8 lines
93 KiB
Plaintext
8 lines
93 KiB
Plaintext
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{
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"version": 3,
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"sources": ["../../src/index.ts"],
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"sourcesContent": ["/**\n * @module LRUCache\n */\n\n// module-private names and types\ntype Perf = { now: () => number }\nconst perf: Perf =\n typeof performance === 'object' &&\n performance &&\n typeof performance.now === 'function'\n ? performance\n : Date\n\nconst warned = new Set<string>()\n\n// either a function or a class\ntype ForC = ((...a: any[]) => any) | { new (...a: any[]): any }\n\n/* c8 ignore start */\nconst PROCESS = (\n typeof process === 'object' && !!process ? process : {}\n) as { [k: string]: any }\n/* c8 ignore start */\n\nconst emitWarning = (\n msg: string,\n type: string,\n code: string,\n fn: ForC\n) => {\n typeof PROCESS.emitWarning === 'function'\n ? PROCESS.emitWarning(msg, type, code, fn)\n : console.error(`[${code}] ${type}: ${msg}`)\n}\n\nlet AC = globalThis.AbortController\nlet AS = globalThis.AbortSignal\n\n/* c8 ignore start */\nif (typeof AC === 'undefined') {\n //@ts-ignore\n AS = class AbortSignal {\n onabort?: (...a: any[]) => any\n _onabort: ((...a: any[]) => any)[] = []\n reason?: any\n aborted: boolean = false\n addEventListener(_: string, fn: (...a: any[]) => any) {\n this._onabort.push(fn)\n }\n }\n //@ts-ignore\n AC = class AbortController {\n constructor() {\n warnACPolyfill()\n }\n signal = new AS()\n abort(reason: any) {\n if (this.signal.aborted) return\n //@ts-ignore\n this.signal.reason = reason\n //@ts-ignore\n this.signal.aborted = true\n //@ts-ignore\n for (const fn of this.signal._onabort) {\n fn(reason)\n }\n this.signal.onabort?.(reason)\n }\n }\n let printACPolyfillWarning =\n PROCESS.env?.LRU_CACHE_IGNORE_AC_WARNING !== '1'\n const warnACPolyfill = () => {\n if (!printACPolyfillWarning) return\n printACPolyfillWarning = false\n emitWarning(\n 'AbortController is not defined. If using lru-cache in ' +\n 'node 14, load an AbortController polyfill from the ' +\n '`node-abort-controller` package. A minimal polyfill is ' +\n 'provided for use by LRUCache.fetch(), but it should not be ' +\n 'relied upon in other contexts (eg, passing it to other APIs that ' +\n 'use AbortController/AbortSignal might have undesirable effects). ' +\n 'You may disable this with LRU_CACHE_IGNORE_AC_WARNING=1 in the env.',\n 'NO_ABORT_CONTROLLER',\n 'ENOTSUP',\n warnACPolyfill\n )\n }\n}\n/* c8 ignore stop */\n\nconst shouldWarn = (code: string) => !warned.has(code)\n\nconst TYPE = Symbol('type')\nexport type PosInt = number & { [TYPE]: 'Positive Integer' }\nexport type Index = number & { [TYPE]: 'LRUCache Index' }\n\nconst isPosInt = (n: any): n is PosInt =>\n n && n === Math.floor(n) && n > 0 && isFinite(n)\n\nexport type UintArray = Uint8Array | Uint16Array | Uint32Array\nexport type NumberArray = UintArray | number[]\n\n/* c8 ignore start */\n// This is a little bit ridiculous, tbh.\n// The maximum array length is 2^32-1 or thereabouts on most JS impls.\n// And well before that point, you're caching the entire world, I mean,\n// that's ~32GB of just integers for the next/prev links, plus whatever\n// else to hold that many keys and values. Just filling the memory with\n// zeroes at init time is brutal when you get that big.\n// But why not be complete?\n// Maybe in the future, these limits will have expanded.\nconst getUintArray = (max: number) =>\n !isPosInt(max)\n ? null\n : max <= Math.pow(2, 8)\n ? Uint8Array\n : max <= Math.pow(2, 16)\n ? Uint16Array\n : max <= Math.pow(2, 32)\n ? Uint32Array\n : max <= Number.MAX_SAFE_INTEGER\n ? ZeroArray\n : null\n/* c8 ignore stop */\n\nclass ZeroArray extends Array<number> {\n constructor(size: number) {\n super(size)\n this.fill(0)\n }\n}\nexport type { ZeroArray }\nexport type { Stack }\n\nexport type StackLike = Stack | Index[]\nclass Stack {\n heap: NumberArray\n length: number\n // private constructor\n static #constructing: boolean = false\n static create(max: number): StackLike {\n cons
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"names": ["perf", "warned", "PROCESS", "emitWarning", "msg", "type", "code", "fn", "AC", "AS", "_", "warnACPolyfill", "reason", "printACPolyfillWarning", "shouldWarn", "TYPE", "isPosInt", "n", "getUintArray", "max", "ZeroArray", "size", "_Stack", "HeapCls", "__privateSet", "_constructing", "s", "__privateGet", "Stack", "__privateAdd", "LRUCache", "#max", "#maxSize", "#dispose", "#disposeAfter", "#fetchMethod", "#size", "#calculatedSize", "#keyMap", "#keyList", "#valList", "#next", "#prev", "#head", "#tail", "#free", "#disposed", "#sizes", "#starts", "#ttls", "#hasDispose", "#hasFetchMethod", "#hasDisposeAfter", "c", "p", "#isBackgroundFetch", "k", "index", "options", "context", "#backgroundFetch", "#moveToTail", "#indexes", "#rindexes", "#isStale", "ttl", "ttlResolution", "ttlAutopurge", "updateAgeOnGet", "updateAgeOnHas", "allowStale", "dispose", "disposeAfter", "noDisposeOnSet", "noUpdateTTL", "maxSize", "maxEntrySize", "sizeCalculation", "fetchMethod", "noDeleteOnFetchRejection", "noDeleteOnStaleGet", "allowStaleOnFetchRejection", "allowStaleOnFetchAbort", "ignoreFetchAbort", "UintArray", "#initializeSizeTracking", "#initializeTTLTracking", "key", "ttls", "starts", "#setItemTTL", "start", "t", "#updateItemAge", "#statusTTL", "status", "cachedNow", "getNow", "age", "sizes", "#removeItemSize", "#requireSize", "v", "#addItemSize", "#evict", "_i", "_s", "_st", "_k", "_v", "i", "#isValidIndex", "getOptions", "value", "thisp", "deleted", "entry", "remain", "arr", "setOptions", "oldVal", "oldValue", "dt", "task", "val", "free", "head", "hasOptions", "peekOptions", "ac", "signal", "fetchOpts", "cb", "updateCache", "aborted", "ignoreAbort", "fetchFail", "bf", "eb", "er", "allowStaleAborted", "noDelete", "pcall", "res", "rej", "fmp", "b", "fetchOptions", "forceRefresh", "stale", "isStale", "staleVal", "fetching", "#connect", "pi", "ni"]
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}
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