class Holidays::Definition::Repository::ProcResultCache
Benchmarks¶ ↑
Lookup Easter Sunday, with caching, by number of iterations:
user system total real
0001 0.000000 0.000000 0.000000 ( 0.000000) 0010 0.000000 0.000000 0.000000 ( 0.000000) 0100 0.078000 0.000000 0.078000 ( 0.078000) 1000 0.641000 0.000000 0.641000 ( 0.641000) 5000 3.172000 0.015000 3.187000 ( 3.219000)
Lookup Easter Sunday, without caching, by number of iterations:
user system total real
0001 0.000000 0.000000 0.000000 ( 0.000000) 0010 0.016000 0.000000 0.016000 ( 0.016000) 0100 0.125000 0.000000 0.125000 ( 0.125000) 1000 1.234000 0.000000 1.234000 ( 1.234000) 5000 6.094000 0.031000 6.125000 ( 6.141000)
Public Class Methods
new()
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# File lib/holidays/definition/repository/proc_result_cache.rb, line 24 def initialize @proc_cache = {} end
Public Instance Methods
lookup(function, *function_arguments)
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# File lib/holidays/definition/repository/proc_result_cache.rb, line 28 def lookup(function, *function_arguments) validate!(function, function_arguments) proc_key = build_proc_key(function, function_arguments) @proc_cache[proc_key] = function.call(*function_arguments) unless @proc_cache[proc_key] @proc_cache[proc_key] end
Private Instance Methods
build_proc_key(function, function_arguments)
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# File lib/holidays/definition/repository/proc_result_cache.rb, line 45 def build_proc_key(function, function_arguments) Digest::MD5.hexdigest("#{function.to_s}_#{function_arguments.join('_')}") end
validate!(function, function_arguments)
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# File lib/holidays/definition/repository/proc_result_cache.rb, line 38 def validate!(function, function_arguments) raise ArgumentError.new("function must be a proc") unless function.is_a?(Proc) function_arguments.each do |arg| raise ArgumentError.new("function arguments '#{function_arguments}' must contain either integers or dates") unless arg.is_a?(Integer) || arg.is_a?(Date) || arg.is_a?(Symbol) end end