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902 lines
30 KiB
C#
902 lines
30 KiB
C#
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Text;
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namespace Tools.DotNETCommon
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{
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/// <summary>
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/// Log Event Type
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/// </summary>
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public enum LogEventType
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{
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/// <summary>
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/// The log event is a fatal error
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/// </summary>
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Fatal = 1,
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/// <summary>
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/// The log event is an error
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/// </summary>
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Error = 2,
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/// <summary>
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/// The log event is a warning
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/// </summary>
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Warning = 4,
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/// <summary>
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/// Output the log event to the console
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/// </summary>
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Console = 8,
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/// <summary>
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/// Output the event to the on-disk log
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/// </summary>
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Log = 16,
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/// <summary>
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/// The log event should only be displayed if verbose logging is enabled
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/// </summary>
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Verbose = 32,
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/// <summary>
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/// The log event should only be displayed if very verbose logging is enabled
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/// </summary>
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VeryVerbose = 64
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}
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/// <summary>
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/// Options for formatting messages
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/// </summary>
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[Flags]
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public enum LogFormatOptions
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{
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/// <summary>
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/// Format normally
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/// </summary>
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None = 0,
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/// <summary>
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/// Never write a severity prefix. Useful for pre-formatted messages that need to be in a particular format for, eg. the Visual Studio output window
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/// </summary>
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NoSeverityPrefix = 1,
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/// <summary>
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/// Do not output text to the console
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/// </summary>
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NoConsoleOutput = 2,
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}
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/// <summary>
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/// UAT/UBT Custom log system.
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///
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/// This lets you use any TraceListeners you want, but you should only call the static
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/// methods below, not call Trace.XXX directly, as the static methods
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/// This allows the system to enforce the formatting and filtering conventions we desire.
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///
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/// For posterity, we cannot use the Trace or TraceSource class directly because of our special log requirements:
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/// 1. We possibly capture the method name of the logging event. This cannot be done as a macro, so must be done at the top level so we know how many layers of the stack to peel off to get the real function.
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/// 2. We have a verbose filter we would like to apply to all logs without having to have each listener filter individually, which would require our string formatting code to run every time.
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/// 3. We possibly want to ensure severity prefixes are logged, but Trace.WriteXXX does not allow any severity info to be passed down.
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/// </summary>
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static public class Log
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{
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/// <summary>
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/// Temporary status message displayed on the console.
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/// </summary>
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[DebuggerDisplay("{HeadingText}")]
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class StatusMessage
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{
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/// <summary>
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/// The heading for this status message.
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/// </summary>
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public string HeadingText;
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/// <summary>
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/// The current status text.
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/// </summary>
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public string CurrentText;
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/// <summary>
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/// Whether the heading has been written to the console. Before the first time that lines are output to the log in the midst of a status scope, the heading will be written on a line of its own first.
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/// </summary>
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public bool bHasFlushedHeadingText;
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}
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/// <summary>
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/// Object used for synchronization
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/// </summary>
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private static object SyncObject = new object();
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/// <summary>
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/// When true, verbose logging is enabled.
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/// </summary>
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public static LogEventType OutputLevel
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{
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get; set;
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}
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/// <summary>
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/// Whether to include timestamps on each line of log output
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/// </summary>
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public static bool IncludeTimestamps
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{
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get; set;
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}
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/// <summary>
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/// When true, warnings and errors will have a WARNING: or ERROR: prexifx, respectively.
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/// </summary>
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public static bool IncludeSeverityPrefix
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{
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get; set;
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}
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/// <summary>
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/// When true, warnings and errors will have a prefix suitable for display by MSBuild (avoiding error messages showing as (EXEC : Error : ")
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/// </summary>
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public static bool IncludeProgramNameWithSeverityPrefix
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{
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get; set;
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}
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/// <summary>
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/// When true, logs will have the calling mehod prepended to the output as MethodName:
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/// </summary>
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public static bool IncludeCallingMethod
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{
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get; set;
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}
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/// <summary>
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/// When true, console output will have the calling mehod prepended to the output as MethodName:
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/// </summary>
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public static bool IncludeCallingMethodForConsole
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{
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get; set;
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}
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/// <summary>
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/// When true, will detect warnings and errors and set the console output color to yellow and red.
