53 lines
1.1 KiB
Swift
53 lines
1.1 KiB
Swift
//
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// AnyEquatable.swift
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// VDS
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//
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// Created by Matt Bruce on 9/15/22.
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//
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import Foundation
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public protocol AnyEquatable {
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func isEqual(_ equatable: AnyEquatable) -> Bool
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}
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func == (lhs: AnyEquatable?, rhs: AnyEquatable?) -> Bool {
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switch (lhs, rhs) {
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case (.some(let lhs), .some(let rhs)):
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return lhs.isEqual(rhs)
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case (.none, .none):
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return true
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default:
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return false
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}
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}
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func != (lhs: AnyEquatable?, rhs: AnyEquatable?) -> Bool {
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return !(lhs == rhs)
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}
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func == (lhs: [AnyEquatable]?, rhs: [AnyEquatable]?) -> Bool {
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switch (lhs, rhs) {
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case (.some(let lhs), .some(let rhs)):
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return lhs == rhs
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case (.none, .none):
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return true
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default:
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return false
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}
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}
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func != (lhs: [AnyEquatable]?, rhs: [AnyEquatable]?) -> Bool {
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return !(lhs == rhs)
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}
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func == (lhs: [AnyEquatable], rhs: [AnyEquatable]) -> Bool {
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return lhs.elementsEqual(rhs, by: { (lhsElement, rhsElement) -> Bool in
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return lhsElement == rhsElement
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})
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}
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func != (lhs: [AnyEquatable], rhs: [AnyEquatable]) -> Bool {
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return !(lhs == rhs)
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}
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