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Diffstat (limited to 'markup/blackfriday/convert.go')
| -rw-r--r-- | markup/blackfriday/convert.go | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/markup/blackfriday/convert.go b/markup/blackfriday/convert.go index bbbc2b377..d844c5554 100644 --- a/markup/blackfriday/convert.go +++ b/markup/blackfriday/convert.go @@ -15,6 +15,8 @@ package blackfriday import ( + "unicode" + "github.com/gohugoio/hugo/identity" "github.com/gohugoio/hugo/markup/blackfriday/blackfriday_config" "github.com/gohugoio/hugo/markup/converter" @@ -61,7 +63,27 @@ type blackfridayConverter struct { } func (c *blackfridayConverter) SanitizeAnchorName(s string) string { - return blackfriday.SanitizedAnchorName(s) + return SanitizedAnchorName(s) +} + +// SanitizedAnchorName is how Blackfriday sanitizes anchor names. +// Implementation borrowed from https://github.com/russross/blackfriday/blob/a477dd1646916742841ed20379f941cfa6c5bb6f/block.go#L1464 +func SanitizedAnchorName(text string) string { + var anchorName []rune + futureDash := false + for _, r := range text { + switch { + case unicode.IsLetter(r) || unicode.IsNumber(r): + if futureDash && len(anchorName) > 0 { + anchorName = append(anchorName, '-') + } + futureDash = false + anchorName = append(anchorName, unicode.ToLower(r)) + default: + futureDash = true + } + } + return string(anchorName) } func (c *blackfridayConverter) AnchorSuffix() string { |