10-21

day06/json_demo/main.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+//json
+
+type person struct {
+	Name string `json:"name"`
+	Age  int    `json:"age"`
+}
+
+func main() {
+	str := `{"name":"周林","age":9000}`
+	var p person
+	json.Unmarshal([]byte(str), &p) //注意这里传值要对应传递结构体类型，根据结构体的key去对应匹配value
+	fmt.Println(p.Name, p.Age)
+}

day06/mylogger_test/console.go

@@ -1,8 +1,11 @@
 package mylogger_test
 
-import "fmt"
+import (
+	"fmt"
+	"time"
+)
 
-//logger 日志结构体
+// logger 日志结构体
 type Logger struct {
 	Level LogLevel
 }
@@ -10,18 +13,25 @@ type Logger struct {
 //Newlog 构造函数
 
 func NewLog(levelStr string) Logger {
-	level,err :=parseLogLevel(levelStr)
+	level, err := parseLogLevel(levelStr)
-	if err !=nil{
+	if err != nil {
 		panic(err)
 	}
 	return Logger{
-		Level:level,
+		Level: level,
 	}
 }
 
+func log(lv logLevel,msg string){
+	fmt.Printf()
+}
+
 func (l Logger) Debug(msg string) {
-	now :=time.Now()
+	if l.enable(DEBUG) {
-	fmt.Printf("[%s] %s" now.Format("2006-01-02 15:04:05"),msg)
+		now := time.Now()
+		funcName, fileName, lineNo := getInfo(2)
+		fmt.Printf("[%s][DEBUG][%s:%s:%d]%s", now.Format("2006-01-02 15:04:05"), ,fileName,funcName,lineNumber,msg)
+	}
 }
 func (l Logger) Info(msg string) {
 	fmt.Println(msg)

day06/mylogger_test/mylogger.go

@@ -1,11 +1,22 @@
 package mylogger_test
 
-import "runtime"
+import (
+	"fmt"
+	"path"
+	"runtime"
+)
 
 func main() {
 
 }
 
-func getInfo(n int) {
+func getInfo(skip int) (funcName, fileName string, lineNo int) {
-	pc, fine, line, ok := runtime.Caller()
+	pc, file, lineNo, ok := runtime.Caller(skip)
+	if !ok {
+		fmt.Printf("runtime.Caller() failed\n")
+		return
+	}
+	funcName = runtime.FunForPC(pc).Name()
+	fileName = path.Base(file)
+	return
 }