chore: tcp example (#38)

examples/tcp.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+	"os"
+	"time"
+
+	"github.com/jesusprubio/up/pkg"
+)
+
+func main() {
+	logger := slog.New(slog.NewTextHandler(os.Stderr, nil))
+	probe := pkg.Probe{
+		Protocols: []*pkg.Protocol{pkg.Protocols[1]},
+		Count:     3,
+		Timeout:   2 * time.Second,
+		Logger:    logger,
+		ReportCh:  make(chan *pkg.Report),
+	}
+	go func() {
+		for report := range probe.ReportCh {
+			fmt.Println(report)
+		}
+	}()
+	err := probe.Run(context.Background())
+	if err != nil {
+		fmt.Printf("Error: %s\n", err)
+	}
+}