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- Converts to typescript - Only named exports - No more CJS, only ESM - Runs tests on all supported environments - Adds auto-publish - Adds dependabot BREAKING CHANGE: switch to named exports, ESM only
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,8 @@ | ||
| 'use strict' | ||
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| /** @type {import('aegir').PartialOptions} */ | ||
| module.exports = { | ||
| build: { | ||
| bundlesizeMax: '143KB', | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -1,4 +1,3 @@ | ||
| 'use strict' | ||
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| const Benchmark = require('benchmark') | ||
| const crypto = require('crypto') | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| interface SimpleTimeCacheOpts { | ||
| validityMs: number | ||
| } | ||
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| interface CacheValue<T> { | ||
| value: T | ||
| validUntilMs: number | ||
| } | ||
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| /** | ||
| * This is similar to https://github.com/daviddias/time-cache/blob/master/src/index.js | ||
| * for our own need, we don't use lodash throttle to improve performance. | ||
| * This gives 4x - 5x performance gain compared to npm TimeCache | ||
| */ | ||
| export class SimpleTimeCache<T> { | ||
| private entries: Map<string, CacheValue<T>> | ||
| private readonly validityMs: number | ||
| private lastPruneTime = 0 | ||
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| constructor (options: SimpleTimeCacheOpts) { | ||
| this.entries = new Map() | ||
| this.validityMs = options.validityMs | ||
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| // allow negative validityMs so that this does not cache anything, spec test compliance.spec.js | ||
| // sends duplicate messages and expect peer to receive all. Application likely uses positive validityMs | ||
| } | ||
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| put (key: string, value: T): void { | ||
| this.entries.set(key, { value, validUntilMs: Date.now() + this.validityMs }) | ||
| this.prune() | ||
| } | ||
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| prune (): void { | ||
| const now = Date.now() | ||
| if (now - this.lastPruneTime < 200) { | ||
| return | ||
| } | ||
| this.lastPruneTime = now | ||
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| for (const [k, v] of this.entries.entries()) { | ||
| if (v.validUntilMs < now) { | ||
| this.entries.delete(k) | ||
| } else { | ||
| // sort by insertion order | ||
| break | ||
| } | ||
| } | ||
| } | ||
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| has (key: string): boolean { | ||
| return this.entries.has(key) | ||
| } | ||
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| get (key: string): T | undefined { | ||
| const value = this.entries.get(key) | ||
| return (value != null && value.validUntilMs >= Date.now()) ? value.value : undefined | ||
| } | ||
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| clear (): void { | ||
| this.entries = new Map() | ||
| this.lastPruneTime = 0 | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| import { logger } from '@libp2p/logger' | ||
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| export const log = logger('libp2p:floodsub') | ||
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| export const multicodec = '/floodsub/1.0.0' |
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