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/*
This source file is part of the Swift.org open source project
Copyright (c) 2021-2023 Apple Inc. and the Swift project authors
Licensed under Apache License v2.0 with Runtime Library Exception
See https://swift.org/LICENSE.txt for license information
See https://swift.org/CONTRIBUTORS.txt for Swift project authors
*/
/// A RenderSection value that can be diffed.
///
/// An `AnyRenderSection` value forwards difference operations to the underlying base type, each of which determine the difference differently.
struct AnyRenderSection: Equatable, Encodable, RenderJSONDiffable {
var value: RenderSection
init(_ value: RenderSection) {
self.value = value
}
func encode(to encoder: Encoder) throws {
try value.encode(to: encoder)
}
/// Forwards the difference methods on to the correct concrete type.
func difference(from other: AnyRenderSection, at path: CodablePath) -> JSONPatchDifferences {
switch (self.value.kind, other.value.kind) {
// MARK: Symbol Sections
case (.attributes, .attributes):
return (value as! AttributesRenderSection).difference(from: (other.value as! AttributesRenderSection), at: path)
case (.discussion, .discussion), (.content, .content):
return (value as! ContentRenderSection).difference(from: (other.value as! ContentRenderSection), at: path)
case (.declarations, .declarations):
return (value as! DeclarationsRenderSection).difference(from: (other.value as! DeclarationsRenderSection), at: path)
case (.parameters, .parameters):
return (value as! ParametersRenderSection).difference(from: (other.value as! ParametersRenderSection), at: path)
case (.plistDetails, .plistDetails):
return (value as! PlistDetailsRenderSection).difference(from: (other.value as! PlistDetailsRenderSection), at: path)
case (.possibleValues, .possibleValues):
return (value as! PossibleValuesRenderSection).difference(from: (other.value as! PossibleValuesRenderSection), at: path)
case (.relationships, .relationships):
return (value as! RelationshipsRenderSection).difference(from: (other.value as! RelationshipsRenderSection), at: path)
case (.restBody, .restBody):
return (value as! RESTBodyRenderSection).difference(from: (other.value as! RESTBodyRenderSection), at: path)
case (.restEndpoint, .restEndpoint):
return (value as! RESTEndpointRenderSection).difference(from: (other.value as! RESTEndpointRenderSection), at: path)
case (.restParameters, .restParameters):
return (value as! RESTParametersRenderSection).difference(from: (other.value as! RESTParametersRenderSection), at: path)
case (.restResponses, .restResponses):
return (value as! RESTResponseRenderSection).difference(from: (other.value as! RESTResponseRenderSection), at: path)
case (.sampleDownload, .sampleDownload):
return (value as! SampleDownloadSection).difference(from: (other.value as! SampleDownloadSection), at: path)
case (.taskGroup, .taskGroup):
return (value as! TaskGroupRenderSection).difference(from: (other.value as! TaskGroupRenderSection), at: path)
case (.mentions, .mentions):
return (value as! MentionsRenderSection).difference(from: (other.value as! MentionsRenderSection), at: path)
// MARK: Tutorial Sections
case (.intro, .intro), (.hero, .hero):
return (value as! IntroRenderSection).difference(from: (other.value as! IntroRenderSection), at: path)
case (.assessments, .assessments):
return (value as! TutorialAssessmentsRenderSection).difference(from: (other.value as! TutorialAssessmentsRenderSection), at: path)
case (.tasks, .tasks):
return (value as! TutorialSectionsRenderSection).difference(from: (other.value as! TutorialSectionsRenderSection), at: path)
// MARK: Tutorial Article Sections
case (.articleBody, .articleBody):
return (value as! TutorialArticleSection).difference(from: (other.value as! TutorialArticleSection), at: path)
// MARK: Tutorials Overview Sections
case (.callToAction, .callToAction):
return (value as! CallToActionSection).difference(from: (other.value as! CallToActionSection), at: path)
case (.contentAndMediaGroup, .contentAndMediaGroup):
return (value as! ContentAndMediaGroupSection).difference(from: (other.value as! ContentAndMediaGroupSection), at: path)
case (.contentAndMedia, .contentAndMedia):
return (value as! ContentAndMediaSection).difference(from: (other.value as! ContentAndMediaSection), at: path)
case (.resources, .resources):
return (value as! ResourcesRenderSection).difference(from: (other.value as! ResourcesRenderSection), at: path)
case (.volume, .volume):
return (value as! VolumeRenderSection).difference(from: (other.value as! VolumeRenderSection), at: path)
default:
assertionFailure("Case diffing \(value) with \(other.value) is not implemented.")
