@tadashi/cache-redis v7.0.1

cache-redis

Making cache with Redis

Install

$ npm i @tadashi/cache-redis

API

new Cache( [opts])

opts

Cluster

To use Cluster, set addresses separated by commas or an array and set clusterOptions.

import Cache from '@tadashi/cache-redis'

const cache = new Cache({
  address: '127.0.0.1:6379, 127.0.0.1:6380, 127.0.0.1:6381',
  // or
  address: ['127.0.0.1:6379', '127.0.0.1:6380', '127.0.0.1:6381'],
  // and
  redisOptions: {
    clusterOptions: {
      retryDelayOnClusterDown: 500,
      // ...
    }
  }
})

Usage

import Cache from '@tadashi/cache-redis'

const _cache = new Cache({
  redisOptions: {
    keyPrefix: 'api'
  },
  namespace: 'example'
})

async function find(key) {
  try {
    const cache = await _cache.get(key)
    if (cache) {
      return cache
    }
    const result = await getDataFromSomeWhere(key)
    await _cache.set(key, result, 'PX', 3600)
    return result
  } catch (err) {
    throw err
  }
}


await find('foo')
// => data from getDataFromSomeWhere

await find('foo')
// => data from cache

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License

MIT © Thiago Lagden