179 lines
4.5 KiB
SCSS
179 lines
4.5 KiB
SCSS
// Remove the unit of a length
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// @param {Number} $number - Number to remove unit from
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// @return {Number} - Unitless number
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@function strip-unit($number) {
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@if type-of($number) == "number" and not unitless($number) {
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@return $number / ($number * 0 + 1);
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}
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@return $number;
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}
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// ----
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// Sass (v3.3.14)
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// Compass (v1.0.0.rc.1)
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// ----
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@function pow($x, $y) {
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$ret: 1;
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@if $y > 0 {
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@for $i from 1 through $y {
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$ret: $ret * $x;
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}
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} @else {
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@for $i from $y to 0 {
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$ret: $ret / $x;
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}
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}
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@return $ret;
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}
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// Map deep get
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// @author Hugo Giraudel
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// @access public
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// @param {Map} $map - Map
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// @param {Arglist} $keys - Key chain
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// @return {*} - Desired value
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//
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// Example:
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// $m-breakpoint: map-deep-get($__prefix-default-config, "layouts", "M");
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@function map-deep-get($map, $keys...) {
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@each $key in $keys {
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$map: map-get($map, $key);
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}
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@return $map;
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}
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// Deep set function to set a value in nested maps
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// @author Hugo Giraudel
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// @access public
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// @param {Map} $map - Map
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// @param {List} $keys - Key chaine
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// @param {*} $value - Value to assign
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// @return {Map}
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//
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// Example:
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// $__prefix-default-config: map-deep-set($__prefix-default-config, "layouts" "M", 650px);
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@function map-deep-set($map, $keys, $value) {
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$maps: ($map);
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$result: null;
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// If the last key is a map already
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// Warn the user we will be overriding it with $value
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@if type-of(nth($keys, -1)) == "map" {
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@warn "The last key you specified is a map; it will be overridden with `#{$value}`.";
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}
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// If $keys is a single key
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// Just merge and return
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@if length($keys) == 1 {
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@return map-merge($map, ($keys: $value));
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}
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// Loop from the first to the second to last key from $keys
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// Store the associated map to this key in the $maps list
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// If the key doesn't exist, throw an error
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@for $i from 1 through length($keys) - 1 {
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$current-key: nth($keys, $i);
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$current-map: nth($maps, -1);
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$current-get: map-get($current-map, $current-key);
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@if $current-get == null {
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@error "Key `#{$key}` doesn't exist at current level in map.";
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}
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$maps: append($maps, $current-get);
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}
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// Loop from the last map to the first one
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// Merge it with the previous one
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@for $i from length($maps) through 1 {
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$current-map: nth($maps, $i);
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$current-key: nth($keys, $i);
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$current-val: if($i == length($maps), $value, $result);
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$result: map-merge($current-map, ($current-key: $current-val));
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}
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// Return result
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@return $result;
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}
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// jQuery-style extend function
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// - Child themes can use this function to `reset` the values in
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// config maps without editing the `master` Sass files.
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// - src: https://www.sitepoint.com/extra-map-functions-sass/
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// - About `map-merge()`:
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// - - only takes 2 arguments
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// - - is not recursive
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// @param {Map} $map - first map
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// @param {ArgList} $maps - other maps
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// @param {Bool} $deep - recursive mode
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// @return {Map}
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// Examples:
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// $grid-configuration-default: (
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// 'columns': 12,
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// 'layouts': (
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// 'small': 800px,
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// 'medium': 1000px,
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// 'large': 1200px,
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// ),
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// );
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// $grid-configuration-custom: (
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// 'layouts': (
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// 'large': 1300px,
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// 'huge': 1500px
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// ),
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// );
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// $grid-configuration-user: (
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// 'direction': 'ltr',
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// 'columns': 16,
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// 'layouts': (
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// 'large': 1300px,
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// 'huge': 1500px
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// ),
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// );
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// $deep: false
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// $grid-configuration: map-extend($grid-configuration-default, $grid-configuration-custom, $grid-configuration-user);
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// --> ("columns": 16, "layouts": (("large": 1300px, "huge": 1500px)), "direction": "ltr")
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// $deep: true
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// $grid-configuration: map-extend($grid-configuration-default, $grid-configuration-custom, $grid-configuration-user, true);
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// --> ("columns": 16, "layouts": (("small": 800px, "medium": 1000px, "large": 1300px, "huge": 1500px)), "direction": "ltr")
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@function map-extend($map, $maps.../*, $deep */) {
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$last: nth($maps, -1);
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$deep: $last == true;
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$max: if($deep, length($maps) - 1, length($maps));
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// Loop through all maps in $maps...
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@for $i from 1 through $max {
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// Store current map
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$current: nth($maps, $i);
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// If not in deep mode, simply merge current map with map
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@if not $deep {
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$map: map-merge($map, $current);
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} @else {
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// If in deep mode, loop through all tuples in current map
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@each $key, $value in $current {
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// If value is a nested map and same key from map is a nested map as well
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@if type-of($value) == "map" and type-of(map-get($map, $key)) == "map" {
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// Recursive extend
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$value: map-extend(map-get($map, $key), $value, true);
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}
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// Merge current tuple with map
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$map: map-merge($map, ($key: $value));
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}
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}
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}
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@return $map;
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}
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