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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
62 lines
1.6 KiB
Ruby
62 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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# review per rails release, this speeds up the inflector, we are not inflecting too much at the moment, except in dev
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#
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# note: I am working with the rails team on including this in official rails
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module ActiveSupport
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module Inflector
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LRU_CACHE_SIZE = 200
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LRU_CACHES = []
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def self.clear_memoize!
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LRU_CACHES.each(&:clear)
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end
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def self.memoize(*args)
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args.each do |method_name|
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cache = LruRedux::ThreadSafeCache.new(LRU_CACHE_SIZE)
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LRU_CACHES << cache
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uncached = "#{method_name}_without_cache"
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alias_method uncached, method_name
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define_method(method_name) do |*arguments|
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# this avoids recursive locks
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found = true
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data = cache.fetch(arguments) { found = false }
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unless found
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cache[arguments] = data = public_send(uncached, *arguments)
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end
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# so cache is never corrupted
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data.dup
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end
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end
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end
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memoize :pluralize, :singularize, :camelize, :underscore, :humanize,
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:titleize, :tableize, :classify, :foreign_key
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end
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end
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module ActiveSupport
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module Inflector
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class Inflections
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def self.clear_memoize(*args)
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args.each do |method_name|
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orig = "#{method_name}_without_clear_memoize"
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alias_method orig, method_name
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define_method(method_name) do |*arguments|
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ActiveSupport::Inflector.clear_memoize!
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public_send(orig, *arguments)
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end
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end
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end
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clear_memoize :acronym, :plural, :singular, :irregular, :uncountable, :human, :clear
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end
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end
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end
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