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/// </summary>
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public static bool ColorConsoleOutput
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{
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get; set;
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}
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/// <summary>
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/// Path to the log file being written to. May be null.
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/// </summary>
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public static FileReference OutputFile
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{
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get; private set;
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}
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/// <summary>
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/// Whether console output is redirected. This prevents writing status updates that rely on moving the cursor.
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/// </summary>
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private static bool AllowStatusUpdates
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{
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get { return !Console.IsOutputRedirected; }
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}
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/// <summary>
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/// When configured, this tracks time since initialization to prepend a timestamp to each log.
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/// </summary>
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private static Stopwatch Timer = Stopwatch.StartNew();
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/// <summary>
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/// A collection of strings that have been already written once
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/// </summary>
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private static HashSet<string> WriteOnceSet = new HashSet<string>();
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/// <summary>
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/// Stack of status scope information.
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/// </summary>
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private static Stack<StatusMessage> StatusMessageStack = new Stack<StatusMessage>();
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/// <summary>
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/// The currently visible status text
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/// </summary>
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private static string StatusText = "";
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/// <summary>
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/// Last time a status message was pushed to the stack
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/// </summary>
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private static Stopwatch StatusTimer = new Stopwatch();
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/// <summary>
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/// Indent added to every output line
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/// </summary>
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public static string Indent
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{
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get; set;
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}
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/// <summary>
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/// Static initializer
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/// </summary>
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static Log()
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{
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Indent = "";
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OutputLevel = LogEventType.Log;
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IncludeSeverityPrefix = true;
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IncludeProgramNameWithSeverityPrefix = false;
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IncludeCallingMethod = true;
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IncludeCallingMethodForConsole = false;
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ColorConsoleOutput = true;
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}
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/// <summary>
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/// Adds a trace listener that writes to a log file
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/// </summary>
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/// <param name="OutputFile">The file to write to</param>
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/// <returns>The created trace listener</returns>
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public static TextWriterTraceListener AddFileWriter(string Name, FileReference OutputFile)
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{
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try
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{
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Log.OutputFile = OutputFile;
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DirectoryReference.CreateDirectory(OutputFile.Directory);
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TextWriterTraceListener LogTraceListener = new TextWriterTraceListener(new StreamWriter(OutputFile.FullName), Name);
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Trace.Listeners.Add(LogTraceListener);
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return LogTraceListener;
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}
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catch (Exception Ex)
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{
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throw new Exception(String.Format("Unable to open log file for writing ({0})", OutputFile), Ex);
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}
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}
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/// <summary>
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/// Determines if a TextWriterTraceListener has been added to the list of trace listeners
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/// </summary>
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/// <returns>True if a TextWriterTraceListener has been added</returns>
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public static bool HasFileWriter()
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{
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foreach(TraceListener Listener in Trace.Listeners)
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{
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if(Listener is TextWriterTraceListener)
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{
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return true;
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}
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}
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return false;
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}
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/// <summary>
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/// Gets the name of the Method N levels deep in the stack frame. Used to trap what method actually made the logging call.
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/// Only used when bLogSources is true.
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/// </summary>
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/// <param name="StackFramesToSkip"></param>
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/// <returns>ClassName.MethodName</returns>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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private static string GetSource(int StackFramesToSkip)
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{
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StackFrame Frame = new StackFrame(2 + StackFramesToSkip);
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System.Reflection.MethodBase Method = Frame.GetMethod();
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return String.Format("{0}.{1}", Method.DeclaringType.Name, Method.Name);
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}
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/// <summary>
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/// Converts a LogEventType into a log prefix. Only used when bLogSeverity is true.
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/// </summary>
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/// <param name="Severity"></param>
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/// <returns></returns>
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private static string GetSeverityPrefix(LogEventType Severity)
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{
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switch (Severity)
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{
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case LogEventType.Fatal:
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return "FATAL ERROR: ";
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case LogEventType.Error:
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return "ERROR: ";
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case LogEventType.Warning:
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return "WARNING: ";
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case LogEventType.Console:
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return "";
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case LogEventType.Verbose:
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return "VERBOSE: ";
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case LogEventType.VeryVerbose:
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return "VVERBOSE: ";
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default:
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return "";
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}
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}
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/// <summary>
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/// Formats message for logging. Enforces the configured options.
