增加int包装类型

int.go

@@ -0,0 +1,89 @@
+// Package wrapper ...
+//
+// Description : wrapper ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2023-05-05 13:56
+package wrapper
+
+import (
+	"fmt"
+	"math"
+)
+
+// Int int类型
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 13:57 2023/5/5
+type Int int64
+
+// ToInt8 ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 13:57 2023/5/5
+func (i Int) ToInt8() (int8, error) {
+	if math.MaxInt8 < int64(i) || math.MinInt8 > int64(i) {
+		return 0, fmt.Errorf("int8 value should between %v and %v ", math.MinInt8, math.MaxInt8)
+	}
+	return int8(i), nil
+}
+
+// ToInt16 ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 14:05 2023/5/5
+func (i Int) ToInt16() (int16, error) {
+	if math.MaxInt16 < int64(i) || math.MinInt16 > int64(i) {
+		return 0, fmt.Errorf("int16 value should between %v and %v ", math.MinInt8, math.MaxInt8)
+	}
+	return int16(i), nil
+}
+
+// ToInt32 ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 14:05 2023/5/5
+func (i Int) ToInt32() (int32, error) {
+	if math.MaxInt32 < int64(i) || math.MinInt32 > int64(i) {
+		return 0, fmt.Errorf("int32 value should between %v and %v ", math.MinInt8, math.MaxInt8)
+	}
+	return int32(i), nil
+}
+
+// ToInt64 ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 14:06 2023/5/5
+func (i Int) ToInt64() (int64, error) {
+	if math.MaxInt64 < i || math.MinInt64 > i {
+		return 0, fmt.Errorf("int64 value should between %v and %v ", math.MinInt8, math.MaxInt8)
+	}
+	return int64(i), nil
+}
+
+// ToInt ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 14:07 2023/5/5
+func (i Int) ToInt() (int, error) {
+	if math.MaxInt < i || math.MinInt > i {
+		return 0, fmt.Errorf("int value should between %v and %v ", math.MinInt8, math.MaxInt8)
+	}
+	return int(i), nil
+}
+
+// ToString ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 14:07 2023/5/5
+func (i Int) ToString() string {
+	return fmt.Sprintf("%v", i)
+}