| 1 | @mixin caret-down {
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| 2 | border-top: $caret-width solid;
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| 3 | border-right: $caret-width solid transparent;
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| 4 | border-bottom: 0;
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| 5 | border-left: $caret-width solid transparent;
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| 6 | }
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| 7 |
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| 8 | @mixin caret-up {
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| 9 | border-top: 0;
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| 10 | border-right: $caret-width solid transparent;
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| 11 | border-bottom: $caret-width solid;
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| 12 | border-left: $caret-width solid transparent;
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| 13 | }
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| 14 |
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| 15 | @mixin caret-right {
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| 16 | border-top: $caret-width solid transparent;
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| 17 | border-right: 0;
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| 18 | border-bottom: $caret-width solid transparent;
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| 19 | border-left: $caret-width solid;
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| 20 | }
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| 21 |
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| 22 | @mixin caret-left {
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| 23 | border-top: $caret-width solid transparent;
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| 24 | border-right: $caret-width solid;
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| 25 | border-bottom: $caret-width solid transparent;
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| 26 | }
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| 27 |
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| 28 | @mixin caret($direction: down) {
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| 29 | @if $enable-caret {
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| 30 | &::after {
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| 31 | display: inline-block;
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| 32 | width: 0;
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| 33 | height: 0;
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| 34 | margin-left: $caret-width * .85;
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| 35 | vertical-align: $caret-width * .85;
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| 36 | content: "";
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| 37 | @if $direction == down {
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| 38 | @include caret-down;
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| 39 | } @else if $direction == up {
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| 40 | @include caret-up;
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| 41 | } @else if $direction == right {
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| 42 | @include caret-right;
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| 43 | }
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| 44 | }
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| 45 |
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| 46 | @if $direction == left {
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| 47 | &::after {
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| 48 | display: none;
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| 49 | }
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| 50 |
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| 51 | &::before {
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| 52 | display: inline-block;
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| 53 | width: 0;
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| 54 | height: 0;
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| 55 | margin-right: $caret-width * .85;
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| 56 | vertical-align: $caret-width * .85;
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| 57 | content: "";
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| 58 | @include caret-left;
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| 59 | }
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| 60 | }
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| 61 |
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| 62 | &:empty::after {
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| 63 | margin-left: 0;
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| 64 | }
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| 65 | }
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| 66 | }
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