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| root = true | ||
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| [*] | ||
| indent_style = space | ||
| indent_size = 4 | ||
| end_of_line = lf | ||
| insert_final_newline = true | ||
| trim_trailing_whitespace = true |
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| name: Main | ||
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| on: | ||
| push: | ||
| branches: [main] | ||
| schedule: | ||
| - cron: "0 8,20 * * *" | ||
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| jobs: | ||
| unit-tests: | ||
| name: Unit tests | ||
| uses: apple/swift-nio/.github/workflows/unit_tests.yml@main | ||
| with: | ||
| linux_5_9_arguments_override: "--explicit-target-dependency-import-check error" | ||
| linux_5_10_arguments_override: "--explicit-target-dependency-import-check error" | ||
| linux_6_0_arguments_override: "--explicit-target-dependency-import-check error" | ||
| linux_nightly_6_0_arguments_override: "--explicit-target-dependency-import-check error" | ||
| linux_nightly_main_arguments_override: "--explicit-target-dependency-import-check error" | ||
|
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| integration-test: | ||
| name: Integration test | ||
| uses: apple/swift-nio/.github/workflows/swift_matrix.yml@main | ||
| with: | ||
| name: "Integration test" | ||
| matrix_linux_command: "apt-get update -yq && apt-get install -yq jq && SWIFT_OPENAPI_GENERATOR_REPO_URL=file://${GITHUB_WORKSPACE} ./scripts/run-integration-test.sh" | ||
|
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| example-packages: | ||
| name: Example packages | ||
| uses: apple/swift-nio/.github/workflows/swift_matrix.yml@main | ||
| with: | ||
| name: "Example packages" | ||
| matrix_linux_command: "./scripts/test-examples.sh" |
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140 changes: 140 additions & 0 deletions
140
Sources/_OpenAPIGeneratorCore/Translator/CommonTranslations/translateRawEnum.swift
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| //===----------------------------------------------------------------------===// | ||
| // | ||
| // This source file is part of the SwiftOpenAPIGenerator open source project | ||
| // | ||
| // Copyright (c) 2023 Apple Inc. and the SwiftOpenAPIGenerator project authors | ||
| // Licensed under Apache License v2.0 | ||
| // | ||
| // See LICENSE.txt for license information | ||
| // See CONTRIBUTORS.txt for the list of SwiftOpenAPIGenerator project authors | ||
| // | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // | ||
| //===----------------------------------------------------------------------===// | ||
| import OpenAPIKit | ||
| import OrderedCollections | ||
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| /// The backing type of a raw enum. | ||
| enum RawEnumBackingType { | ||
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| /// Backed by a `String`. | ||
| case string | ||
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| /// Backed by an `Int`. | ||
| case integer | ||
| } | ||
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| /// The extracted enum value's identifier. | ||
| private enum EnumCaseID: Hashable, CustomStringConvertible { | ||
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| /// A string value. | ||
| case string(String) | ||
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| /// An integer value. | ||
| case integer(Int) | ||
|
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| var description: String { | ||
| switch self { | ||
| case .string(let value): return "\"\(value)\"" | ||
| case .integer(let value): return String(value) | ||
| } | ||
| } | ||
| } | ||
|
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| /// A wrapper for the metadata about the raw enum case. | ||
| private struct EnumCase { | ||
|
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| /// Used for checking uniqueness. | ||
| var id: EnumCaseID | ||
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| /// The raw Swift-safe name for the case. | ||
| var caseName: String | ||
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| /// The literal value of the enum case. | ||
| var literal: LiteralDescription | ||
| } | ||
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| extension EnumCase: Equatable { static func == (lhs: EnumCase, rhs: EnumCase) -> Bool { lhs.id == rhs.id } } | ||
|
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| extension EnumCase: Hashable { func hash(into hasher: inout Hasher) { hasher.combine(id) } } | ||
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| extension FileTranslator { | ||
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| /// Returns a declaration of the specified raw value-based enum schema. | ||
| /// - Parameters: | ||
| /// - backingType: The backing type of the enum. | ||
| /// - typeName: The name of the type to give to the declared enum. | ||
| /// - userDescription: A user-specified description from the OpenAPI | ||
| /// document. | ||
| /// - isNullable: Whether the enum schema is nullable. | ||
| /// - allowedValues: The enumerated allowed values. | ||
| /// - Throws: A `GenericError` if a disallowed value is encountered. | ||
| /// - Returns: A declaration of the specified raw value-based enum schema. | ||
| func translateRawEnum( | ||
| backingType: RawEnumBackingType, | ||
| typeName: TypeName, | ||
| userDescription: String?, | ||
| isNullable: Bool, | ||
| allowedValues: [AnyCodable] | ||
| ) throws -> Declaration { | ||
| var cases: OrderedSet<EnumCase> = [] | ||
| func addIfUnique(id: EnumCaseID, caseName: String) throws { | ||
| let literal: LiteralDescription | ||
| switch id { | ||
| case .string(let string): literal = .string(string) | ||
| case .integer(let int): literal = .int(int) | ||
| } | ||
| guard cases.append(.init(id: id, caseName: caseName, literal: literal)).inserted else { | ||
| try diagnostics.emit( | ||
| .warning( | ||
| message: "Duplicate enum value, skipping", | ||
| context: ["id": "\(id)", "foundIn": typeName.description] | ||
| ) | ||
| ) | ||
| return | ||
| } | ||
| } | ||
| for anyValue in allowedValues.map(\.value) { | ||
| switch backingType { | ||
| case .string: | ||
| // In nullable enum schemas, empty strings are parsed as Void. | ||
| // This is unlikely to be fixed, so handling that case here. | ||
| // https://github.com/apple/swift-openapi-generator/issues/118 | ||
| if isNullable && anyValue is Void { | ||
| try addIfUnique(id: .string(""), caseName: context.asSwiftSafeName("")) | ||
| } else { | ||
| guard let rawValue = anyValue as? String else { | ||
| throw GenericError(message: "Disallowed value for a string enum '\(typeName)': \(anyValue)") | ||
| } | ||
| let caseName = context.asSwiftSafeName(rawValue) | ||
| try addIfUnique(id: .string(rawValue), caseName: caseName) | ||
| } | ||
| case .integer: | ||
| let rawValue: Int | ||
| if let intRawValue = anyValue as? Int { | ||
| rawValue = intRawValue | ||
| } else if let stringRawValue = anyValue as? String, let intRawValue = Int(stringRawValue) { | ||
| rawValue = intRawValue | ||
| } else { | ||
| throw GenericError(message: "Disallowed value for an integer enum '\(typeName)': \(anyValue)") | ||
| } | ||
| let caseName = rawValue < 0 ? "_n\(abs(rawValue))" : "_\(rawValue)" | ||
| try addIfUnique(id: .integer(rawValue), caseName: caseName) | ||
| } | ||
| } | ||
| let baseConformance: String | ||
| switch backingType { | ||
| case .string: baseConformance = Constants.RawEnum.baseConformanceString | ||
| case .integer: baseConformance = Constants.RawEnum.baseConformanceInteger | ||
| } | ||
| let conformances = [baseConformance] + Constants.RawEnum.conformances | ||
| return try translateRawRepresentableEnum( | ||
| typeName: typeName, | ||
| conformances: conformances, | ||
| userDescription: userDescription, | ||
| cases: cases.map { ($0.caseName, $0.literal) }, | ||
| unknownCaseName: nil, | ||
| unknownCaseDescription: nil | ||
| ) | ||
| } | ||
| } |
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