class Aruba::Platforms::WindowsWhich::ProgramWhich

def self.match?(program)
  Aruba.platform.command?(program)
end

def call(program, path)
  # Iterate over each path glob the dir + program.
  path.split(File::PATH_SEPARATOR).each do |dir|
    dir = Aruba.platform.expand_path(dir, Dir.getwd)
    next unless Aruba.platform.exist?(dir) # In case of bogus second argument
    file = File.join(dir, program)
    # Dir[] doesn't handle backslashes properly, so convert them. Also, if
    # the program name doesn't have an extension, try them all.
    file = file.tr("\\", "/")
    found = Dir[file].first
    # Convert all forward slashes to backslashes if supported
    if found && Aruba.platform.executable?(found)
      found.tr!(File::SEPARATOR, File::ALT_SEPARATOR)
      return found
    end
  end
  nil
end