fix: coding style and file format for all example.

eBook/examples/chapter_10/embed_func2.go

@@ -1,38 +1,38 @@
-package main
-
-import (
-	"fmt"
-)
-
-type Log struct {
-	msg string
-}
-
-type Customer struct {
-    Name	string
-    Log
-}
-
-func main() {
-	c := &Customer{"Barak Obama", Log{"1 - Yes we can!"}}
-	c.Add("2 - After me the world will be a better place!")
-	fmt.Println(c)
-}
-
-func (l *Log) Add(s string) {
-	l.msg += "\n" + s
-}
-
-func (c *Customer) String() string {
-	return c.Name + "\nLog:" + fmt.Sprintln(c.Log)
-}
-
-func (l *Log) String() string {
-	return l.msg
-}
-
-/* Output:
-Barak Obama
-Log:{1 - Yes we can!
-2 - After me the world will be a better place!}
-*/
+package main
+
+import (
+	"fmt"
+)
+
+type Log struct {
+	msg string
+}
+
+type Customer struct {
+	Name string
+	Log
+}
+
+func main() {
+	c := &Customer{"Barak Obama", Log{"1 - Yes we can!"}}
+	c.Add("2 - After me the world will be a better place!")
+	fmt.Println(c)
+}
+
+func (l *Log) Add(s string) {
+	l.msg += "\n" + s
+}
+
+func (c *Customer) String() string {
+	return c.Name + "\nLog:" + fmt.Sprintln(c.Log)
+}
+
+func (l *Log) String() string {
+	return l.msg
+}
+
+/* Output:
+Barak Obama
+Log:{1 - Yes we can!
+2 - After me the world will be a better place!}
+*/