|  | // 合并 map | 
						
						
							|  | @function map-deep-merge($parent-map, $child-map){ | 
						
						
							|  | 	$result: $parent-map; | 
						
						
							|  | 	@each $key, $child in $child-map { | 
						
						
							|  | 		$parent-has-key: map-has-key($result, $key); | 
						
						
							|  | 		$parent-value: map-get($result, $key); | 
						
						
							|  | 		$parent-type: type-of($parent-value); | 
						
						
							|  | 		$child-type: type-of($child); | 
						
						
							|  | 		$parent-is-map: $parent-type == map; | 
						
						
							|  | 		$child-is-map: $child-type == map; | 
						
						
							|  | 			 | 
						
						
							|  | 		@if (not $parent-has-key) or ($parent-type != $child-type) or (not ($parent-is-map and $child-is-map)){ | 
						
						
							|  | 			$result: map-merge($result, ( $key: $child )); | 
						
						
							|  | 		}@else { | 
						
						
							|  | 			$result: map-merge($result, ( $key: map-deep-merge($parent-value, $child) )); | 
						
						
							|  | 		} | 
						
						
							|  | 	} | 
						
						
							|  | 	@return $result; | 
						
						
							|  | };
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