diff options
Diffstat (limited to 'modules/label')
| -rw-r--r-- | modules/label/label.go | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/modules/label/label.go b/modules/label/label.go index ce028aa9f3..3e68c4d26e 100644 --- a/modules/label/label.go +++ b/modules/label/label.go @@ -7,10 +7,10 @@ import ( "fmt" "regexp" "strings" -) + "sync" -// colorPattern is a regexp which can validate label color -var colorPattern = regexp.MustCompile("^#?(?:[0-9a-fA-F]{6}|[0-9a-fA-F]{3})$") + "code.gitea.io/gitea/modules/util" +) // Label represents label information loaded from template type Label struct { @@ -21,6 +21,10 @@ type Label struct { ExclusiveOrder int `yaml:"exclusive_order,omitempty"` } +var colorPattern = sync.OnceValue(func() *regexp.Regexp { + return regexp.MustCompile(`^#([\da-fA-F]{3}|[\da-fA-F]{6})$`) +}) + // NormalizeColor normalizes a color string to a 6-character hex code func NormalizeColor(color string) (string, error) { // normalize case @@ -31,8 +35,8 @@ func NormalizeColor(color string) (string, error) { color = "#" + color } - if !colorPattern.MatchString(color) { - return "", fmt.Errorf("bad color code: %s", color) + if !colorPattern().MatchString(color) { + return "", util.NewInvalidArgumentErrorf("invalid color: %s", color) } // convert 3-character shorthand into 6-character version |