Storm/Sources/StORM/CCXMirroring.swift

53 lines
1.9 KiB
Swift

//
// CCXMirroring.swift
//
// Created by Ryan Coyne on 11/22/17.
// Copyright © 2017 ClearCodeX, Inc. All rights reserved.
//
//
// CCXMirror.swift
//
//
// Created by Ryan Coyne on 11/17/17.
// Copyright © 2017 ClearCodeX, Inc. All rights reserved.
//
public protocol CCXMirroring {
func didInitializeSuperclass()
func allChildren(includingNilValues : Bool) -> [Mirror.Child]
}
open class CCXMirror: CCXMirroring {
// The superclass count will include CCXMirror, StORM, & PostgresStORM by the time we get to the subclasses we need to process.
private var superclassCount = 0
public func didInitializeSuperclass() {
self.superclassCount += 1
}
/// This function goes through all the superclass mirrors. This is dependent on the CCXMirroring protocol.
private func superclassMirrors() -> [Mirror] {
var mirrors : [Mirror] = []
let mir = Mirror(reflecting: self)
mirrors.append(mir)
var currentContext : Mirror?
for _ in 0...self.superclassCount {
if currentContext.isNil {
currentContext = mir.superclassMirror
} else {
currentContext = currentContext?.superclassMirror
}
if currentContext.isNotNil {
// we only want to bring in the variables from the superclasses that are beyond PostgresStORM:
mirrors.append(currentContext!)
}
}
return mirrors
}
/// This returns all the children, even all the superclass mirrored children. Use allChildren().asData() to return an array of key/values.
public func allChildren(includingNilValues : Bool = false) -> [Mirror.Child] {
// Remove out the superclass count which is private:
let children = self.superclassMirrors().allChildren(includingNilValues: includingNilValues)
return children
}
}