chore(TypeScript): demo for typescript

demo/nodejs/index.js

@@ -4,9 +4,23 @@ const engine = new Liquid({
   root: __dirname,
   extname: '.liquid'
 })
+
+engine.registerTag('header', {
+  parse: function (token) {
+    const [key, val] = token.args.split(':')
+    this[key] = val
+  },
+  render: function (scope, hash) {
+    const title = this.liquid.evalValue(this.content, scope)
+    return `<h1>${title}</h1>`
+  }
+})
+
 const ctx = {
   todos: ['fork and clone', 'make it better', 'make a pull request'],
   title: 'Welcome to liquidjs!'
 }
 
-engine.renderFile('todolist', ctx).then(console.log)
+engine.renderFile('todolist', ctx)
+  .then(console.log)
+  .catch(err => console.error(err.stack))

demo/nodejs/package-lock.json

@@ -0,0 +1,12 @@
+{
+  "name": "Node.js demo for liquidjs",
+  "requires": true,
+  "lockfileVersion": 1,
+  "dependencies": {
+    "liquidjs": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/liquidjs/-/liquidjs-7.0.0.tgz",
+      "integrity": "sha512-/JL+VQUI++6iCS7JQ4fPPeji6vyvHCU/iuz2bLSiE0tn0eO3kf8GEyfaXnQUHSroy8SmJu7HQIvjvOErtYEvUg=="
+    }
+  }
+}

demo/nodejs/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "liquidjs-demo-nodejs",
+  "description": "Node.js demo for liquidjs",
+  "main": "index.js",
+  "scripts": {
+    "start": "node index.js"
+  },
+  "dependencies": {
+    "liquidjs": "^7.0.0"
+  }
+}

demo/nodejs/todolist.liquid

@@ -1,3 +1,5 @@
+{%header content: "welcome to liquid" | capitalize%}
+
 <ul>
   {% for todo in todos %}
   <li>{{forloop.index}} - {{todo}}</li>