add: new interfaces

interfaces/refactor-notes/refactor-03/main.go

@@ -0,0 +1,29 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	pipes := pipeline{
+		// read:     textParser(),
+		// write:    textSummary(),
+		// filterBy: notUsing(domainExtFilter("io", "com")),
+		// groupBy:  domainGrouper,
+	}
+
+	res, err := pipe(pipes)
+	if err != nil {
+		fmt.Println("> Err:", err)
+		return
+	}
+
+	summarize(res)
+}