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package blackfriday
import (
"html"
"io"
)
var htmlEscaper = [256][]byte{
'&': []byte("&"),
'<': []byte("<"),
'>': []byte(">"),
'"': []byte("""),
}
func escapeHTML(w io.Writer, s []byte) {
var start, end int
for end < len(s) {
escSeq := htmlEscaper[s[end]]
if escSeq != nil {
w.Write(s[start:end])
w.Write(escSeq)
start = end + 1
}
end++
}
if start < len(s) && end <= len(s) {
w.Write(s[start:end])
}
}
func escLink(w io.Writer, text []byte) {
unesc := html.UnescapeString(string(text))
escapeHTML(w, []byte(unesc))
}
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