Using gist in ExpressionEngine content

script.js

addLineNumbersToGists() {
  $('.gist').each( function() {
    $(this).find('.line').each(function(i, e) {
      $(this).prepend(
        $('<div/>').css({
          'float' : 'left',
          'width': '30px',
          'font-weight' : 'bold',
          'color': '#808080'
        }).text(++i)
      );
    });
  });
}

Tag Example

{exp:gist:fetch id='gistId' file='fileName'}

Template File

{exp:allow_eecode}
  {article_content}
{/exp:allow_eecode}