class ActiveSupport::CachingKeyGenerator
CachingKeyGenerator
is a wrapper around KeyGenerator
which allows users to avoid re-executing the key generation process when it's called using the same salt and key_size.
Public Class Methods
new(key_generator)
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# File lib/active_support/key_generator.rb, line 31 def initialize(key_generator) @key_generator = key_generator @cache_keys = Concurrent::Map.new end
Public Instance Methods
generate_key(*args)
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Returns a derived key suitable for use.
# File lib/active_support/key_generator.rb, line 37 def generate_key(*args) @cache_keys[args.join("|")] ||= @key_generator.generate_key(*args) end