Benchmarks the valid_email2 gem using a YAML file vs TXT as datastore

benchmark.rb

require "yaml"
require "benchmark"
require "benchmark/memory"

iterations = 50

Benchmark.bm do |x|
  x.report "YAML:" do
    iterations.times do
      YAML.load_file("config/disposable_email_domains.yml")
    end
  end
  x.report "TXT: " do
    iterations.times do
      File.open("config/disposable_email_domains.txt") do |f|
        f.read.split("\n")
      end
    end
  end
end

Benchmark.memory do |x|
  x.report "YAML:" do
    YAML.load_file("config/disposable_email_domains.yml")
  end
  x.report "TXT: " do
    File.open("config/disposable_email_domains.txt") do |f|
      f.read.split("\n")
    end
  end

  x.compare!
end

       user     system      total        real
YAML:  7.990163   0.086888   8.077051 (  8.100162)
TXT:   0.167476   0.006877   0.174353 (  0.174605)
Calculating -------------------------------------
               YAML:    20.241M memsize (     0.000  retained)
                       164.777k objects (     0.000  retained)
                        50.000  strings (     0.000  retained)
               TXT:      2.235M memsize (     0.000  retained)
                        33.686k objects (     0.000  retained)
                        50.000  strings (     0.000  retained)

Comparison:
               TXT: :    2235225 allocated
               YAML::   20240517 allocated - 9.06x more