_function.map-to-json.scss

/// Converts a map into a json string
///
/// @example
///     body {
///         &::before {
///             content: map-to-json((mobile:  320px, tablet:  740px,  desktop: 980px));
///         }
///     }
///
@function map-to-json($map) {
    $json: '{';
    $i: 0;
    $map-length: length(map-keys($map));

    @each $key, $value in $map {
        $i: $i + 1;
        $json: $json + '"#{$key}"' + ':' + '"#{$value}"';
        @if $i < $map-length {
            $json: $json + ',';
        }
    }

    $json: $json + '}';

    @return $json;
}