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Remove elements iterator clone and only keep first element instead

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This commit is contained in:
Guillaume Gomez 2020-07-16 18:34:49 +02:00
parent 382d5bb715
commit 52c65e05f5
1 changed files with 3 additions and 3 deletions
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6
src/librustdoc/html/static/source-script.js
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@ -141,8 +141,8 @@ function createSourceSidebar() {
main.insertBefore(sidebar, main.firstChild);
// Focus on the current file in the source files sidebar.
var selected_elems = Array.prototype.slice.call(sidebar.getElementsByClassName("selected"));
if (selected_elems.length > 0) {
selected_elems[0].focus();
var selected_elem = sidebar.getElementsByClassName("selected")[0];
if (typeof selected_elem !== "undefined") {
selected_elem.focus();
}
}