@use "sass:map";
@use "../theme/spacing";

@function of($value) {
    @if $value % 1 != 0 {
        @error "Only whole numbers can be used for spacing, #{$value} given.";
    } @else {
        @if map.has-key(spacing.$values, $value) {
            @return map.get(spacing.$values, $value);
        }
    }
}

@mixin bottom($category: base) {
    @if not map.has-key(spacing.$bottom, $category) {
        @error "Invalid spacing category specified! #{$category} doesn't exist. "
            + "Choose one of #{map.keys(spacing.$bottom)}.";
    }

    &:not(:last-child) {
        margin-bottom: map.get(spacing.$bottom, $category);
    }
}