class Raykit::Text

def self.copy_if_different(source, destination)
  if !File.exist?(destination)
    FileUtils.cp source, destination
  else
    source_text = IO.read(source)
    destination_text = IO.read(destination)
    if source_text != destination_text
      FileUtils.rm destination
      FileUtils.cp source, destination
    end
  end
end

def self.replace_in_file(filename, search, replace)
  text1 = IO.read(filename)
  text2 = text1.gsub(search) { |_str| str = replace }
  unless text1 == text2
    File.open(filename, "w") { |f| f.puts text2 }
    return true
  end
  false
end

def self.replace_in_glob(glob, search, replace)
  Dir.glob(glob).each { |f| replace_in_file(f, search, replace) }
end