Provide port option as int, not string

documentation/docs/guides/options.md

@@ -11,7 +11,7 @@ import "github.com/go-fuego/fuego"
 
 func main() {
 	s := fuego.NewServer(
-		fuego.WithPort(":8080"),
+		fuego.WithPort(8080),
 		fuego.WithOpenAPIConfig(fuego.OpenAPIConfig{
 			DisableSwagger   : true,
 		}),
@@ -33,7 +33,7 @@ You can change the port of the server with the `WithPort` option.
 
 ```go
 s := fuego.NewServer(
-	fuego.WithPort(":8080"),
+	fuego.WithPort(8080),
 )
 ```
 

examples/full-app-gourmet/main.go

@@ -26,7 +26,7 @@ func main() {
 	}
 
 	// Flags
-	port := flag.String("port", ":8083", "port to listen to")
+	port := flag.Int("port", 8083, "port to listen to")
 	dbPath := flag.String("db", "./recipe.db", "path to database file")
 	debug := flag.Bool("debug", false, "debug mode")
 	flag.Parse()

options.go

@@ -8,7 +8,6 @@ import (
 	"log/slog"
 	"net/http"
 	"os"
-	"strings"
 	"time"
 
 	"github.com/getkin/kin-openapi/openapi3"
@@ -217,18 +216,11 @@ func WithDisallowUnknownFields(b bool) func(*Server) {
 	return func(c *Server) { c.DisallowUnknownFields = b }
 }
 
-// WithPort sets the port of the server. For example, "8080".
-//
-// Deprecated: Use WithAddr instead as that allows to set the host and the port.
-func WithPort(port string) func(*Server) {
-	var addr string
-	if strings.HasPrefix(port, ":") {
-		addr = port
-	} else {
-		addr = fmt.Sprintf(":%s", port)
-	}
-
-	return func(c *Server) { c.Server.Addr = addr }
+// WithPort sets the port of the server. For example, 8080.
+// If not specified, the default port is 9999.
+// If you want to use a different address, use [WithAddr] instead.
+func WithPort(port int) func(*Server) {
+	return func(s *Server) { s.Server.Addr = fmt.Sprintf(":%d", port) }
 }
 
 // WithAddr optionally specifies the TCP address for the server to listen on, in the form "host:port".

options_test.go

@@ -259,41 +259,15 @@ func TestWithAddr(t *testing.T) {
 }
 
 func TestWithPort(t *testing.T) {
-	tests := []struct {
-		name         string
-		port         string
-		expectedAddr string
-	}{
-		{
-			name:         "port provided with :",
-			port:         ":8888",
-			expectedAddr: ":8888",
-		},
-		{
-			name:         "port provided without :",
-			port:         "8888",
-			expectedAddr: ":8888",
-		},
-		{
-			name:         "no port provided",
-			port:         "",
-			expectedAddr: ":9999",
-		},
-	}
-	for _, tt := range tests {
-		t.Run(
-			tt.name, func(t *testing.T) {
-				var opts []func(*Server)
-
-				if tt.port != "" {
-					opts = append(opts, WithPort(tt.port))
-				}
-
-				s := NewServer(
-					opts...,
-				)
-				require.Equal(t, tt.expectedAddr, s.Server.Addr)
-			},
+	t.Run("with custom port, that port is used", func(t *testing.T) {
+		s := NewServer(
+			WithPort(8488),
 		)
-	}
+		require.Equal(t, ":8488", s.Server.Addr)
+	})
+
+	t.Run("no port provided, default is used (9999)", func(t *testing.T) {
+		s := NewServer()
+		require.Equal(t, ":9999", s.Server.Addr)
+	})
 }