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Add needed checks for link if attributes are empty

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This commit is contained in:
Jason Streifling 2024-10-17 05:18:02 +02:00
parent 46138d302b
commit 434783165b
1 changed files with 12 additions and 6 deletions
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18
link.go
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@ -38,16 +38,22 @@ func (l *Link) Check() error {
} }
} }
if strings.Contains(l.Rel, ":") && !isValidIRI(IRI(l.Rel)) { if l.Rel != "" {
return fmt.Errorf("rel attribute %v of link %v not correctly formatted", l.Rel, l.Href) if strings.Contains(l.Rel, ":") && !isValidIRI(IRI(l.Rel)) {
return fmt.Errorf("rel attribute %v of link %v not correctly formatted", l.Rel, l.Href)
}
} }
if !isValidMediaType(string(l.Type)) { if l.Type != "" {
return fmt.Errorf("type attribute %v of link %v invalid media type", l.Type, l.Href) if !isValidMediaType(string(l.Type)) {
return fmt.Errorf("type attribute %v of link %v invalid media type", l.Type, l.Href)
}
} }
if !isValidLanguageTag(l.HrefLang) { if l.HrefLang != "" {
return fmt.Errorf("hreflang attribute %v of link %v invalid language tag", l.Type, l.HrefLang) if !isValidLanguageTag(l.HrefLang) {
return fmt.Errorf("hreflang attribute %v of link %v invalid language tag", l.Type, l.HrefLang)
}
} }
if l.Content == nil { if l.Content == nil {