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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 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 the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#if FOUNDATION_FRAMEWORK
// Initial API constrained to Output == Bool
@available(FoundationPredicate 0.1, *)
extension KeyedEncodingContainer {
public mutating func encodePredicateExpression<T: PredicateExpression & Encodable, each Input>(_ expression: T, forKey key: Self.Key, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws where T.Output == Bool {
var container = self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self, forKey: key)
try container._encode(expression, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
public mutating func encodePredicateExpressionIfPresent<T: PredicateExpression & Encodable, each Input>(_ expression: T?, forKey key: Self.Key, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws where T.Output == Bool {
guard let expression else { return }
try self.encodePredicateExpression(expression, forKey: key, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
}
extension PredicateExpression {
fileprivate static var outputType: Any.Type {
Output.self
}
}
@available(FoundationPredicate 0.1, *)
extension KeyedDecodingContainer {
@_optimize(none) // Work around swift optimizer crash (rdar://124533887)
public mutating func decodePredicateExpression<each Input>(forKey key: Self.Key, input: repeat (each Input).Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Bool>, variable: (repeat PredicateExpressions.Variable<each Input>)) {
var container = try self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self, forKey: key)
let (expr, variable) = try container._decode(input: repeat each input, output: Bool.self, predicateConfiguration: predicateConfiguration)
return (expr, variable)
}
public mutating func decodePredicateExpressionIfPresent<each Input>(forKey key: Self.Key, input: repeat (each Input).Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Bool>, variable: (repeat PredicateExpressions.Variable<each Input>))? {
guard self.contains(key) else { return nil }
return try self.decodePredicateExpression(forKey: key, input: repeat each input, predicateConfiguration: predicateConfiguration)
}
}
@available(FoundationPredicate 0.1, *)
extension UnkeyedEncodingContainer {
public mutating func encodePredicateExpression<T: PredicateExpression & Encodable, each Input>(_ expression: T, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws where T.Output == Bool {
var container = self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self)
try container._encode(expression, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
public mutating func encodePredicateExpressionIfPresent<T: PredicateExpression & Encodable, each Input>(_ expression: T?, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws where T.Output == Bool {
guard let expression else {
try self.encodeNil()
return
}
try self.encodePredicateExpression(expression, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
}
@available(FoundationPredicate 0.1, *)
extension UnkeyedDecodingContainer {
@_optimize(none) // Work around swift optimizer crash (rdar://124533887)
public mutating func decodePredicateExpression<each Input>(input: repeat (each Input).Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Bool>, variable: (repeat PredicateExpressions.Variable<each Input>)) {
var container = try self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self)
let (expr, variable) = try container._decode(input: repeat each input, output: Bool.self, predicateConfiguration: predicateConfiguration)
guard let casted = expr as? any PredicateExpression<Bool> else {
throw DecodingError.dataCorruptedError(in: self, debugDescription: "This expression has an unsupported output type of \(_typeName(type(of: expr).outputType)) (expected Bool)")
}
return (casted, variable)
}
public mutating func decodePredicateExpressionIfPresent<each Input>(input: repeat (each Input).Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Bool>, variable: (repeat PredicateExpressions.Variable<each Input>))? {
if try self.decodeNil() {
return nil
} else {
return try self.decodePredicateExpression(input: repeat each input, predicateConfiguration: predicateConfiguration)
}
}
}
// Added API without Output Constraint
@available(FoundationPredicate 0.4, *)
extension KeyedEncodingContainer {
@_disfavoredOverload
public mutating func encodePredicateExpression<T: PredicateExpression & Encodable, each Input>(_ expression: T, forKey key: Self.Key, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws {
var container = self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self, forKey: key)
try container._encode(expression, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
@_disfavoredOverload
public mutating func encodePredicateExpressionIfPresent<T: PredicateExpression & Encodable, each Input>(_ expression: T?, forKey key: Self.Key, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws {
guard let expression else { return }
try self.encodePredicateExpression(expression, forKey: key, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
}
@available(FoundationPredicate 0.4, *)
extension KeyedDecodingContainer {
public mutating func decodePredicateExpression<each Input, Output>(forKey key: Self.Key, input: repeat (each Input).Type, output: Output.Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Output>, variable: (repeat PredicateExpressions.Variable<each Input>)) {
var container = try self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self, forKey: key)
return try container._decode(input: repeat each input, output: output, predicateConfiguration: predicateConfiguration)
}
public mutating func decodePredicateExpressionIfPresent<each Input, Output>(forKey key: Self.Key, input: repeat (each Input).Type, output: Output.Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Output>, variable: (repeat PredicateExpressions.Variable<each Input>))? {
guard self.contains(key) else { return nil }
return try self.decodePredicateExpression(forKey: key, input: repeat each input, output: output, predicateConfiguration: predicateConfiguration)
}
}
@available(FoundationPredicate 0.4, *)
extension UnkeyedEncodingContainer {
@_disfavoredOverload
public mutating func encodePredicateExpression<T: PredicateExpression & Encodable, each Input>(_ expression: T, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws {
var container = self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self)
try container._encode(expression, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
@_disfavoredOverload
public mutating func encodePredicateExpressionIfPresent<T: PredicateExpression & Encodable, each Input>(_ expression: T?, variable: repeat PredicateExpressions.Variable<each Input>, predicateConfiguration: PredicateCodableConfiguration) throws {
guard let expression else {
try self.encodeNil()
return
}
try self.encodePredicateExpression(expression, variable: repeat each variable, predicateConfiguration: predicateConfiguration)
}
}
@available(FoundationPredicate 0.4, *)
extension UnkeyedDecodingContainer {
public mutating func decodePredicateExpression<each Input, Output>(input: repeat (each Input).Type, output: Output.Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Output>, variable: (repeat PredicateExpressions.Variable<each Input>)) {
var container = try self.nestedContainer(keyedBy: PredicateExpressionCodingKeys.self)
return try container._decode(input: repeat each input, output: output, predicateConfiguration: predicateConfiguration)
}
public mutating func decodePredicateExpressionIfPresent<each Input, Output>(input: repeat (each Input).Type, output: Output.Type, predicateConfiguration: PredicateCodableConfiguration) throws -> (expression: any PredicateExpression<Output>, variable: (repeat PredicateExpressions.Variable<each Input>))? {
if try self.decodeNil() {
return nil
} else {
return try self.decodePredicateExpression(input: repeat each input, output: output, predicateConfiguration: predicateConfiguration)
}
}
}
#endif // FOUNDATION_FRAMEWORK
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