woocommerce/plugins/woocommerce-blocks/assets/css/abstracts/_breakpoints.scss

/* stylelint-disable block-closing-brace-newline-after */

// Breakpoints
// Forked from https://github.com/Automattic/wp-calypso/blob/46ae24d8800fb85da6acf057a640e60dac988a38/assets/stylesheets/shared/mixins/_breakpoints.scss

// Think very carefully before adding a new breakpoint.
// The list below is based on wp-admin's main breakpoints
// See https://github.com/WordPress/gutenberg/tree/master/packages/viewport#usage
$breakpoints: 480px, 600px, 782px, 960px, 1280px, 1440px;

// @todo refactor breakpoints so they use the mixins from Gutenberg
// https://github.com/WordPress/gutenberg/blob/master/packages/base-styles/_mixins.scss
@mixin breakpoint($sizes...) {
	@each $size in $sizes {
		@if type-of($size) == string {
			$approved-value: 0;
			@each $breakpoint in $breakpoints {
				$and-larger: ">" + $breakpoint;
				$and-smaller: "<" + $breakpoint;

				@if $size == $and-smaller {
					$approved-value: 1;
					@media (max-width: $breakpoint) {
						@content;
					}
				} @else {
					@if $size == $and-larger {
						$approved-value: 2;
						@media (min-width: $breakpoint + 1) {
							@content;
						}
					} @else {
						@each $breakpoint-end in $breakpoints {
							$range: $breakpoint + "-" + $breakpoint-end;
							@if $size == $range {
								$approved-value: 3;
								@media (min-width: $breakpoint + 1) and (max-width: $breakpoint-end) {
									@content;
								}
							}
						}
					}
				}
			}
			@if $approved-value == 0 {
				$sizes: "";
				@each $breakpoint in $breakpoints {
					$sizes: $sizes + " " + $breakpoint;
				}
				@warn "ERROR in breakpoint(#{ $size }) : You can only use these sizes[ #{$sizes} ] using the following syntax [ <#{ nth($breakpoints, 1) } >#{ nth($breakpoints, 1) } #{ nth($breakpoints, 1) }-#{ nth($breakpoints, 2) } ]";
			}
		} @else {
			$sizes: "";
			@each $breakpoint in $breakpoints {
				$sizes: $sizes + " " + $breakpoint;
			}
			@error "ERROR in breakpoint(#{ $size }) : Please wrap the breakpoint $size in parenthesis. You can use these sizes[ #{$sizes} ] using the following syntax [ <#{ nth($breakpoints, 1) } >#{ nth($breakpoints, 1) } #{ nth($breakpoints, 1) }-#{ nth($breakpoints, 2) } ]";
		}
	}
}

/* stylelint-enable */