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/// </summary>
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/// <param name="StackFramesToSkip">Number of frames to skip to get to the originator of the log request.</param>
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/// <param name="Verbosity">Message verbosity level</param>
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/// <param name="Options">Options for formatting this string</param>
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/// <param name="bForConsole">Whether the message is intended for console output</param>
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/// <param name="Format">Message text format string</param>
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/// <param name="Args">Message text parameters</param>
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/// <returns>Formatted message</returns>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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private static List<string> FormatMessage(int StackFramesToSkip, LogEventType Verbosity, LogFormatOptions Options, bool bForConsole, string Format, params object[] Args)
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{
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string TimePrefix = IncludeTimestamps? String.Format("[{0:hh\\:mm\\:ss\\.fff}] ", Timer.Elapsed) : "";
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string SourcePrefix = (bForConsole ? IncludeCallingMethodForConsole : IncludeCallingMethod) ? string.Format("{0}: ", GetSource(StackFramesToSkip)) : "";
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string SeverityPrefix = (IncludeSeverityPrefix && ((Options & LogFormatOptions.NoSeverityPrefix) == 0)) ? GetSeverityPrefix(Verbosity) : "";
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// Include the executable name when running inside MSBuild. If unspecified, MSBuild re-formats them with an "EXEC :" prefix.
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if(SeverityPrefix.Length > 0 && IncludeProgramNameWithSeverityPrefix)
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{
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SeverityPrefix = String.Format("{0}: {1}", Path.GetFileNameWithoutExtension(Assembly.GetEntryAssembly().Location), SeverityPrefix);
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}
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// If there are no extra args, don't try to format the string, in case it has any format control characters in it (our LOCTEXT strings tend to).
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string[] Lines = ((Args.Length > 0) ? String.Format(Format, Args) : Format).TrimEnd(' ', '\t', '\r', '\n').Split('\n');
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List<string> FormattedLines = new List<string>();
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FormattedLines.Add(String.Format("{0}{1}{2}{3}{4}", TimePrefix, SourcePrefix, Indent, SeverityPrefix, Lines[0].TrimEnd('\r')));
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if (Lines.Length > 1)
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{
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int PaddingLength = 0;
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while(PaddingLength < Lines[0].Length && Char.IsWhiteSpace(Lines[0][PaddingLength]))
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{
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PaddingLength++;
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}
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string Padding = new string(' ', SeverityPrefix.Length) + Lines[0].Substring(0, PaddingLength);
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for (int Idx = 1; Idx < Lines.Length; Idx++)
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{
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FormattedLines.Add(String.Format("{0}{1}{2}{3}{4}", TimePrefix, SourcePrefix, Indent, Padding, Lines[Idx].TrimEnd('\r')));
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}
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}
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return FormattedLines;
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}
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/// <summary>
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/// Writes a formatted message to the console. All other functions should boil down to calling this method.
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/// </summary>
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/// <param name="StackFramesToSkip">Number of frames to skip to get to the originator of the log request.</param>
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/// <param name="bWriteOnce">If true, this message will be written only once</param>
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/// <param name="Verbosity">Message verbosity level. We only meaningfully use values up to Verbose</param>
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/// <param name="FormatOptions">Options for formatting messages</param>
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/// <param name="Format">Message format string.</param>
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/// <param name="Args">Optional arguments</param>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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private static void WriteLinePrivate(int StackFramesToSkip, bool bWriteOnce, LogEventType Verbosity, LogFormatOptions FormatOptions, string Format, params object[] Args)
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{
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// if we want this message only written one time, check if it was already written out
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if (bWriteOnce)
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{
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string Formatted = string.Format(Format, Args);
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if (WriteOnceSet.Contains(Formatted))
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{
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return;
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}
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WriteOnceSet.Add(Formatted);
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}
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if (Verbosity <= OutputLevel)
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{
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lock (SyncObject)
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{
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// Output to all the other trace listeners
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List<string> Lines = FormatMessage(StackFramesToSkip + 1, Verbosity, FormatOptions, false, Format, Args);
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foreach (TraceListener Listener in Trace.Listeners)
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{
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foreach(string Line in Lines)
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{
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Listener.WriteLine(Line);
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}
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Listener.Flush();
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}
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// Handle the console output separately; we format things differently
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if ((Verbosity != LogEventType.Log || OutputLevel >= LogEventType.Verbose) && (FormatOptions & LogFormatOptions.NoConsoleOutput) == 0)
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{
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FlushStatusHeading();
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bool bResetConsoleColor = false;
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if (ColorConsoleOutput)
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{
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if(Verbosity == LogEventType.Warning)
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{
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Console.ForegroundColor = ConsoleColor.Yellow;
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bResetConsoleColor = true;
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}
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if(Verbosity <= LogEventType.Error)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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bResetConsoleColor = true;
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}
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}
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try
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{
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List<string> ConsoleLines = FormatMessage(StackFramesToSkip + 1, Verbosity, FormatOptions, true, Format, Args);
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foreach (string ConsoleLine in ConsoleLines)
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{
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Console.WriteLine(ConsoleLine);
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}
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}
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finally
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{
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// make sure we always put the console color back.
