// User for linear and radial gradients within background-image or border-image properties

@function _render-gradients($gradient-positions, $gradients, $gradient-type, $vendor: false) {
    $pre-spec: null;
    $spec: null;
    $vendor-gradients: null;
    @if $gradient-type == linear {
        @if $gradient-positions {
            $pre-spec: nth($gradient-positions, 1);
            $spec: nth($gradient-positions, 2);
        }
    } @else if $gradient-type == radial {
        $pre-spec: nth($gradient-positions, 1);
        $spec: nth($gradient-positions, 2);
    }

    @if $vendor {
        $vendor-gradients: -#{$vendor}-#{$gradient-type}-gradient(#{$pre-spec} $gradients);
    } @else if $vendor == false {
        $vendor-gradients: "#{$gradient-type}-gradient(#{$spec} #{$gradients})";
        $vendor-gradients: unquote($vendor-gradients);
    }
    @return $vendor-gradients;
}