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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2020 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 the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#if canImport(TestSupport)
import TestSupport
#endif
#if FOUNDATION_FRAMEWORK
extension NSAttributedString.Key {
static let testInt = NSAttributedString.Key("TestInt")
static let testString = NSAttributedString.Key("TestString")
static let testDouble = NSAttributedString.Key("TestDouble")
static let testBool = NSAttributedString.Key("TestBool")
static let testParagraphConstrained = NSAttributedString.Key("TestParagraphConstrained")
static let testSecondParagraphConstrained = NSAttributedString.Key("TestSecondParagraphConstrained")
static let testCharacterConstrained = NSAttributedString.Key("TestCharacterConstrained")
}
#endif
extension AttributeScopes.TestAttributes {
enum TestIntAttribute: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestInt"
}
enum TestStringAttribute: CodableAttributedStringKey {
typealias Value = String
static let name = "TestString"
}
enum TestDoubleAttribute: CodableAttributedStringKey {
typealias Value = Double
static let name = "TestDouble"
}
enum TestBoolAttribute: CodableAttributedStringKey {
typealias Value = Bool
static let name = "TestBool"
}
enum TestNonExtended: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestNonExtended"
static let inheritedByAddedText: Bool = false
}
enum TestParagraphConstrained: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestParagraphConstrained"
static let runBoundaries: AttributedString.AttributeRunBoundaries? = .paragraph
}
enum TestSecondParagraphConstrained: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestSecondParagraphConstrained"
static let runBoundaries: AttributedString.AttributeRunBoundaries? = .paragraph
}
enum TestCharacterConstrained: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestCharacterConstrained"
static let runBoundaries: AttributedString.AttributeRunBoundaries? = .character("*")
}
enum TestUnicodeCharacterConstrained: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestUnicodeCharacterConstrained"
static let runBoundaries: AttributedString.AttributeRunBoundaries? = .character("\u{FFFD}") // U+FFFD Replacement Character
}
enum TestAttributeDependent: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestAttributeDependent"
static let invalidationConditions: Set<AttributedString.AttributeInvalidationCondition>? = [.attributeChanged(\.testInt)]
}
enum TestCharacterDependent: CodableAttributedStringKey {
typealias Value = Int
static let name = "TestCharacterDependent"
static let invalidationConditions: Set<AttributedString.AttributeInvalidationCondition>? = [.textChanged]
}
enum NonCodableAttribute : AttributedStringKey {
typealias Value = NonCodableType
static let name = "NonCodable"
}
enum CustomCodableAttribute : CodableAttributedStringKey {
typealias Value = NonCodableType
static let name = "NonCodableConvertible"
static func encode(_ value: NonCodableType, to encoder: Encoder) throws {
var c = encoder.singleValueContainer()
try c.encode(value.inner)
}
static func decode(from decoder: Decoder) throws -> NonCodableType {
let c = try decoder.singleValueContainer()
let inner = try c.decode(Int.self)
return NonCodableType(inner: inner)
}
}
}
#if FOUNDATION_FRAMEWORK
extension AttributeScopes.TestAttributes.TestIntAttribute : MarkdownDecodableAttributedStringKey {}
extension AttributeScopes.TestAttributes.TestStringAttribute : MarkdownDecodableAttributedStringKey {}
extension AttributeScopes.TestAttributes.TestBoolAttribute : MarkdownDecodableAttributedStringKey {}
extension AttributeScopes.TestAttributes.TestDoubleAttribute : MarkdownDecodableAttributedStringKey {}
#endif // FOUNDATION_FRAMEWORK
struct NonCodableType : Hashable {
var inner : Int
}
extension AttributeScopes {
var test: TestAttributes.Type { TestAttributes.self }
struct TestAttributes : AttributeScope {
var testInt : TestIntAttribute
var testString : TestStringAttribute
var testDouble : TestDoubleAttribute
var testBool : TestBoolAttribute
var testNonExtended : TestNonExtended
var testParagraphConstrained : TestParagraphConstrained
var testSecondParagraphConstrained : TestSecondParagraphConstrained
var testCharacterConstrained : TestCharacterConstrained
var testUnicodeScalarConstrained : TestUnicodeCharacterConstrained
var testAttributeDependent : TestAttributeDependent
var testCharacterDependent : TestCharacterDependent
}
}
extension AttributeDynamicLookup {
subscript<T: AttributedStringKey>(dynamicMember keyPath: KeyPath<AttributeScopes.TestAttributes, T>) -> T {
get { self[T.self] }
}
}
enum TestError: Error {
case encodingError
case decodingError
case conversionError
case markdownError
}
#if !FOUNDATION_FRAMEWORK
extension AttributedStringProtocol {
func range(of other: String) -> Range<AttributedString.Index>? {
let str = String(characters)
guard let strRange = str.firstRange(of: other) else { return nil }
let start = str.unicodeScalars.distance(from: str.startIndex, to: strRange.lowerBound)
let end = str.unicodeScalars.distance(from: str.startIndex, to: strRange.upperBound)
return unicodeScalars.index(startIndex, offsetBy: start) ..< unicodeScalars.index(startIndex, offsetBy: end)
}
}
#endif // !FOUNDATION_FRAMEWORK
|
