Fixing an invalid rejection

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 *.log
+ssl/*.pem

Gulpfile.js

@@ -2,11 +2,21 @@
 const babel = require('rollup-plugin-babel');
 const eslint = require('gulp-eslint');
 const gulp = require('gulp');
+const header = require('gulp-header');
 const minify = require('uglify-js').minify;
 const rollup = require('rollup-stream');
 const source = require('vinyl-source-stream');
 const uglify = require('rollup-plugin-uglify');
 
+const pkg = require('./package.json');
+const banner = ['/**',
+  ' * <%= pkg.name %> - <%= pkg.description %>',
+  ' * @version v<%= pkg.version %>',
+  ' * @link <%= pkg.homepage %>',
+  ' * @license <%= pkg.license %>',
+  ' */',
+  ''].join('\n');
+
 gulp.task('build', () =>
   rollup({
     entry: './lib/postmate.js',
@@ -20,6 +30,7 @@ gulp.task('build', () =>
     ],
   })
     .pipe(source('postmate.min.js'))
+    .pipe(header(banner, { pkg }))
     .pipe(gulp.dest('./build'))
 );
 

lib/postmate.js

@@ -192,6 +192,9 @@ Postmate.Handshake = class Handshake {
           log('Parent: Saving Child origin', this.childOrigin);
           return resolve(new ComsumerAPI(this));
         }
+
+        // Might need to remove since parent might be receiving different messages
+        // from different hosts
         log('Parent: Invalid handshake reply');
         return reject('Failed handshake');
       };

package.json

@@ -1,14 +1,16 @@
 {
   "name": "postmate",
-  "version": "0.2.2",
+  "version": "0.3.0",
   "description": "A powerful, simple, promise-based postMessage library",
   "main": "lib/postmate.js",
   "devDependencies": {
     "babel-preset-es2015-rollup": "^1.1.1",
     "eslint-config-airbnb": "^9.0.1",
     "eslint-plugin-import": "^1.12.0",
+    "express": "^4.14.0",
     "gulp": "^3.9.1",
     "gulp-eslint": "^3.0.1",
+    "gulp-header": "^1.8.7",
     "rollup-plugin-babel": "^2.6.1",
     "rollup-plugin-uglify": "^1.0.1",
     "rollup-stream": "^1.11.0",
@@ -17,11 +19,14 @@
   },
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "serve-parent": "python -m SimpleHTTPServer 4000",
-    "serve-child": "python -m SimpleHTTPServer 4001",
+    "serve-parent": "PORT=4000 node sandbox.js",
+    "serve-child": "PORT=4001 node sandbox.js",
     "build": "gulp build",
     "build-watch": "gulp build-watch",
-    "lint": "gulp lint"
+    "lint": "gulp lint",
+    "postpublish": "PACKAGE_VERSION=$(cat package.json | grep version | head -1 | awk -F: '{ print $2 }' | sed 's/[\",]//g' | tr -d '[[:space:]]') && git tag $PACKAGE_VERSION && git push origin --tags",
+    "ssl-gen-cert": "openssl req -x509 -newkey rsa:2048 -keyout ./ssl/key.pem -out ./ssl/cert.pem -days 365",
+    "ssl-move-pass": "openssl rsa -in ./ssl/key.pem -out ./ssl/new-key.pem && mv ./ssl/new-key.pem ./ssl/key.pem"
   },
   "repository": {
     "type": "git",
@@ -38,5 +43,5 @@
   "bugs": {
     "url": "https://github.com/dollarshaveclub/postmate/issues"
   },
-  "homepage": "https://github.com/dollarshaveclub/postmate#readme"
+  "homepage": "https://github.com/dollarshaveclub/postmate"
 }

sandbox.js

@@ -0,0 +1,24 @@
+const path = require('path');
+const fs = require('fs');
+const https = require('https');
+const express = require('express');
+
+// Options
+const app = express();
+const port = process.env.PORT || 4000;
+const useSSL = fs.existsSync(path.join(__dirname, 'ssl', 'cert.pem'));
+const staticPath = (folder) => express.static(path.join(__dirname, folder));
+
+// Routes
+app.use('/sandbox', staticPath('sandbox'));
+app.use('/build', staticPath('build'));
+
+// http://blog.mgechev.com/2014/02/19/create-https-tls-ssl-application-with-express-nodejs/
+if (useSSL) {
+  https.createServer({
+    key: fs.readFileSync(path.join(__dirname, 'ssl', 'key.pem')),
+    cert: fs.readFileSync(path.join(__dirname, 'ssl', 'cert.pem')),
+  }, app).listen(port, () => console.log(`Sandbox served at https://localhost:${port}`));
+} else {
+  app.listen(port, () => console.log(`Sandbox served at http://localhost:${port}`));
+}