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// Requires Sass 3.1+
@mixin radial-gradient($g1, $g2,
$g3: null, $g4: null,
$g5: null, $g6: null,
$g7: null, $g8: null,
$g9: null, $g10: null,
$pos: null,
$shape-size: null,
$fallback: null) {
@include _bourbon-deprecate-for-prefixing("radial-gradient");
$data: _radial-arg-parser($g1, $g2, $pos, $shape-size);
$g1: nth($data, 1);
$g2: nth($data, 2);
$pos: nth($data, 3);
$shape-size: nth($data, 4);
$full: $g1, $g2, $g3, $g4, $g5, $g6, $g7, $g8, $g9, $g10;
// Strip deprecated cover/contain for spec
$shape-size-spec: _shape-size-stripper($shape-size);
// Set $g1 as the default fallback color
$first-color: nth($full, 1);
$fallback-color: nth($first-color, 1);
@if (type-of($fallback) == color) or ($fallback == "transparent") {
$fallback-color: $fallback;
}
// Add Commas and spaces
$shape-size: if($shape-size, "#{$shape-size}, ", null);
$pos: if($pos, "#{$pos}, ", null);
$pos-spec: if($pos, "at #{$pos}", null);
$shape-size-spec: if(($shape-size-spec != " ") and ($pos == null), "#{$shape-size-spec}, ", "#{$shape-size-spec} ");
background-color: $fallback-color;
background-image: -webkit-radial-gradient(#{$pos}#{$shape-size}#{$full});
background-image: radial-gradient(#{$shape-size-spec}#{$pos-spec}#{$full});
}
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