Added emptiness check to the LogStream &operator<< with std::string_view (#2234)

Demilivor · web-flow · commit 3a6268f7e98c · 2024-12-19T10:36:20.000+08:00
diff --git a/lib/inc/drogon/utils/Utilities.h b/lib/inc/drogon/utils/Utilities.h
@@ -584,7 +584,8 @@ namespace trantor
 {
 inline LogStream &operator<<(LogStream &ls, const std::string_view &v)
 {
-    ls.append(v.data(), v.length());
+    if (!v.empty())
+        ls.append(v.data(), v.length());
     return ls;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -584,7 +584,8 @@ namespace trantor`
`584`	`584`	`{`
`585`	`585`	`inline LogStream &operator<<(LogStream &ls, const std::string_view &v)`
`586`	`586`	`{`
`587`		`- ls.append(v.data(), v.length());`
	`587`	`+ if (!v.empty())`
	`588`	`+ ls.append(v.data(), v.length());`
`588`	`589`	`return ls;`
`589`	`590`	`}`
`590`	`591`