nl_tokens: ImageDimensions constructor .
pl_tokens: function ImageDimensions ( assetPath , registeredAssets , callback ) { sassUtils . assertType ( assetPath , "string" ) ; sassUtils . assertType ( registeredAssets , "map" ) ; var self = this ; var getPath = self . checkImagePath ( assetPath . getValue ( ) , registeredAssets ) ; getPath . then ( function ( <mask> ) { var imageDimensions = self . getDimensions ( success ) ; imageDimensions . then ( function ( dimensions ) { callback ( null , dimensions ) ; } , function ( err ) { callback ( err , null ) ; } ) ; } , function ( err ) { callback ( err , null ) ; } ) ; }