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Bugfix: extra space left behind in class field

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`add_class` was leaving behind an extra space on mouseout
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rmrenner 2018-11-23 08:25:10 -06:00 • committed by GitHub
parent edcf78242a
commit 083e5cbec5
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 21 additions and 9 deletions
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30
highlight-lisp.js
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@ -491,13 +491,25 @@ var highlight_lisp = function() {
}
};
var add_class = function(el, classname, add)
{
if(!el) return;
el.className = el.className.replace(new RegExp(classname, 'g'), '');
if(add) el.className += ' '+classname;
};
var toggle_class = function(element, classname)
{
if (element.classList)
{ element.classList.toggle(classname); }
else
{
//for IE9
var classes = element.className.split(" ");
var i = classes.indexOf(classname);
if (i >= 0)
{ classes.splice(i, 1); }
else
{
classes.push(classname);
element.className = classes.join(" ");
}
}
}
var codes = document.getElementsByClassName('hl-highlighted');
for(var i = 0; i < codes.length; i++)
{
@ -507,8 +519,8 @@ var highlight_lisp = function() {
var hovered = e.target;
if(!is_paren(hovered)) return;
var match = find_match(hovered);
add_class(hovered, 'active', add);
add_class(match, 'active', add);
toggle_class(hovered, 'active');
toggle_class(match, 'active');
};
code.addEventListener('mouseover', listener.bind(this, true));
code.addEventListener('mouseout', listener.bind(this, false));