Class: Twingly::UrlCache

Inherits:
Object
  • Object
show all
Defined in:
lib/twingly/url_cache.rb,
lib/twingly/url_cache/version.rb

Defined Under Namespace

Classes: Error, ServerError

Constant Summary collapse

CACHE_VALUE = 
""
VERSION = 
"2.0.0"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ttl: 0, cache: default_cache) ⇒ UrlCache

Returns a new instance of UrlCache.



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# File 'lib/twingly/url_cache.rb', line 15

def initialize(ttl: 0, cache: default_cache)
  @ttl   = ttl
  @cache = cache
end

Instance Attribute Details

#ttl ⇒ Object (readonly)

Returns the value of attribute ttl.



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# File 'lib/twingly/url_cache.rb', line 11

def ttl
  @ttl
end

Instance Method Details

#cache!(url) ⇒ Object 



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# File 'lib/twingly/url_cache.rb', line 20

def cache!(url)
  key = key_for(url)

  retry_transient_exceptions do
    with_exception_class_conversion do
      !!@cache.set(key, CACHE_VALUE, ttl, raw: true)
    end
  end
end

#cached?(url) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/twingly/url_cache.rb', line 30

def cached?(url)
  key = key_for(url)

  retry_transient_exceptions do
    with_exception_class_conversion do
      @cache.get(key, raw: true) == CACHE_VALUE
    end
  end
end