shithub: hugo

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Remove trailing hyphen from auto heading ID

Applicable when autoHeadingIDType is either `github` or `github-ascii`.

When autoHeadingIDType is `blackfriday`, the existing code removes
trailing whitespace while iterating through the characters, using
a boolean "futureDash" mechanism.

Fixes #6798

--- a/markup/goldmark/autoid.go

+++ b/markup/goldmark/autoid.go

@@ -54,6 +54,8 @@

 			b = text.RemoveAccents(b)

 		}

+		b = bytes.TrimSpace(b)

+

 		for len(b) > 0 {

 			r, size := utf8.DecodeRune(b)

 			switch {

--- a/markup/goldmark/autoid_test.go

+++ b/markup/goldmark/autoid_test.go

@@ -66,6 +66,9 @@

 	testlines, expectlines := strings.Split(tests, "\n"), strings.Split(expect, "\n")

+	testlines = append(testlines, "Trailing Space ")

+	expectlines = append(expectlines, "trailing-space")

+

 	if len(testlines) != len(expectlines) {

 		panic("test setup failed")

 	}