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# -*- ruby encoding: utf-8 -*-
module Benchmarks
class ObjectCounts
def self.report(columnar: false)
new(columnar: columnar).report
end
def initialize(columnar: false)
@columnar = columnar
end
def report
collect
@before.keys.grep(/T_/).map { |key|
[ key, @after[key] - @before[key] ]
}.sort_by { |key, delta| -delta }.each { |key, delta|
puts "%10s +%6d" % [ key, delta ]
}
end
private
def collect
@before = count_objects
if @columnar
require 'mime/types/columnar'
else
require 'mime/types'
end
@after = count_objects
end
def count_objects
GC.start
ObjectSpace.count_objects
end
end
end
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