fix(*) fix cpu , memory (#19)

* Fix the problem of CPU spike %100 due to dead loop caused by incorrect judgment of Read result.
* Fix for growing cache that could lead to memory overflows

go.mod

@@ -3,6 +3,6 @@ module github.com/yomorun/yomo
 go 1.14
 
 require (
-	github.com/10cella/yomo-json-codec v0.2.0
+	github.com/10cella/yomo-json-codec v0.2.1
 	github.com/lucas-clemente/quic-go v0.17.1
 )

go.sum

@@ -13,6 +13,8 @@ github.com/10cella/yomo-json-codec v0.1.0 h1:EE33np1AP3y67sbgZqWH4IroPtJubWQCoGz
 github.com/10cella/yomo-json-codec v0.1.0/go.mod h1:9rwfqlpW8iZ9Ki5/frJsO2fBSl9x24QB16jloj7YPCc=
 github.com/10cella/yomo-json-codec v0.2.0 h1:VCFrpoVeYX6AnVQcYaIKcPbMKNERx/ZKno7Ejuiudrc=
 github.com/10cella/yomo-json-codec v0.2.0/go.mod h1:oApqc2PnZohrtlVJ3T1Knou9Ap9mcCJW1i3xiRtvF7c=
+github.com/10cella/yomo-json-codec v0.2.1 h1:cWh5TovVPlrOJKkjTVuCkpQ4rj1QoY2ANHCD7afB+6M=
+github.com/10cella/yomo-json-codec v0.2.1/go.mod h1:oApqc2PnZohrtlVJ3T1Knou9Ap9mcCJW1i3xiRtvF7c=
 github.com/10cella/yomo-txtkv-codec v1.0.5 h1:rVdtBcsff3RG3BEq7AHq2WvNiGDF6IEKlTiplypfX+c=
 github.com/10cella/yomo-txtkv-codec v1.0.5/go.mod h1:nBfcD3qVq6kkSRHOgSUxK1+gMRoXI0obLF+b1eiyCtM=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=

pkg/util/quic.go

@@ -40,28 +40,22 @@ func (w YomoFrameworkStreamWriter) Write(b []byte) (int, error) {
 	for {
 		value, err = w.Codec.Read(w.Plugin.Mold())
 		if err != nil {
+			log.Panic(err)
 			break
 		}
 
-		if value != nil {
-			result, err = w.Plugin.Handle(value)
-			if err != nil {
-				log.Fatal(err)
-			}
-			//fmt.Println("handle result:", result)
-			w.Codec.Write(w.Writer, result, w.Plugin.Mold()) // nolint
+		if value == nil {
+			w.Codec.Refresh(w.Writer) // nolint
 			break
 		}
 
-		//if len(value.(string)) > 0 {
-		//	result, err = w.Plugin.Handle(value)
-		//	if err != nil {
-		//		log.Fatal(err)
-		//	}
-		//	if result == nil {
-		//		result = ""
-		//	}
-		//	w.Codec.Write(w.Writer, fmt.Sprint(result)) // nolint
+		//if value != nil {
+		result, err = w.Plugin.Handle(value)
+		if err != nil {
+			log.Fatal(err)
+		}
+		//fmt.Println("handle result:", result)
+		w.Codec.Write(w.Writer, result, w.Plugin.Mold()) // nolint
 		//	break
 		//}
 	}