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Merge pull request #19111 from twbs/fix-18549

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Assert that $grid-breakpoints and $container-max-widths are in ascending order
This commit is contained in:
Chris Rebert
2016-02-07 11:47:29 -08:00
parent 0fe396211d 35617a4b22
commit f30876c8bc
1 changed files with 14 additions and 0 deletions
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14
scss/_variables.scss
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@@ -17,6 +17,18 @@
// Fonts
// Components
@mixin _assert-ascending($map, $map-name) {
$prev-key: null;
$prev-num: null;
@each $key, $num in $map {
@if $prev-num != null and $prev-num >= $num {
@warn "Invalid value for #{$map-name}: This map must be in ascending order, but key '#{$key}' has value #{$num} which isn't greater than #{$prev-num}, the value of the previous key '#{$prev-key}' !";
}
$prev-key: $key;
$prev-num: $num;
}
}
// General variable structure
//
// Variable format should follow the `$component-modifier-state-property` order.
@@ -112,6 +124,7 @@ $grid-breakpoints: (
lg: 992px,
xl: 1200px
) !default;
@include _assert-ascending($grid-breakpoints, "$grid-breakpoints");
// Grid containers
@@ -124,6 +137,7 @@ $container-max-widths: (
lg: 940px,
xl: 1140px
) !default;
@include _assert-ascending($container-max-widths, "$container-max-widths");
// Grid columns