@function str-replace($string, $search, $replace: “”)

$index: str-index($string, $search)

@if $index
  @return str-slice($string, 1, $index - 1) + $replace + str-replace(str-slice($string, $index + str-length($search)), $search, $replace)
@return $string

font-face($name, $path, $weight: null, $style: null, $exts: woff2 woff ttf)

$src: null

//$extmods: (eot: "?", svg: "#" + str-replace($name, " ", "_"))
$extmods: ()

$formats: (otf: "opentype", ttf: "truetype")

@each $ext in $exts
  $extmod: if(map-has-key($extmods, $ext), $ext + map-get($extmods, $ext), $ext)
  $format: if(map-has-key($formats, $ext), map-get($formats, $ext), $ext)
  $src: append($src, url(quote($path + "." + $extmod)) format(quote($format)), comma)

@font-face
  font-family: quote($name)
  font-style: $style
  font-weight: $weight
  src: $src