lib/plugins/tag/link.js
function linkTag(args, content) {
  let url = '';
  const text = [];
  let external = false;
  let title = '';
  let i = 0;
  const len = args.length;

  // Find link URL and text
  for (; i < len; i++) {
    const item = args[i];

    if (rUrl.test(item)) {
      url = item;
      break;
    } else {
      text.push(item);
    }
  }

  // Delete link URL and text from arguments
  args = args.slice(i + 1);

  // Check if the link should be open in a new window
  // and collect the last text as the link title
  if (args.length) {
    const shift = args[0];

    if (shift === 'true' || shift === 'false') {
      external = shift === 'true';
      args.shift();
    }

    title = args.join(' ');
  }

  const attrs = {
    href: url,
    title,
    target: external ? '_blank' : ''
  };

  return htmlTag('a', attrs, text.join(' '));
}
function linkTag(args, content) {
  let url = '';
  const text = [];
  let external = false;
  let title = '';
  let i = 0;
  const len = args.length;

  // Find link URL and text
  for (; i < len; i++) {
    const item = args[i];

    if (rUrl.test(item)) {
      url = item;
      break;
    } else {
      text.push(item);
    }
  }

  // Delete link URL and text from arguments
  args = args.slice(i + 1);

  // Check if the link should be open in a new window
  // and collect the last text as the link title
  if (args.length) {
    const shift = args[0];

    if (shift === 'true' || shift === 'false') {
      external = shift === 'true';
      args.shift();
    }

    title = args.join(' ');
  }

  const attrs = {
    href: url,
    title,
    target: external ? '_blank' : ''
  };

  return htmlTag('a', attrs, text.join(' '));
}
function linkTag ( args , content ) { let url = '' ; const text = [ ] ; let external = false ; let title = '' ; let i = 0 ; const len = args . length ; // Find link URL and text for ( ; i < len ; i ++ ) { const item = args [ i ] ; if ( rUrl . test ( item ) ) { url = item ; break ; } else { text . push ( item ) ; } } // Delete link URL and text from arguments args = args . slice ( i + 1 ) ; // Check if the link should be open in a new window // and collect the last text as the link title if ( args . length ) { const shift = args [ 0 ] ; if ( shift === 'true' || shift === 'false' ) { external = shift === 'true' ; args . shift ( ) ; } title = args . join ( ' ' ) ; } const attrs = { href : url , title , target : external ? '_blank' : '' } ; return htmlTag ( 'a' , attrs , text . join ( ' ' ) ) ; }
Link tag

Syntax:
{% link text url [external] [title] %}
Link tag