src/_sass/functions/_get.scss

/// Maps getter.
///
/// @param {Map} $collection
/// @param {String} $key
/// @return {Mixed} Key value
///
/// @throw Key do not exist in map.
///
/// @access private
///
/// @example scss - example
///   get($colors, gray-700;
@function get($collection, $key) {
  @if type-of($collection) == "map" {
    @if map-has-key($collection, $key) {
      @return map-get($collection, $key);
    }

    @else {
      @error "Key [`#{$key}`] do not exist in [`#{$collection}`] map";
    }
  }
}