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6 |
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7 | @mixin _assert-ascending($map, $map-name) {
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8 | $prev-key: null;
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9 | $prev-num: null;
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10 | @each $key, $num in $map {
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11 | @if $prev-num == null {
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12 |
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13 | } @else if not comparable($prev-num, $num) {
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14 | @warn "Potentially invalid value for #{$map-name}: This map must be in ascending order, but key '#{$key}' has value #{$num} whose unit makes it incomparable to #{$prev-num}, the value of the previous key '#{$prev-key}' !";
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15 | } @else if $prev-num >= $num {
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16 | @warn "Invalid value for #{$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}' !";
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17 | }
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18 | $prev-key: $key;
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19 | $prev-num: $num;
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20 | }
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21 | }
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22 |
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23 |
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24 |
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25 | @mixin _assert-starts-at-zero($map) {
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26 | $values: map-values($map);
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27 | $first-value: nth($values, 1);
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28 | @if $first-value != 0 {
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29 | @warn "First breakpoint in `$grid-breakpoints` must start at 0, but starts at #{$first-value}.";
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30 | }
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31 | }
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32 |
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33 |
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34 |
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35 |
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36 |
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37 |
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38 |
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39 |
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40 |
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41 | @function str-replace($string, $search, $replace: "") {
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42 | $index: str-index($string, $search);
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43 |
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44 | @if $index {
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45 | @return str-slice($string, 1, $index - 1) + $replace + str-replace(str-slice($string, $index + str-length($search)), $search, $replace);
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46 | }
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47 |
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48 | @return $string;
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49 | }
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50 |
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51 |
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52 | @function color-yiq($color) {
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53 | $r: red($color);
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54 | $g: green($color);
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55 | $b: blue($color);
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56 |
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57 | $yiq: (($r * 299) + ($g * 587) + ($b * 114)) / 1000;
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58 |
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59 | @if ($yiq >= $yiq-contrasted-threshold) {
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60 | @return $yiq-text-dark;
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61 | } @else {
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62 | @return $yiq-text-light;
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63 | }
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64 | }
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65 |
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66 |
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67 | @function color($key: "blue") {
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68 | @return map-get($colors, $key);
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69 | }
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70 |
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71 | @function theme-color($key: "primary") {
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72 | @return map-get($theme-colors, $key);
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73 | }
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74 |
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75 | @function gray($key: "100") {
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76 | @return map-get($grays, $key);
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77 | }
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78 |
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79 |
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80 | @function theme-color-level($color-name: "primary", $level: 0) {
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81 | $color: theme-color($color-name);
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82 | $color-base: if($level > 0, $black, $white);
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83 | $level: abs($level);
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84 |
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85 | @return mix($color-base, $color, $level * $theme-color-interval);
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86 | }
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