return []
}
}
static func == (lhs: AnyRenderSection, rhs: AnyRenderSection) -> Bool {
switch (lhs.value.kind, rhs.value.kind) {
// MARK: Symbol Sections
case (.attributes, .attributes):
return (lhs.value as! AttributesRenderSection) == (rhs.value as! AttributesRenderSection)
case (.discussion, .discussion), (.content, .content):
return (lhs.value as! ContentRenderSection) == (rhs.value as! ContentRenderSection)
case (.declarations, .declarations):
return (lhs.value as! DeclarationsRenderSection) == (rhs.value as! DeclarationsRenderSection)
case (.parameters, .parameters):
return (lhs.value as! ParametersRenderSection) == (rhs.value as! ParametersRenderSection)
case (.plistDetails, .plistDetails):
return (lhs.value as! PlistDetailsRenderSection) == (rhs.value as! PlistDetailsRenderSection)
case (.possibleValues, .possibleValues):
return (lhs.value as! PossibleValuesRenderSection) == (rhs.value as! PossibleValuesRenderSection)
case (.relationships, .relationships):
return (lhs.value as! RelationshipsRenderSection) == (rhs.value as! RelationshipsRenderSection)
case (.restBody, .restBody):
return (lhs.value as! RESTBodyRenderSection) == (rhs.value as! RESTBodyRenderSection)
case (.restEndpoint, .restEndpoint):
return (lhs.value as! RESTEndpointRenderSection) == (rhs.value as! RESTEndpointRenderSection)
case (.restParameters, .restParameters):
return (lhs.value as! RESTParametersRenderSection) == (rhs.value as! RESTParametersRenderSection)
case (.restResponses, .restResponses):
return (lhs.value as! RESTResponseRenderSection) == (rhs.value as! RESTResponseRenderSection)
case (.sampleDownload, .sampleDownload):
return (lhs.value as! SampleDownloadSection) == (rhs.value as! SampleDownloadSection)
case (.taskGroup, .taskGroup):
return (lhs.value as! TaskGroupRenderSection) == (rhs.value as! TaskGroupRenderSection)
case (.mentions, .mentions):
return (lhs.value as! MentionsRenderSection) == (rhs.value as! MentionsRenderSection)
// MARK: Tutorial Sections
case (.intro, .intro), (.hero, .hero):
return (lhs.value as! IntroRenderSection) == (rhs.value as! IntroRenderSection)
case (.assessments, .assessments):
return (lhs.value as! TutorialAssessmentsRenderSection) == (rhs.value as! TutorialAssessmentsRenderSection)
case (.tasks, .tasks):
return (lhs.value as! TutorialSectionsRenderSection) == (rhs.value as! TutorialSectionsRenderSection)
// MARK: Tutorial Article Sections
case (.articleBody, .articleBody):
return (lhs.value as! TutorialArticleSection) == (rhs.value as! TutorialArticleSection)
// MARK: Tutorials Overview Sections
case (.callToAction, .callToAction):
return (lhs.value as! CallToActionSection) == (rhs.value as! CallToActionSection)
case (.contentAndMediaGroup, .contentAndMediaGroup):
return (lhs.value as! ContentAndMediaGroupSection) == (rhs.value as! ContentAndMediaGroupSection)
case (.contentAndMedia, .contentAndMedia):
return (lhs.value as! ContentAndMediaSection) == (rhs.value as! ContentAndMediaSection)
case (.resources, .resources):
return (lhs.value as! ResourcesRenderSection) == (rhs.value as! ResourcesRenderSection)
case (.volume, .volume):
return (lhs.value as! VolumeRenderSection) == (rhs.value as! VolumeRenderSection)
default:
assertionFailure("Case diffing \(lhs.value) with \(rhs.value) is not implemented.")
return false
}
}
func isSimilar(to other: AnyRenderSection) -> Bool {
return self.value.kind == other.value.kind
}
}
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