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Simulate Sass 3.3 Maps data type when compiling with libsass (v2.0.0), still compiles successfully with Sass 3.3.
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// Parameters: | |
// ```scss | |
// $map : Map converted to List | |
// $property : CSS property | |
// $loop : Loop through list. Predefined as true | |
// $map-key: Key for desired value in key/value pair. Predefined as null | |
// $namespace : Prefix for placeholders. Predefined as null | |
// ``` | |
// | |
// Usage: | |
// ```scss | |
// @include loop-map($type, font-weight, type); | |
// | |
// .example2 { | |
// font-weight: list-map($type, subheading); | |
// } | |
// ``` | |
// | |
// _**Note** : Key/value pairs in Maps are parenthesized and separated by comma to convert them to lists, e.g. $type: ((heading, $bold),(subheading, $normal),(body, $normal),(bold, $bold),);. | |
$extra-light: 100; | |
$light: 200; | |
$demi: 300; | |
$normal: 400; | |
$medium: 500; | |
$semi-bold: 600; | |
$bold: 700; | |
$black: 800; | |
$extra-black: 900; | |
$type: ( | |
(heading, $bold), | |
(subheading, $normal), | |
(body, $normal), | |
(bold, $bold), | |
); | |
@function list-map($map, $map-key) { | |
@each $val in $map { | |
$key: nth($val, 1); | |
$value: nth($val, 2); | |
@if $map-key == $key { | |
@return $value; | |
} | |
} | |
} | |
@mixin loop-map($map, $property, $namespace) { | |
@each $val in $map { | |
$key: nth($val, 1); | |
$value: nth($val, 2); | |
%#{$namespace}-#{$key} { | |
#{$property}: $value; | |
} | |
} | |
} | |
@include loop-map($type, font-weight, type); | |
.heading { | |
@extend %type-heading; | |
} | |
.subheading { | |
@extend %type-subheading; | |
} | |
.body { | |
@extend %type-body; | |
} | |
.bold { | |
@extend %type-bold; | |
} | |
.extend-heading { | |
@extend %type-heading; | |
} | |
.media-query-subheading { | |
font-weight: list-map($type, subheading); | |
} |
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