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'use strict' | |
/// Circular double-linked list | |
class Node { | |
constructor () { | |
this.key = null | |
this.val = null | |
this.prev = this | |
this.next = this | |
} |
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const isNotExpired = x => x && x.exp >= Date.now() | |
export function resourceCache (get, isValid = isNotExpired, initialData = undefined) { | |
let data = initialData | |
let pending = null | |
return async () => { | |
if (pending) return pending | |
if (!isValid(data)) { |
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import { useEffect, useLayoutEffect, useRef, useState } from 'react' | |
function shallowEqualArrays(a, b) { | |
if (a.length !== b.length) { | |
return false | |
} | |
for (let i = 0; i < a.length; ++i) { | |
if (a[i] !== b[i]) { | |
return false |
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/** @param {number} n */ | |
function semaphore (n) { | |
const resolvers = [] | |
const pushToResolvers = resolve => { resolvers.push(resolve) } | |
/** @type {() => (Promise<void> | void)} */ | |
const acquire = () => { | |
if (--n < 0) { |
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const HR = ` | |
# sintaksa: regularni_izraz [dio_za_dodat] | |
# prva grupa u regularnom izrazu je i dio koji se brise | |
PFX (je|ni|ne|ho|naj|pra|is) | |
PFX (ne) i | |
SFX (i|mo|te|u) am |
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