+    name: 'dayjs'
+  },
+  plugins: [
+    babel({
+      exclude: 'node_modules/**'
+    }),
+    uglify()
+  ]
+};