Class: Caching::Storage

Inherits:
Object
  • Object
show all
Defined in:
lib/caching/storage.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Storage

Returns a new instance of Storage.



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# File 'lib/caching/storage.rb', line 4

def initialize
  @storage = {}
end

Instance Method Details

#clear(*keys) ⇒ Object 



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# File 'lib/caching/storage.rb', line 20

def clear(*keys)
  if keys.empty?
    @storage = {}
  else
    keys.each { |k| @storage.delete k }
  end
end

#fetch(key) ⇒ Object 



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# File 'lib/caching/storage.rb', line 16

def fetch(key)
  read(key) || write(key, yield)
end

#read(key) ⇒ Object 



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# File 'lib/caching/storage.rb', line 8

def read(key)
  @storage[key]
end

#write(key, value) ⇒ Object 



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# File 'lib/caching/storage.rb', line 12

def write(key, value)
  @storage[key] = value
end