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rustdoc: clean up storage.js

This converts a few functions to more compact versions of
themselves, and moves `RUSTDOC_MOBILE_BREAKPOINT` to main.js where
it's actually used.
This commit is contained in:
Michael Howell 2023-03-23 14:19:50 -07:00
parent 9852980594
commit ba3d6055ad
3 changed files with 14 additions and 30 deletions

View file

@ -1538,7 +1538,7 @@ However, it's not needed with smaller screen width because the doc/code block is
/*
WARNING: RUSTDOC_MOBILE_BREAKPOINT MEDIA QUERY
If you update this line, then you also need to update the line with the same warning
in storage.js
in main.js
*/
@media (max-width: 700px) {
/* When linking to an item with an `id` (for instance, by clicking a link in the sidebar,

View file

@ -4,6 +4,11 @@
"use strict";
// WARNING: RUSTDOC_MOBILE_BREAKPOINT MEDIA QUERY
// If you update this line, then you also need to update the media query with the same
// warning in rustdoc.css
window.RUSTDOC_MOBILE_BREAKPOINT = 700;
// Given a basename (e.g. "storage") and an extension (e.g. ".js"), return a URL
// for a resource under the root-path, with the resource-suffix.
function resourcePath(basename, extension) {

View file

@ -8,29 +8,14 @@
const darkThemes = ["dark", "ayu"];
window.currentTheme = document.getElementById("themeStyle");
// WARNING: RUSTDOC_MOBILE_BREAKPOINT MEDIA QUERY
// If you update this line, then you also need to update the media query with the same
// warning in rustdoc.css
window.RUSTDOC_MOBILE_BREAKPOINT = 700;
const settingsDataset = (function() {
const settingsElement = document.getElementById("default-settings");
if (settingsElement === null) {
return null;
}
const dataset = settingsElement.dataset;
if (dataset === undefined) {
return null;
}
return dataset;
return settingsElement && settingsElement.dataset ? settingsElement.dataset : null;
})();
function getSettingValue(settingName) {
const current = getCurrentValue(settingName);
if (current !== null) {
return current;
}
if (settingsDataset !== null) {
if (current === null && settingsDataset !== null) {
// See the comment for `default_settings.into_iter()` etc. in
// `Options::from_matches` in `librustdoc/config.rs`.
const def = settingsDataset[settingName.replace(/-/g,"_")];
@ -38,7 +23,7 @@ function getSettingValue(settingName) {
return def;
}
}
return null;
return current;
}
const localStoredTheme = getSettingValue("theme");
@ -49,19 +34,17 @@ function hasClass(elem, className) {
}
function addClass(elem, className) {
if (!elem || !elem.classList) {
return;
}
if (elem && elem.classList) {
elem.classList.add(className);
}
}
// eslint-disable-next-line no-unused-vars
function removeClass(elem, className) {
if (!elem || !elem.classList) {
return;
}
if (elem && elem.classList) {
elem.classList.remove(className);
}
}
/**
* Run a callback for every element of an Array.
@ -127,11 +110,7 @@ function getCurrentValue(name) {
// Rust to the JS. If there is no such element, return null.
const getVar = (function getVar(name) {
const el = document.getElementById("rustdoc-vars");
if (el) {
return el.attributes["data-" + name].value;
} else {
return null;
}
return el ? el.attributes["data-" + name].value : null;
});
function switchTheme(newThemeName, saveTheme) {