From 7476278c52ddd795855af7383b4296bf16706bf4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BE=90=E6=B6=9B?= <midnite@outlook.com>
Date: Sun, 11 Jun 2023 17:43:34 +0800
Subject: [PATCH] =?UTF-8?q?enhance(tools):=E5=A2=9E=E5=8A=A0=E4=B8=80?=
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---
 tools/utils.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tools/utils.go b/tools/utils.go
index 4779a6a..561f5e3 100644
--- a/tools/utils.go
+++ b/tools/utils.go
@@ -119,3 +119,11 @@ func NewDecimalFromString(val *string, defaultValue decimal.Decimal) decimal.Dec
 	}
 	return nd
 }
+
+// 将空白字符串转换为空指针，同时字符串本身也将转换为指针类型。
+func EmptyToNil(val string) *string {
+	if len(val) == 0 {
+		return nil
+	}
+	return &val
+}