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require "stackprof"
options = {}
options[:mode] = ENV["STACKPROF_MODE"].to_sym if ENV.key?("STACKPROF_MODE")
options[:interval] = Integer(ENV["STACKPROF_INTERVAL"]) if ENV.key?("STACKPROF_INTERVAL")
options[:raw] = true if ENV["STACKPROF_RAW"]
options[:ignore_gc] = true if ENV["STACKPROF_IGNORE_GC"]
at_exit do
StackProf.stop
output_path = ENV.fetch("STACKPROF_OUT") do
require "tempfile"
Tempfile.create(["stackprof", ".dump"]).path
end
StackProf.results(output_path)
$stderr.puts("StackProf results dumped at: #{output_path}")
end
StackProf.start(**options)
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