Module: Whoosh::Cache

Defined in:
lib/whoosh/cache.rb,
lib/whoosh/cache/redis_store.rb,
lib/whoosh/cache/memory_store.rb

Defined Under Namespace

Classes: MemoryStore, RedisStore

Class Method Summary collapse

Class Method Details

.build(config_data = {}) ⇒ Object

Auto-detect: REDIS_URL set → Redis, otherwise → Memory



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# File 'lib/whoosh/cache.rb', line 9

def self.build(config_data = {})
  cache_config = config_data["cache"] || {}
  default_ttl = cache_config["default_ttl"] || 300
  redis_url = ENV["REDIS_URL"] || cache_config["url"]

  if redis_url && cache_config["store"] != "memory"
    begin
      RedisStore.new(url: redis_url, default_ttl: default_ttl)
    rescue Errors::DependencyError
      # Redis gem not installed, fall back to memory
      MemoryStore.new(default_ttl: default_ttl)
    end
  else
    MemoryStore.new(default_ttl: default_ttl)
  end
end