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

22
src/theme/book.js
View file

@ -1,6 +1,6 @@
'use strict'; 'use strict';
/* global default_theme, hljs, ClipboardJS */ /* global default_theme, default_dark_theme, default_light_theme, hljs, ClipboardJS */
// Fix back button cache problem // Fix back button cache problem
window.onunload = function() { }; window.onunload = function() { };
@ -329,11 +329,11 @@ aria-label="Show hidden lines"></button>';
themePopup.querySelectorAll('.theme-selected').forEach(function(el) { themePopup.querySelectorAll('.theme-selected').forEach(function(el) {
el.classList.remove('theme-selected'); el.classList.remove('theme-selected');
}); });
const selected = get_saved_theme() ?? "default_theme"; const selected = get_saved_theme() ?? 'default_theme';
var element = themePopup.querySelector("button#" + selected); let element = themePopup.querySelector('button#' + selected);
if (element === null) { if (element === null) {
// Fall back in case there is no "Default" item. // 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'); element.classList.add('theme-selected');
} }
@ -345,7 +345,7 @@ aria-label="Show hidden lines"></button>';
} }
function get_saved_theme() { function get_saved_theme() {
var theme = null; let theme = null;
try { try {
theme = localStorage.getItem('mdbook-theme'); theme = localStorage.getItem('mdbook-theme');
} catch (e) { } catch (e) {
@ -359,14 +359,14 @@ aria-label="Show hidden lines"></button>';
} }
function get_theme() { function get_theme() {
var theme = get_saved_theme(); const theme = get_saved_theme();
if (theme === null || theme === undefined || !themeIds.includes(theme)) { if (theme === null || theme === undefined || !themeIds.includes(theme)) {
if (typeof default_dark_theme === 'undefined') { if (typeof default_dark_theme === 'undefined') {
// A customized index.hbs might not define this, so fall back to // A customized index.hbs might not define this, so fall back to
// old behavior of determining the default on page load. // old behavior of determining the default on page load.
return default_theme; return default_theme;
} }
return window.matchMedia("(prefers-color-scheme: dark)").matches return window.matchMedia('(prefers-color-scheme: dark)').matches
? default_dark_theme ? default_dark_theme
: default_light_theme; : default_light_theme;
} else { } 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) { function set_theme(theme, store = true) {
let ace_theme; let ace_theme;
@ -420,8 +420,8 @@ aria-label="Show hidden lines"></button>';
updateThemeSelected(); updateThemeSelected();
} }
const query = window.matchMedia("(prefers-color-scheme: dark)"); const query = window.matchMedia('(prefers-color-scheme: dark)');
query.onchange = function(event) { query.onchange = function() {
set_theme(get_theme(), false); set_theme(get_theme(), false);
}; };
@ -445,7 +445,7 @@ aria-label="Show hidden lines"></button>';
} else { } else {
return; return;
} }
if (theme === "default_theme" || theme == null) { if (theme === 'default_theme' || theme === null) {
delete_saved_theme(); delete_saved_theme();
set_theme(get_theme(), false); set_theme(get_theme(), false);
} else { } else {