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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2025 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
public import SWBUtil
/// `TaskResult` represents the result of either a command or a command process.
public enum TaskResult: Hashable, Sendable {
/// The task ran and exited with the given status
case exit(exitStatus: Processes.ExitStatus, metrics: CommandMetrics?)
/// The task could not run due to a set up failure like missing inputs
case failedSetup
/// The task got skipped by the build engine
case skipped
public static func succeeded(metrics: CommandMetrics? = nil) -> TaskResult {
.exit(exitStatus: .exit(0), metrics: metrics)
}
public var isSuccess: Bool {
switch self {
case .exit(let exitStatus, _):
return exitStatus.isSuccess
case .failedSetup:
return false
case .skipped:
return true
}
}
public var isCancelled: Bool {
switch self {
case .exit(let exitStatus, _):
return exitStatus.wasCanceled
case .failedSetup:
return false
case .skipped:
return false
}
}
public var metrics: CommandMetrics? {
guard case let .exit(_, metrics) = self else {
return nil
}
return metrics
}
}
public extension Optional where Wrapped == TaskResult {
/// Indicates that a task failed in a way that parsers reading diagnostics should be skipped.
///
/// **NOTE**: This applies to crashed or cancelled tasks
var shouldSkipParsingDiagnostics: Bool {
switch self {
case .exit(exitStatus: let status, metrics: _):
return status.wasCanceled
case .skipped: return false
case .failedSetup, nil: return true
}
}
}
public struct CommandMetrics: Hashable, Sendable {
public let utime: UInt64 /// User time (in μs)
public let stime: UInt64 /// Sys time (in μs)
public let maxRSS: UInt64 /// Max RSS (in bytes)
public let wcDuration: ElapsedTimerInterval? /// Wall time duration (in μs).
public init(utime: UInt64, stime: UInt64, maxRSS: UInt64, wcDuration: ElapsedTimerInterval?) {
self.utime = utime
self.stime = stime
self.maxRSS = maxRSS
self.wcDuration = wcDuration
}
}
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