ShapeData public protocol ShapeData Protocol declaring that structure has shape. dataShape() Declaration Swift func dataShape() throws -> Shape Return Value Shape of self. isFlat() Extension method Declaration Swift public func isFlat() throws -> Bool Return Value Whether shape indicates flat structure. © 2020 . All rights reserved. (Last updated: 2020-08-29) Generated by jazzy ♪♫ v0.13.5, a Realm project.