@if type_of($partials) == list and index($partials, ordering) or type_of($partials) == string and index($partials, ordering)
  @for $i from 0 through $columns
    .order-#{$i}
      order: #{$i}

  @each $breakpoint-name, $breakpoint-value in $grid-breakpoints
    @for $i from 0 through $columns
      .order-#{$breakpoint-name}-#{$i}
        +order($i, $breakpoint-name)

  @each $breakpoint-name, $breakpoint-value in $grid-breakpoints
    .order-#{$breakpoint-name}-first
      +order-first($breakpoint-name)

  @each $breakpoint-name, $breakpoint-value in $grid-breakpoints
    .order-#{$breakpoint-name}-last
      +order-last($breakpoint-name)

  .order-first
    +order-first

  .order-last
    +order-last