Get rid of checks when creating constructs. Check should handle this.

link.go

@@ -17,31 +17,9 @@ type Link struct {
 	Length   uint   `xml:"length,attr,omitempty"`
 }
 
-// NewLink creates a new Link. It returns a *Link and an error.
-func NewLink(href string) (*Link, error) {
-	if !isValidIRI(href) {
-		return nil, fmt.Errorf("href %v not correctly formatted", href)
-	}
-
-	return &Link{Href: href}, nil
-}
-
-// SetType sets the Type attribute of the Link. It returns an error.
-func (l *Link) SetType(t string) error {
-	if !isValidMediaType(t) {
-		return fmt.Errorf("type %v invalid media type", t)
-	}
-
-	return nil
-}
-
-// SetHrefLang sets the HrefLang attribute of the Link. It returns an error.
-func (l *Link) SetHrefLang(h string) error {
-	if !isValidLanguageTag(h) {
-		return fmt.Errorf("hreflang %v invalid language tag", h)
-	}
-
-	return nil
+// NewLink creates a new Link. It returns a *Link.
+func NewLink(href string) *Link {
+	return &Link{Href: href}
 }
 
 // Check checks the Link for incompatibilities with RFC4287. It returns an