/// Base path for assets (fonts, images...),
/// should not include trailing slash
/// @access public
/// @type String

$base = $asset-base-path;
$img = $asset-images-path;
$fnt = $asset-fonts-path;

/// Asset URL builder
/// @access private
/// @param {String} $type - Asset type, matching folder name
/// @param {String} $file - Asset file name, including extension
/// @return {URL} - A `url()` function leading to the asset
asset($type, $file)
  return url(pathjoin($base, $type, $file));

/// Image asset helper
/// @access public
/// @param {String} $file - Asset file name, including extension
/// @return {URL} - A `url()` function leading to the image
/// @require {function} asset
image($file)
  return asset($img, $file);

/// Font asset helper
/// @access public
/// @param {String} $file - Asset file name, including extension
/// @return {URL} - A `url()` function leading to the font
/// @require {function} asset
font($file)
  return asset($fnt, $file);