fdbfb23547
* parserlib: fast section extraction, tweaks and speedups
* csslint: "simple-not" rule
* csslint: enable and fix "selector-newline" rule
* simplify db: resolve with result
* simplify download()
* remove noCode param as it wastes more time/memory on copying
* styleManager: switch style<->data names to reflect their actual contents
* inline method bodies to avoid indirection and enable better autocomplete/hint/jump support in IDE
* upgrade getEventKeyName to handle mouse clicks
* don't trust location.href as it hides text fragment
* getAllKeys is implemented since Chrome48, FF44
* allow recoverable css errors + async'ify usercss.js
* openManage: unminimize windows
* remove the obsolete Chrome pre-65 workaround
* fix temporal dead zone in apply.js
* ff bug workaround for simple editor window
* consistent window scrolling in scrollToEditor and jumpToPos
* rework waitForSelector and collapsible <details>
* blank paint frame workaround for new Chrome
* extract stuff from edit.js and load on demand
* simplify regexpTester::isShown
* move MozDocMapper to sections-util.js
* extract fitSelectBox()
* initialize router earlier
* use helpPopup.close()
* fix autofocus in popups, follow-up to 5bb1b5ef
* clone objects in prefs.get() + cosmetics
* reuse getAll result for INC
62 lines
1.6 KiB
JavaScript
62 lines
1.6 KiB
JavaScript
/* global bgReady */// common.js
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/* global navMan */
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'use strict';
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const tabMan = (() => {
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const listeners = new Set();
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const cache = new Map();
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chrome.tabs.onRemoved.addListener(tabId => cache.delete(tabId));
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chrome.tabs.onReplaced.addListener((added, removed) => cache.delete(removed));
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bgReady.all.then(() => {
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navMan.onUrlChange(({tabId, frameId, url}) => {
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const oldUrl = !frameId && tabMan.get(tabId, 'url', frameId);
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tabMan.set(tabId, 'url', frameId, url);
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if (frameId) return;
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for (const fn of listeners) {
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try {
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fn({tabId, url, oldUrl});
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} catch (err) {
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console.error(err);
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}
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}
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});
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});
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return {
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onUpdate(fn) {
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listeners.add(fn);
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},
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get(tabId, ...keys) {
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return keys.reduce((meta, key) => meta && meta[key], cache.get(tabId));
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},
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/**
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* number of keys is arbitrary, last arg is value, `undefined` will delete the last key from meta
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* (tabId, 'foo', 123) will set tabId's meta to {foo: 123},
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* (tabId, 'foo', 'bar', 'etc', 123) will set tabId's meta to {foo: {bar: {etc: 123}}}
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*/
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set(tabId, ...args) {
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let meta = cache.get(tabId);
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if (!meta) {
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meta = {};
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cache.set(tabId, meta);
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}
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const value = args.pop();
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const lastKey = args.pop();
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for (const key of args) meta = meta[key] || (meta[key] = {});
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if (value === undefined) {
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delete meta[lastKey];
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} else {
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meta[lastKey] = value;
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}
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},
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list() {
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return cache.keys();
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},
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};
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})();
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