zip individual files inside of folder

zip_individual_files.rb

require 'shellwords'
require 'highline/import'

target_ext = ask("file extension to target (excluding the period)?")
output_ext = ask("output file extension? press enter to default to zip")
output_ext = output_ext.blank? ? "zip" : output_ext


files = Dir.glob("*.#{target_file_extension}")
files.each do |f|
  puts "-----\nworking with '#{f}'"
  f = File.basename(f)
  basename = f.split(".")[0..-2].join
  puts "extensionless basename = '#{basename}'"
  shellsafebasename = Shellwords.escape(basename)
  puts "escaped path for shell = '#{shellsafebasename}'"
  shellcmd = "zip -r #{shellsafebasename}.#{output_ext} #{Shellwords.escape(f)}"
  puts "trying to run this command: '#{shellcmd}'"
  `#{shellcmd}`
end# of files