// Framework grid generation // // Used only by Bootstrap to generate the correct number of grid classes given // any value of `$grid-columns`.

// [converter] This is defined recursively in LESS, but Sass supports real loops @mixin make-grid-columns($i: 1, $list: “.col-xs-#{$i}, .col-sm-#{$i}, .col-md-#{$i}, .col-lg-#{$i}”) {

@for $i from (1 + 1) through $grid-columns {
  $list: "#{$list}, .col-xs-#{$i}, .col-sm-#{$i}, .col-md-#{$i}, .col-lg-#{$i}";
}
#{$list} {
  position: relative;
  // Prevent columns from collapsing when empty
  min-height: 1px;
  // Inner gutter via padding
  padding-left:  ceil(($grid-gutter-width / 2));
  padding-right: floor(($grid-gutter-width / 2));
}

}

// [converter] This is defined recursively in LESS, but Sass supports real loops @mixin float-grid-columns($class, $i: 1, $list: “.col-#{$class}-#{$i}”) {

@for $i from (1 + 1) through $grid-columns {
  $list: "#{$list}, .col-#{$class}-#{$i}";
}
#{$list} {
  float: left;
}

}

@mixin calc-grid-column($index, $class, $type) {

@if ($type == width) and ($index > 0) {
  .col-#{$class}-#{$index} {
    width: percentage(($index / $grid-columns));
  }
}
@if ($type == push) and ($index > 0) {
  .col-#{$class}-push-#{$index} {
    left: percentage(($index / $grid-columns));
  }
}
@if ($type == push) and ($index == 0) {
  .col-#{$class}-push-0 {
    left: auto;
  }
}
@if ($type == pull) and ($index > 0) {
  .col-#{$class}-pull-#{$index} {
    right: percentage(($index / $grid-columns));
  }
}
@if ($type == pull) and ($index == 0) {
  .col-#{$class}-pull-0 {
    right: auto;
  }
}
@if ($type == offset) {
  .col-#{$class}-offset-#{$index} {
    margin-left: percentage(($index / $grid-columns));
  }
}

}

// [converter] This is defined recursively in LESS, but Sass supports real loops @mixin loop-grid-columns($columns, $class, $type) {

@for $i from 0 through $columns {
  @include calc-grid-column($i, $class, $type);
}

}

// Create grid for specific class @mixin make-grid($class) {

@include float-grid-columns($class);
@include loop-grid-columns($grid-columns, $class, width);
@include loop-grid-columns($grid-columns, $class, pull);
@include loop-grid-columns($grid-columns, $class, push);
@include loop-grid-columns($grid-columns, $class, offset);

}