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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
/// Base protocol for Ice exceptions.
public protocol Exception: Error {
/// Returns the type id of this exception.
///
/// - returns: `String` - The type id of this exception.
func ice_id() -> String
static func ice_staticId() -> String
}
public extension Exception {
func ice_id() -> String {
return type(of: self).ice_staticId()
}
}
/// Base class for Ice run-time exceptions.
open class LocalException: Exception, CustomStringConvertible {
public let file: String
public let line: Int
public var description: String {
return "\(file): \(line): \(ice_id())\(ice_print())"
}
public init(file: String = #file, line: Int = #line) {
self.file = file
self.line = line
}
open class func ice_staticId() -> String {
return "::Ice::LocalException"
}
/// Returns a stringified description of this exception.
///
/// - returns: `String` - The exception description.
open func ice_print() -> String {
return ""
}
}
/// Base class for Ice user exceptions.
open class UserException: Exception {
public required init() {}
open func _iceReadImpl(from _: InputStream) throws {}
open func _iceWriteImpl(to _: OutputStream) {}
open func _usesClasses() -> Bool {
return false
}
/// Returns the Slice type ID of the exception.
///
/// - returns: `String` The Slice type ID.
open class func ice_staticId() -> String {
return "::Ice::UserException"
}
open func _iceRead(from istr: InputStream) throws {
istr.startException()
try _iceReadImpl(from: istr)
try istr.endException(preserve: false)
}
open func _iceWrite(to ostr: OutputStream) {
ostr.startException(data: nil)
_iceWriteImpl(to: ostr)
ostr.endException()
}
/// Returns the sliced data if the exception has a preserved-slice base class and has been sliced during
/// un-marshaling, nil is returned otherwise.
///
/// - returns: `SlicedData?` - The sliced data or nil.
open func ice_getSlicedData() -> SlicedData? {
return nil
}
}
/// Error used to wrap C++ std::exception errors.
public class RuntimeError: LocalException {
private let message: String
public override var description: String {
return message
}
open override class func ice_staticId() -> String {
return "::Ice::RuntimeError"
}
public init(_ message: String) {
self.message = message
}
}
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