// Respond-to mixin
// ex. @include respond-to("medium-up") {...}

$bp-aliases: (
  'small' : (max-width: #{$small - 1}),
  'medium' : (max-width: #{$medium - 1}),
  'large' : (max-width: #{$large - 1}),
  'extra-large' : (max-width: #{$extra-large - 1}),
  'small-up' : (min-width: #{$small}),
  'medium-up' : (min-width: #{$medium}),
  'large-up' : (min-width: #{$large}),
  'extra-large-up' : (min-width: #{$extra-large})
  );

// Source : https://www.sitepoint.com/managing-responsive-breakpoints-sass/
@mixin respond-to($name) {

  // If the key exists in the map
  @if map-has-key($bp-aliases, $name) {

    // Prints a media query based on the value
    @media #{inspect(map-get($bp-aliases, $name))} {
      @content;
    }
  }

  // If the key doesn't exist in the map
  @else {
    @warn "Unfortunately, no value could be retrieved from `#{$name}`. "
    +"Please make sure it is defined in `$bp-aliases` map.";
  }
}