add '{date}' dynamic path parameter type

macro/macro.go

@@ -207,7 +207,6 @@ func convertBuilderFunc(fn interface{}) ParamFuncBuilder {
 						val = strings.Split(arg[1:len(arg)-1], ",") // only string slices.
 					}
 				}
-
 			default:
 				val = arg
 			}

macro/macro_test.go

@@ -4,6 +4,7 @@ import (
 	"reflect"
 	"strconv"
 	"testing"
+	"time"
 )
 
 // Most important tests to look:
@@ -484,6 +485,35 @@ func TestEmailEvaluatorRaw(t *testing.T) {
 	}
 }
 
+func TestDateEvaluatorRaw(t *testing.T) {
+	tests := []struct {
+		pass            bool
+		input           string
+		timeStringValue string
+	}{
+		{true, "2022/04/21", "2022-04-21 00:00:00 +0000 UTC"}, // 0
+		{true, "2022/12/05", "2022-12-05 00:00:00 +0000 UTC"}, // 1
+		{false, "2022/4", ""},      // 2
+		{false, "1/4/1", ""},       // 3
+		{false, "2022/4/", ""},     // 4
+		{false, "2022/4/21/0", ""}, // 5
+		{false, "1993", ""},        // 6
+	}
+	for i, tt := range tests {
+		testEvaluatorRaw(t, Date, tt.input, reflect.TypeOf(time.Time{}).Kind(), tt.pass, i)
+
+		if v, ok := Date.Evaluator(tt.input); ok {
+			if value, ok := v.(time.Time); ok {
+				if expected, got := tt.timeStringValue, value.String(); expected != got {
+					t.Fatalf("[%d] expected: %s but got: %s", i, expected, got)
+				}
+			} else {
+				t.Fatalf("[%d] expected to be able to cast as time.Time directly", i)
+			}
+		}
+	}
+}
+
 func TestConvertBuilderFunc(t *testing.T) {
 	fn := func(min uint64, slice []string) func(string) bool {
 		return func(paramValue string) bool {

macro/macros.go

@@ -7,6 +7,7 @@ import (
 	"net/mail"
 	"strconv"
 	"strings"
+	"time"
 
 	"github.com/kataras/iris/v12/macro/interpreter/ast"
 
@@ -431,6 +432,18 @@ var (
 		return paramValue, true
 	})
 
+	simpleDateLayout = "2006/01/02"
+
+	// Date type.
+	Date = NewMacro("date", "", false, true, func(paramValue string) (interface{}, bool) {
+		tt, err := time.Parse(simpleDateLayout, paramValue)
+		if err != nil {
+			return fmt.Errorf("%s: %w", paramValue, err), false
+		}
+
+		return tt, true
+	})
+
 	// Defaults contains the defaults macro and parameters types for the router.
 	//
 	// Read https://github.com/kataras/iris/tree/master/_examples/routing/macros for more details.
@@ -453,6 +466,7 @@ var (
 		UUID,
 		Mail,
 		Email,
+		Date,
 	}
 )