StarMirror/showdown
1
0
Fork 0
mirror of https://github.com/showdownjs/showdown.git synced 2024-03-22 13:30:55 +08:00
Code Issues Projects Releases Wiki Activity

simplification

Browse Source
This commit is contained in:
David Poetzsch-Heffter 2024-01-18 15:53:18 +01:00
parent 001125a9bf
commit 6483564893
1 changed files with 6 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/subParsers/makehtml/hashHTMLSpans.js
View File

@ -56,16 +56,12 @@ showdown.subParser('makehtml.unhashHTMLSpans', function (text, options, globals)
replacedSpans.push(repText);
}
// Repeated replace is really slow for a large number of spans and long texts
// (for example for 4000 spans and 1.8MB of text it can take >10sec).
// By only going through the text once, we can reduce the time to just a few milliseconds.
var s = text.split('¨C');
for (var ii = 1; ii < s.length; ++ii) {
var endIdx = s[ii].indexOf('C');
var span = replacedSpans[s[ii].substring(0, endIdx)];
s[ii] = span + s[ii].substring(endIdx + 1);
}
text = s.join('');
// It is important to only do one replace for all the spans combined.
// Otherwise this gets really slow on large texts with many spans because
// of all the string copies.
text = text.replace(/¨C(\d+)C/g, function (_wm, num) {
return replacedSpans[num];
});
text = globals.converter._dispatch('makehtml.unhashHTMLSpans.after', text, options, globals).getText();
return text;