Feature/generic type (#19)

Supports generics and any

sliceUtil/column_slice_test.go

@@ -1,7 +1,6 @@
 package sliceUtil
 
 import (
-	"errors"
 	"reflect"
 	"testing"
 )
@@ -18,11 +17,7 @@ import (
 //	}
 //
 //	// 获取年龄列
-//	ages, err := ColumnSlice(people, "Age")
-//	if err != nil {
-//		fmt.Println(err)
-//		return
-//	}
+//	ages := ColumnSlice(people, "Age")
 //	fmt.Println(ages) // 输出：[18 20 22]
 //}
 
@@ -34,43 +29,30 @@ func TestColumnSlice(t *testing.T) {
 
 	testCases := []struct {
 		name   string
-		input  interface{}
+		input  []Person
 		column string
-		output []interface{}
-		err    error
+		output []any
 	}{
 		{
 			name:   "success",
 			input:  []Person{{"Alice", 18}, {"Bob", 20}, {"Charlie", 22}},
 			column: "Age",
-			output: []interface{}{18, 20, 22},
-			err:    nil,
-		},
-		{
-			name:   "not a slice",
-			input:  Person{"Alice", 18},
-			column: "Age",
-			output: nil,
-			err:    errors.New("not a slice"),
+			output: []any{18, 20, 22},
 		},
 		{
 			name:   "column not found",
 			input:  []Person{{"Alice", 18}, {"Bob", 20}, {"Charlie", 22}},
 			column: "Gender",
-			output: nil,
-			err:    errors.New("column not found"),
+			output: []any{},
 		},
 	}
 
 	for _, tc := range testCases {
 		t.Run(tc.name, func(t *testing.T) {
-			output, err := ColumnSlice(tc.input, tc.column)
+			output := ColumnSlice(tc.input, tc.column)
 			if !reflect.DeepEqual(output, tc.output) {
 				t.Errorf("expected %v, but got %v", tc.output, output)
 			}
-			if !reflect.DeepEqual(err, tc.err) {
-				t.Errorf("expected %v, but got %v", tc.err, err)
-			}
 		})
 	}
 }