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Rollup merge of #96361 - GuillaumeGomez:es6, r=notriddle

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Switch JS code to ES6

Considering it's already quite big, I'll do the remaining files in another PR.

Part of #93058.

r? ``@notriddle``
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Guillaume Gomez 2022-04-26 13:22:28 +02:00 • committed by GitHub
commit 52fefb0454
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3 changed files with 232 additions and 228 deletions
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425
src/librustdoc/html/static/js/search.js
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15
src/librustdoc/html/static/js/settings.js
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@ -1,4 +1,7 @@
// Local js definitions:
/* eslint-env es6 */
/* eslint no-var: "error" */
/* eslint prefer-const: "error" */
/* global getSettingValue, getVirtualKey, onEachLazy, updateLocalStorage, updateSystemTheme */
/* global addClass, removeClass */
@ -55,9 +58,9 @@
function setEvents() {
updateLightAndDark();
onEachLazy(document.getElementsByClassName("slider"), function(elem) {
var toggle = elem.previousElementSibling;
var settingId = toggle.id;
var settingValue = getSettingValue(settingId);
const toggle = elem.previousElementSibling;
const settingId = toggle.id;
const settingValue = getSettingValue(settingId);
if (settingValue !== null) {
toggle.checked = settingValue === "true";
}
@ -68,9 +71,9 @@
toggle.onkeyrelease = handleKey;
});
onEachLazy(document.getElementsByClassName("select-wrapper"), function(elem) {
var select = elem.getElementsByTagName("select")[0];
var settingId = select.id;
var settingValue = getSettingValue(settingId);
const select = elem.getElementsByTagName("select")[0];
const settingId = select.id;
const settingValue = getSettingValue(settingId);
if (settingValue !== null) {
select.value = settingValue;
}