Port to ES6

.eslintrc.json

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+{
+  "extends": "airbnb-base"
+}

Gruntfile.js

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+module.exports = function tasks() {
+  // Project configuration
+  const pkg = this.file.readJSON('package.json');
+  const repo = pkg.repository.url.replace('git://', `https://${process.env.GH_TOKEN}@`);
+  this.initConfig({
+    pkg: this.file.readJSON('package.json'),
+    // Browser build of NoFlo
+    noflo_browser: {
+      build: {
+        options: {
+          debug: true,
+          exposed_modules: {
+            noflo: 'noflo',
+            'noflo-runtime-postmessage': 'noflo-runtime-postmessage',
+          },
+        },
+        files: {
+          'browser/<%=pkg.name%>.js': ['package.json'],
+        },
+      },
+    },
+    // Deployment to GitHub Pages
+    'gh-pages': {
+      options: {
+        base: 'browser',
+        clone: 'gh-pages',
+        message: `Release ${pkg.name} ${process.env.TRAVIS_TAG}`,
+        repo,
+        user: {
+          name: 'NoFlo bot',
+          email: 'bot@noflo.org',
+        },
+        silent: true,
+      },
+      src: '**/*',
+    },
+  });
+  // Grunt plugins used for building
+  this.loadNpmTasks('grunt-noflo-browser');
+  // Grunt plugins used for deploying
+  this.loadNpmTasks('grunt-gh-pages');
+  // Our local tasks
+  this.registerTask('build', 'Build NoFlo for the chosen target platform', (target = 'all') => {
+    if (target === 'all' || target === 'browser') {
+      this.task.run('noflo_browser');
+    }
+  });
+  this.registerTask('default', ['build']);
+};

components/DoSomething.js

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+const noflo = require('noflo');
+
+exports.getComponent = () => {
+  const c = new noflo.Component();
+  // Define a meaningful icon for component from http://fontawesome.io/icons/
+  c.icon = 'cog';
+  // Provide a description on component usage
+  c.description = 'do X';
+  // Add input ports
+  c.inPorts.add('in', {
+    datatype: 'string',
+  });
+  // Add output ports
+  c.outPorts.add('out', {
+    datatype: 'string',
+  });
+  // What to do when port receives a packet
+  c.process((input, output) => {
+    // Check that input has received data packet
+    if (!input.hasData('in')) {
+      return;
+    }
+    // Read the contents of the data packet
+    const data = input.getData('in');
+    // Send the contents to output port
+    output.send({
+      out: data,
+    });
+    // Finish processing
+    output.done();
+  });
+  return c;
+};

spec/DoSomething.yaml

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+topic: "DoSomething"
+cases:
+-
+  name: 'sending a boolean'
+  assertion: 'should repeat the same'
+  inputs:
+    in: true
+  expect:
+    out:
+     equals: true
+-
+  name: 'sending a number'
+  assertion: 'should repeat the same'
+  inputs:
+    in: 1000
+  expect:
+    out:
+      equals: 1000
+-
+  name: 'sending a string'
+  assertion: 'should repeat the same'
+  inputs:
+    in: "my string"
+  expect:
+    out:
+      equals: "my string"