Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.4.14)
// Compass (v1.0.3)
// ----

// Functions we need

@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;
}

@function contains($list, $values...) {
  @each $value in $values {
    @if type-of(index($list, $value)) != "number" {
      @return false;
    }
  }

  @return true;
}

@function font-src($font-family, $file-path, $file-formats, $version) {
  $src: ();
  $replaced-font-family: str_replace($font-family, " ", "-");

  $formats-map: (
      eot: "#{$file-path}.eot?#iefix&v=#{$version}" format("embedded-opentype"),
      woff2: "#{$file-path}.woff2?v=#{$version}" format("woff2"),
      woff: "#{$file-path}.woff?v=#{$version}" format("woff"),
      ttf: "#{$file-path}.ttf?v=#{$version}" format("truetype"),
      otf: "#{$file-path}.ttf?v=#{$version}" format("opentype"),
      svg: "#{$file-path}.svg?v=#{$version}##{$replaced-font-family}" format("svg")
  );

  @each $key, $values in $formats-map {
    @if contains($file-formats, $key) {
      $file-path: nth($values, 1);
      $font-format: nth($values, 2);
      $src: append($src, url($file-path) $font-format, comma);
    }
  }

  @return $src;
}

@mixin font-face($family, $path, $weight: null, $style: null, $file-formats: eot woff2 woff ttf svg, $version: uN2iAj0, $local...) {
  $src: null;

  @font-face {
    font-family: quote($family);
    font-style: $style;
    font-weight: $weight;
    src: url("#{$path}.eot?v=#{$version}");
    src: font-src($family, $path, $file-formats, $version);
  }
}

@include font-face("Din", "testpath/din-regular", normal);
@include font-face("Din", "testpath/din-bold", bold);

SassMeister-output.css

@font-face {
  font-family: "Din";
  font-weight: normal;
  src: url("testpath/din-regular.eot?v=uN2iAj0");
  src: url("testpath/din-regular.eot?#iefix&v=uN2iAj0") format("embedded-opentype"), url("testpath/din-regular.woff2?v=uN2iAj0") format("woff2"), url("testpath/din-regular.woff?v=uN2iAj0") format("woff"), url("testpath/din-regular.ttf?v=uN2iAj0") format("truetype"), url("testpath/din-regular.svg?v=uN2iAj0#Din") format("svg");
}
@font-face {
  font-family: "Din";
  font-weight: bold;
  src: url("testpath/din-bold.eot?v=uN2iAj0");
  src: url("testpath/din-bold.eot?#iefix&v=uN2iAj0") format("embedded-opentype"), url("testpath/din-bold.woff2?v=uN2iAj0") format("woff2"), url("testpath/din-bold.woff?v=uN2iAj0") format("woff"), url("testpath/din-bold.ttf?v=uN2iAj0") format("truetype"), url("testpath/din-bold.svg?v=uN2iAj0#Din") format("svg");
}