refactor: common ifaces

interfaces/13-io/main.go

@@ -0,0 +1,47 @@
+// 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
+
+func main() {
+	// removed error handling for brevity (normally you shouldn't do this).
+
+	// encode to memory (to a byte slice)
+	// out, _ := encode()
+	// fmt.Println(string(out))
+
+	// read from memory (from a byte slice):
+	// l, _ := decode(out)
+
+	// read from a file by name:
+	// l, _ := decodeFile("database.json")
+
+	// read from a file #1 (not good):
+	// f, _ := os.Open("database.json")
+	// l, _ := decodeFileObject(f)
+	// f.Close()
+
+	// read from a file #2 (better):
+	// f, _ := os.Open("database.json")
+	// l, _ := decodeReader(f)
+	// f.Close()
+
+	// read from memory (from a string):
+	// const data = `[
+	// { "title": "moby dick", "price": 10, "released": 118281600 },
+	// { "title": "odyssey", "price": 15, "released": 733622400 },
+	// { "title": "hobbit", "price": 25, "released": -62135596800 }
+	// ]`
+	// l, _ := decodeReader(strings.NewReader(data))
+
+	// read from inanc's web server:
+	// res, _ := http.Get("https://inancgumus.github.io/x/database.json")
+	// l, _ := decodeReader(res.Body)
+	// res.Body.Close()
+
+	// fmt.Print(l)
+}