Fix: url.Values map was not initialized (#14485)

PhilAtWysdom · 6543 · web-flow · commit af7f71207c3e · 2021-01-27T15:33:32.000+02:00
Values map was not initialized, leading to error 500 on submission of initial configuration

Co-authored-by: 6543 &lt;6543@obermui.de&gt;
diff --git a/modules/middlewares/flash.go b/modules/middlewares/flash.go
@@ -27,6 +27,9 @@ type Flash struct {
 }
 
 func (f *Flash) set(name, msg string, current ...bool) {
+	if f.Values == nil {
+		f.Values = make(map[string][]string)
+	}
 	isShow := false
 	if (len(current) == 0 && FlashNow) ||
 		(len(current) > 0 && current[0]) {

Original file line number	Diff line number	Diff line change
`@@ -27,6 +27,9 @@ type Flash struct {`
`27`	`27`	`}`
`28`	`28`
`29`	`29`	`func (f *Flash) set(name, msg string, current ...bool) {`
	`30`	`+ if f.Values == nil {`
	`31`	`+ f.Values = make(map[string][]string)`
	`32`	`+ }`
`30`	`33`	`isShow := false`
`31`	`34`	`if (len(current) == 0 && FlashNow) \|\|`
`32`	`35`	`(len(current) > 0 && current[0]) {`