ess'>git_guess</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>%{</span><span class='tstring_content'>git rev-parse HEAD</span><span class='tstring_end'>}</span></span>
              <span class='id identifier rubyid_stdout'>stdout</span><span class='comma'>,</span> <span class='id identifier rubyid_stderr'>stderr</span><span class='comma'>,</span> <span class='id identifier rubyid_status'>status</span> <span class='op'>=</span> <span class='const'>Open3</span><span class='p