#!/usr/bin/env ruby require "benchmark/ips" PATH = "/../../..../...//.....//lorem/ipsum//dolor///sit.xyz" def sanitize_with_regex "/" + PATH.gsub(%r!/{2,}!, "/").gsub(%r!\.+/|\A/+!, "") end def sanitize_with_builtin "/#{PATH}".gsub("..", "/").gsub("./", "").squeeze("/") end if sanitize_with_regex == sanitize_with_builtin Benchmark.ips do |x| x.report("sanitize w/ regexes") { sanitize_with_regex } x.report("sanitize w/ builtin") { sanitize_with_builtin } x.compare! end else puts "w/ regexes: #{sanitize_with_regex}" puts "w/ builtin: #{sanitize_with_builtin}" puts "" puts "Thank you. Do try again :(" end