////
/// @group caret
////

/// Bootstrap 4's Caret Down Mixin. This is deprecated and will be removed.
/// @deprecated

@mixin caret-down() {
	border-bottom: 0;
	border-left: $caret-width solid transparent;
	border-right: $caret-width solid transparent;
	border-top: $caret-width solid;
}

/// Bootstrap 4's Caret Up Mixin. This is deprecated and will be removed.
/// @deprecated

@mixin caret-up() {
	border-bottom: $caret-width solid;
	border-left: $caret-width solid transparent;
	border-right: $caret-width solid transparent;
	border-top: 0;
}

/// Bootstrap 4's Caret Right Mixin. This is deprecated and will be removed.
/// @deprecated

@mixin caret-right() {
	border-bottom: $caret-width solid transparent;
	border-left: $caret-width solid;
	border-right: 0;
	border-top: $caret-width solid transparent;
}

/// Bootstrap 4's Caret Left Mixin. This is deprecated and will be removed.
/// @deprecated

@mixin caret-left() {
	border-bottom: $caret-width solid transparent;
	border-right: $caret-width solid;
	border-top: $caret-width solid transparent;
}

/// Bootstrap 4's Caret Mixin.  This is deprecated and will be removed.
/// @deprecated
/// @param {String} $direction - up, down, left, or right

@mixin caret($direction: down) {
	@if $enable-caret {
		&::after {
			content: '';
			display: inline-block;
			margin-left: $caret-spacing;
			vertical-align: $caret-vertical-align;

			@if $direction == down {
				@include caret-down();
			} @else if $direction == up {
				@include caret-up();
			} @else if $direction == right {
				@include caret-right();
			}
		}

		@if $direction == left {
			&::after {
				display: none;
			}

			&::before {
				content: '';
				display: inline-block;
				margin-right: $caret-spacing;
				vertical-align: $caret-vertical-align;

				@include caret-left();
			}
		}

		&:empty::after {
			margin-left: 0;
		}
	}
}