fix: coding style and file format for chapter 11, 12, 13, 14 and 15.

eBook/exercises/chapter_15/http_fetch2.go

@@ -1,31 +1,31 @@
-// httpfetch.go
-package main
-
-import (
-	"bufio"
-	"fmt"
-	"net/http"
-	"io/ioutil"
-	"log"
-	"os"
-	"strings"
-)
-
-func main() {
-	fmt.Print("Give the url from which to read: ")
-	iread := bufio.NewReader(os.Stdin)
-	url, _ := iread.ReadString('\n')
-	url = strings.Trim(url," \n\r")  // trimming space,etc.
-	// fmt.Println("***", url,"***") // debugging
-	res, err := http.Get(url)
-	CheckError(err)
-	data, err := ioutil.ReadAll(res.Body)
-	CheckError(err)
-	fmt.Printf("Got: %q", string(data))
-}
-
-func CheckError(err error) {
-	if err != nil {
-		log.Fatalf("Get: %v", err)
-	}
-}
+// httpfetch.go
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"os"
+	"strings"
+)
+
+func main() {
+	fmt.Print("Give the url from which to read: ")
+	iread := bufio.NewReader(os.Stdin)
+	url, _ := iread.ReadString('\n')
+	url = strings.Trim(url, " \n\r") // trimming space,etc.
+	// fmt.Println("***", url,"***") // debugging
+	res, err := http.Get(url)
+	CheckError(err)
+	data, err := ioutil.ReadAll(res.Body)
+	CheckError(err)
+	fmt.Printf("Got: %q", string(data))
+}
+
+func CheckError(err error) {
+	if err != nil {
+		log.Fatalf("Get: %v", err)
+	}
+}