initial commit

.gitignore

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+/node_modules

README.md

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+# NodeJs and Express Tutorial
+
+## Description
+
+This repository is a reference for a turotial I wrote on creating a basic JSON server using Express and NodeJS.
+
+## Setup
+
+1. Download or clone this repo: 
+git clone https://github.com/grobergm/node-express-tutorial
+2. Install Depandancies: npm install
+3. Navigate to the root directory
+4. Start the server file: node server.js

middleware.js

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+const checkToken=function(req,res,next){
+	let token=req.headers['authorization']
+
+	if (token){
+	// In practice use json web token verify method to check if token is valid
+	// when next is called in middleware, it will run the next function
+		next()
+	} else {
+		res.json({
+			success:false,
+			message:'no token in headers'
+		})
+	}
+}
+
+module.exports= {
+	checkToken:checkToken
+}