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Fix eslint errors

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This updates the ecmaVersion due to the ?? nullish coalescing operator.
This commit is contained in:
Eric Huss 2025-03-31 11:50:13 -07:00
parent 20eea0b41e
commit 54d8d37b77
2 changed files with 13 additions and 13 deletions
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2
.eslintrc.json
View File

@ -10,7 +10,7 @@
"require": "readonly"
},
"parserOptions": {
"ecmaVersion": 2018,
"ecmaVersion": 2021,
"requireConfigFile": false,
"sourceType": "module"
},

24
src/theme/book.js
View File

@ -1,6 +1,6 @@
'use strict';
/* global default_theme, hljs, ClipboardJS */
/* global default_theme, default_dark_theme, default_light_theme, hljs, ClipboardJS */
// Fix back button cache problem
window.onunload = function() { };
@ -329,11 +329,11 @@ aria-label="Show hidden lines"></button>';
themePopup.querySelectorAll('.theme-selected').forEach(function(el) {
el.classList.remove('theme-selected');
});
const selected = get_saved_theme() ?? "default_theme";
var element = themePopup.querySelector("button#" + selected);
const selected = get_saved_theme() ?? 'default_theme';
let element = themePopup.querySelector('button#' + selected);
if (element === null) {
// Fall back in case there is no "Default" item.
element = themePopup.querySelector("button#" + get_theme());
element = themePopup.querySelector('button#' + get_theme());
}
element.classList.add('theme-selected');
}
@ -345,7 +345,7 @@ aria-label="Show hidden lines"></button>';
}
function get_saved_theme() {
var theme = null;
let theme = null;
try {
theme = localStorage.getItem('mdbook-theme');
} catch (e) {
@ -359,14 +359,14 @@ aria-label="Show hidden lines"></button>';
}
function get_theme() {
var theme = get_saved_theme();
const theme = get_saved_theme();
if (theme === null || theme === undefined || !themeIds.includes(theme)) {
if (typeof default_dark_theme === 'undefined') {
// A customized index.hbs might not define this, so fall back to
// old behavior of determining the default on page load.
return default_theme;
}
return window.matchMedia("(prefers-color-scheme: dark)").matches
return window.matchMedia('(prefers-color-scheme: dark)').matches
? default_dark_theme
: default_light_theme;
} else {
@ -374,7 +374,7 @@ aria-label="Show hidden lines"></button>';
}
}
var previousTheme = default_theme;
let previousTheme = default_theme;
function set_theme(theme, store = true) {
let ace_theme;
@ -420,9 +420,9 @@ aria-label="Show hidden lines"></button>';
updateThemeSelected();
}
const query = window.matchMedia("(prefers-color-scheme: dark)");
query.onchange = function(event) {
set_theme(get_theme(), false);
const query = window.matchMedia('(prefers-color-scheme: dark)');
query.onchange = function() {
set_theme(get_theme(), false);
};
// Set theme.
@ -445,7 +445,7 @@ aria-label="Show hidden lines"></button>';
} else {
return;
}
if (theme === "default_theme" || theme == null) {
if (theme === 'default_theme' || theme === null) {
delete_saved_theme();
set_theme(get_theme(), false);
} else {