shithub: hugo

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Fix some Go vet errors

--- a/hugolib/site.go

+++ b/hugolib/site.go

@@ -135,6 +135,7 @@

 // linkedin

 type SiteSocial map[string]string

+// GetParam gets a site parameter value if found, nil if not.

 func (s *SiteInfo) GetParam(key string) interface{} {

 	v := s.Params[strings.ToLower(key)]

@@ -209,14 +210,17 @@

 	return link, nil

 }

+// Ref will give an absolute URL to ref in the given Page.

 func (s *SiteInfo) Ref(ref string, page *Page) (string, error) {

 	return s.refLink(ref, page, false)

 }

+// RelRef will give an relative URL to ref in the given Page.

 func (s *SiteInfo) RelRef(ref string, page *Page) (string, error) {

 	return s.refLink(ref, page, true)

 }

+//  TODO(sven): Document

 func (s *SiteInfo) GitHub(ref string, page *Page) (string, error) {

 	return s.githubLink(ref, page, true)

 }

@@ -308,6 +312,7 @@

 	return link, nil

 }

+// TODO(sven): Document

 func (s *SiteInfo) GitHubFileLink(ref string, page *Page) (string, error) {

 	return s.githubFileLink(ref, page, false)

 }

@@ -366,12 +371,6 @@

 		} else {

 			return "/" + filepath.ToSlash(link), nil

 		}

-

-		if err != nil {

-			return "", err

-		}

-

-		return link, nil

 	}

 	return "", fmt.Errorf("failed to find a file to match \"%s\" on page \"%s\"", ref, currentPage.Source.Path())