rwdcss.scss

@mixin rwd( $names: (), $outputContent: true) {

  $rwdcss-options: (
    prefix: "---MQ"
  );
  
  // Check if there are custom options set
  @if global-variable-exists(rwdcss) {
    // Merge them with the defaults
    $rwdcss-options: map_merge($rwdcss-options, $rwdcss);
  }
  
  @if $outputContent {
    @content;
  }
  
  $prefix: map-get($rwdcss-options, prefix);
  
  @each $name in $names {
    @each $bp in $breakpoints {
      @if nth($bp,1) == $name {
        &#{$prefix}#{nth($bp, 1)} {
          @if mixin-exists(media) {
            @include media( nth($bp, 2) ) {
              @content;
            }
          }
          @else if mixin-exists(breakpoint) {
            @include breakpoint( nth($bp, 2) ) {
              @content;
            }
          }
          @else {
            @error "No media query mixin detected. Please use Bourbon Neat or Breakpoint.";
          }
        } 
      }
    }
  }
}