instance method query

# File actionpack/lib/action_view/testing/resolvers.rb, line 18
    def query(path, exts, formats)
      query = Regexp.escape(path)
      exts.each do |ext|
        query << '(' << ext.map {|e| e && Regexp.escape(".#{e}") }.join('|') << '|)'
      end

      templates = []
      @hash.each do |_path, source|
        next unless _path =~ /^#{query}$/
        handler, format = extract_handler_and_format(_path, formats)
        templates << Template.new(source, _path, handler,
          :virtual_path => _path, :format => format)
      end

      templates.sort_by {|t| -t.identifier.match(/^#{query}$/).captures.reject(&:blank?).size }
    end