// Fetch value from key in map
// -------------------------------------------------------------------------------
// @param $map [map] : map to fetch from
// @param $keys [list] : list of keys
// -------------------------------------------------------------------------------
// @return fetched literal | false

@function map-fetch($map, $keys) {
	$key: nth($keys, 1);
	$length: length($keys);
	$value: map-get($map, $key);

	// check if the key was incorrect, meaning the map doesn't exist
	@if $value == null {
		@warn "Invalid arguments passed to function: map-fetch(#{$map}, #{$keys}). One or more of the keys do not exist.";
		@return false;
	}

	@else {
		@if $length > 1 {
			$rest: ();

			@for $i from 2 through $length {
				$rest: append($rest, nth($keys, $i))
			}

			@return map-fetch($value, $rest);

		} @else {
			@return $value;
		}
	}
}