Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.14)
// Compass (v1.0.1)
// ----

@mixin gf($arglist.../* 
  $name:    quoted/unquoted string  
  $weight:  number or list
  $style:   
  $subset:
  $text:
  */){

    $map: keywords($arglist);
    
      $name:'';
      $weight:();
      $style:();   
      $subset:();
      $text:'';
    
    // We did not use keywords
    @if inspect($map) == '()' {
    
      // Parse values 
      // Do not use each – it will return list items
      // individually
      @if not length($arglist){ /* Combine */ } 
      
      // First item is always font name
      $name: inspect(unquote(nth($arglist, 1)));
      
      // Loop through the remaining argument list
      @for $i from 2 through length($arglist) {
        $arg: nth($arglist, $i);
        
        @if type-of($arg) == string {
                      
        }
        @if type-of($arg) == number {
          $weight: append($weight, $arg, comma);
        }        
        @if type-of($arg) == list {
          // Loop through argument item list
          @for $j from 1 through length($arg) {
            $itm: nth($arg, $j);
            @if index(100 200 300 400 500 600 700 800 900, $itm) {
              $weight: append($weight, $itm, comma);
            } 
            @elseif index('normal' 'italic' 'oblique', $itm) {
              $style: append($style, $itm, comma);
            }
            @elseif index('arabic' 'cyrillic' 'cyrillic-ext' 'devanagari' 'freek' 'greek-ext' hebrew khmer latin latin-ext telugu vietnamese, $itm) {
              $subset: append($subset, $itm, comma);
            }           
          } 
        }
        /* $name:`#{inspect($name)}` length: `#{length($name)}`*/         
        /* $weight:`#{inspect($weight)}` length: `#{length($weight)}`*/         
        /* $style:`#{inspect($style)}` length: `#{length($style)}`  */  
        /* $subset:`#{inspect($subset)}` length: `#{length($subset)}`*/  
      }
    
    
    }
    
  }
  
  
  
  @include gf(Open sans, 300 400, normal italic, 'latin' arabxic dansk);
  @include gf($name: Open sans);
  
  
  
  
  $google-font-subsets: (
    'arabic'      :false
  , 'cyrillic'    :false
  , 'cyrillic-ext':false
  , 'devanagari'  :false
  , 'freek'       :false
  , 'greek-ext'   :false
  , 'hebrew'      :false
  , 'khmer'       :false
  , 'latin'       :false  
  , 'latin-ext'   :false
  , 'telugu'      :false
  , 'vietnamese'  :false
);  

SassMeister-output.css

/* $name:`Open sans` length: `1`*/
/* $weight:`300, 400` length: `2`*/
/* $style:`()` length: `0`  */
/* $subset:`()` length: `0`*/
/* $name:`Open sans` length: `1`*/
/* $weight:`300, 400` length: `2`*/
/* $style:`normal, italic` length: `2`  */
/* $subset:`()` length: `0`*/
/* $name:`Open sans` length: `1`*/
/* $weight:`300, 400` length: `2`*/
/* $style:`normal, italic` length: `2`  */
/* $subset:`("latin",)` length: `1`*/