Module: Keepit::TransientStore

Defined in:
lib/keepit/transient_store.rb

Defined Under Namespace

Classes: Value

Class Method Summary collapse

Class Method Details

.clear ⇒ Object 



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# File 'lib/keepit/transient_store.rb', line 9

def self.clear
  store.clear
end

.delete(key) ⇒ Object 



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# File 'lib/keepit/transient_store.rb', line 13

def self.delete(key)
  item = store.delete(key)
  item.value if item
end

.empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/keepit/transient_store.rb', line 18

def self.empty?
  store.empty?
end

.exist?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/keepit/transient_store.rb', line 22

def self.exist?(key)
  return true if store.key?(key) && !store[key].expired?

  delete(key)

  false
end

.fetch(key, expires_in:, &block) ⇒ Object 



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# File 'lib/keepit/transient_store.rb', line 30

def self.fetch(key, expires_in:, &block)
  if exist?(key)
    store[key].value
  else
    value = yield
    write(key, value, expires_in: expires_in)
  end
end

.read(key) ⇒ Object 



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# File 'lib/keepit/transient_store.rb', line 39

def self.read(key)
  store[key].value if exist?(key)
end

.store ⇒ Object 



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# File 'lib/keepit/transient_store.rb', line 43

def self.store
  Thread.current[:keepit_transient_store] ||= {}
end

.write(key, value, expires_in:) ⇒ Object 



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# File 'lib/keepit/transient_store.rb', line 47

def self.write(key, value, expires_in:)
  store[key] = Value.new(value, Time.now.to_i + expires_in.to_i)

  value
end