wip: kill single port

main.go

@@ -12,71 +12,28 @@ import (
 func main() {
 	ports := cli.PortsToKill()
 	v := newValidator()
+	var intRangePorts []int
 
 	var xps []string = strings.Split(ports.Ports, " ")
 	var xrps []string = strings.Split(ports.PortRange, " ")
 
 	_ = v.rangeOfPortsAreNumbers(xps)
-	intRangePorts := v.rangeOfPortsAreNumbers(xrps)
+	if len(xrps) == 2 {
+		intRangePorts = v.rangeOfPortsAreNumbers(xrps)
+	}
 
 	v.oneFlagProvided(xps, xrps)
 	v.multipleFlagsNotProvided(xps, xrps)
-	/*
-		if len(xps) < 1 && len(xrps) < 1 {
-			fmt.Fprintf(os.Stderr, "no flags provided\n")
-			os.Exit(1)
-		}
-	*/
-
-	/*
-		if len(xps) > 1 && len(xrps) > 1 {
-			fmt.Println("cannot have range and port flag at the same time")
-			os.Exit(1)
-		}
-	*/
-
-	/*
-		// checks if each port provided is an integer
-		for _, p := range xps {
-			if _, err := strconv.Atoi(p); err != nil {
-				fmt.Fprintf(os.Stderr, "Error: port argument is not a number %s \n", p)
-				os.Exit(1)
-			}
-		}
 
-		if len(xrps) > 1 {
-			// check if the two numbers provided are valid integers
-			for _, rp := range xrps {
-				if _, err := strconv.Atoi(rp); err != nil {
-					fmt.Fprintf(os.Stderr, "Error: port argument is not a number %s \n", rp)
-					os.Exit(1)
-				}
-			}
-		}
-	*/
-
-	/*
-		if len(xrps) != 2 {
-			fmt.Fprintf(os.Stderr, "only two numbers are accepatble for a range, eg: '3000 3002'")
-			os.Exit(1)
-		}
-	*/
-
-	// checks to make sure that left to right the numbers increase
-	/*
-		if xrps[0] > xrps[1] {
-			fmt.Fprintf(os.Stderr, "first argument must be less than second argument")
-			os.Exit(1)
-		}
-	*/
+	if len(xrps) > 1 {
+		v.rangeAreAscending(intRangePorts[0], intRangePorts[1])
+	}
 
-	v.rangeAreAscending(intRangePorts[0], intRangePorts[1])
 	v.isValid()
 
 	if runtime.GOOS == "windows" {
 		msg, err := execWindows(xps, xrps)
 		if err != nil {
-			// fmt.Fprintf(os.Stderr, err.Error())
 			fmt.Println(err.Error())
 			os.Exit(1)
 		}

validator.go

@@ -36,7 +36,15 @@ func (v *Validator) multipleFlagsNotProvided(ports, portRange []string) {
 
 func (v *Validator) rangeOfPortsAreNumbers(ports []string) []int {
 	var numPorts []int
+
+	if len(ports) < 1 {
+		return numPorts
+	}
+
+	fmt.Println(ports)
+
 	for _, port := range ports {
+		fmt.Printf("in validator %T \n", port)
 		if _, err := strconv.Atoi(port); err != nil {
 			msg := fmt.Sprintf("Error: port argument is not a number: %s \n", port)
 			v.addError(msg)