middl - npm Package Compare versions

Comparing version 0.2.1 to 0.2.2

package.json

 {
   "name": "middl",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "A generic middleware library, inspired by Express and suitable for anything",
@@ -5,0 +5,0 @@ "main": "src/index.js",

README.md

@@ -50,3 +50,3 @@ # middl
 // a time measuring logger:
-app.use((input, output) => {
+app.use((input, output, next) => {
 	var start = new Date();
@@ -60,3 +60,3 @@ next()
 // or even prettier with generator functions:
-app.use(function *(input, output) {
+app.use(function *(input, output, next) {
 	var start = new Date();
@@ -68,3 +68,3 @@ yield next();
 // or when using Babel and async/await:
-app.use(async (input, output) => {
+app.use(async (input, output, next) => {
 	var start = new Date();
@@ -76,2 +76,23 @@ await next();
 
+
+// an error handling middleware
+app.use((err, input, output, next) => {
+	if (err) {
+		console.error(err);
+		// by not calling next() we abort the chain
+	} else {
+		next();
+	}
+});
+
+// conditional middleware
+// this will be run because the conditions ({val: 'hello'}) matches the input:
+app.match({val: 'hello'}, (input, output) => {
+	output.response = 'world';
+});
+// this won't run because the conditions ({val: 'hi'}) does not match the input
+app.match({val: 'hi'}, (input, output) => {
+	output.response = 'there';
+});
+
 // pass in the initial `input` and `output` objects
@@ -82,2 +103,3 @@ // and run the middleware stack:
 		// output.prop === 2
+		// output.response = 'world'
 	});
@@ -84,0 +106,0 @@ ```

No alert changes

Improved metrics

Total package byte prevSize

28401

increased by2.05%

Number of lines in readme file

226

increased by10.78%

No dependency changes