Method set

internal/lrucache.js:25–39

(key, value)

  }

  set (key, value) {
    const deleted = this.delete(key)

    if (!deleted && value !== undefined) {
      // If cache is full, delete the least recently used item
      if (this.map.size >= this.max) {
        const firstKey = this.map.keys().next().value
        this.delete(firstKey)
      }

      this.map.set(key, value)
    }

    return this
  }
}

module.exports = LRUCache