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techknowlogick 2021-02-28 18:08:33 -05:00 committed by GitHub
parent 030646eea4
commit 47f6a4ec3f
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947 changed files with 26119 additions and 7062 deletions

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@ -18,8 +18,7 @@ import (
"html"
"regexp"
"strings"
"github.com/shurcooL/sanitized_anchor_name"
"unicode"
)
const (
@ -259,7 +258,7 @@ func (p *Markdown) prefixHeading(data []byte) int {
}
if end > i {
if id == "" && p.extensions&AutoHeadingIDs != 0 {
id = sanitized_anchor_name.Create(string(data[i:end]))
id = SanitizedAnchorName(string(data[i:end]))
}
block := p.addBlock(Heading, data[i:end])
block.HeadingID = id
@ -673,6 +672,7 @@ func (p *Markdown) fencedCodeBlock(data []byte, doRender bool) int {
if beg == 0 || beg >= len(data) {
return 0
}
fenceLength := beg - 1
var work bytes.Buffer
work.Write([]byte(info))
@ -706,6 +706,7 @@ func (p *Markdown) fencedCodeBlock(data []byte, doRender bool) int {
if doRender {
block := p.addBlock(CodeBlock, work.Bytes()) // TODO: get rid of temp buffer
block.IsFenced = true
block.FenceLength = fenceLength
finalizeCodeBlock(block)
}
@ -1503,7 +1504,7 @@ func (p *Markdown) paragraph(data []byte) int {
id := ""
if p.extensions&AutoHeadingIDs != 0 {
id = sanitized_anchor_name.Create(string(data[prev:eol]))
id = SanitizedAnchorName(string(data[prev:eol]))
}
block := p.addBlock(Heading, data[prev:eol])
@ -1588,3 +1589,24 @@ func skipUntilChar(text []byte, start int, char byte) int {
}
return i
}
// SanitizedAnchorName returns a sanitized anchor name for the given text.
//
// It implements the algorithm specified in the package comment.
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)
}