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if(bResetConsoleColor)
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{
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Console.ResetColor();
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}
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}
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if(StatusMessageStack.Count > 0 && AllowStatusUpdates)
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{
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SetStatusText(StatusMessageStack.Peek().CurrentText);
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}
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}
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}
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}
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}
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/// <summary>
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/// Similar to Trace.WriteLineIf
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/// </summary>
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/// <param name="Condition"></param>
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/// <param name="Verbosity"></param>
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/// <param name="Format"></param>
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/// <param name="Args"></param>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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public static void WriteLineIf(bool Condition, LogEventType Verbosity, string Format, params object[] Args)
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{
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if (Condition)
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{
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WriteLinePrivate(1, false, Verbosity, LogFormatOptions.None, Format, Args);
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}
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}
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/// <summary>
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/// Mostly an internal function, but expose StackFramesToSkip to allow UAT to use existing wrapper functions and still get proper formatting.
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/// </summary>
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/// <param name="StackFramesToSkip"></param>
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/// <param name="Verbosity"></param>
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/// <param name="Format"></param>
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/// <param name="Args"></param>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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public static void WriteLine(int StackFramesToSkip, LogEventType Verbosity, string Format, params object[] Args)
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{
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WriteLinePrivate(StackFramesToSkip + 1, false, Verbosity, LogFormatOptions.None, Format, Args);
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}
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/// <summary>
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/// Mostly an internal function, but expose StackFramesToSkip to allow UAT to use existing wrapper functions and still get proper formatting.
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/// </summary>
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/// <param name="StackFramesToSkip"></param>
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/// <param name="Verbosity"></param>
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/// <param name="FormatOptions"></param>
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/// <param name="Format"></param>
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/// <param name="Args"></param>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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public static void WriteLine(int StackFramesToSkip, LogEventType Verbosity, LogFormatOptions FormatOptions, string Format, params object[] Args)
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{
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WriteLinePrivate(StackFramesToSkip + 1, false, Verbosity, FormatOptions, Format, Args);
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}
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/// <summary>
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/// Similar to Trace.WriteLine
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/// </summary>
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/// <param name="Verbosity"></param>
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/// <param name="Format"></param>
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/// <param name="Args"></param>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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public static void WriteLine(LogEventType Verbosity, string Format, params object[] Args)
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{
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WriteLinePrivate(1, false, Verbosity, LogFormatOptions.None, Format, Args);
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}
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/// <summary>
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/// Similar to Trace.WriteLine
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/// </summary>
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/// <param name="Verbosity"></param>
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/// <param name="FormatOptions"></param>
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/// <param name="Format"></param>
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/// <param name="Args"></param>
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[MethodImplAttribute(MethodImplOptions.NoInlining)]
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public static void WriteLine(LogEventType Verbosity, LogFormatOptions FormatOptions, string Format, params object[] Args)
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{
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WriteLinePrivate(1, false, Verbosity, FormatOptions, Format, Args);
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}
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/// <summary>
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/// Formats an exception for display in the log. The exception message is shown as an error, and the stack trace is included in the log.
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/// </summary>
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/// <param name="Ex">The exception to display</param>
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/// <param name="LogFileName">The log filename to display, if any</param>
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public static void WriteException(Exception Ex, string LogFileName)
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{
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string LogSuffix = (LogFileName == null)? "" : String.Format("\n(see {0} for full exception trace)", LogFileName);
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TraceLog("==============================================================================");
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TraceError("{0}{1}", ExceptionUtils.FormatException(Ex), LogSuffix);
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TraceLog("\n{0}", ExceptionUtils.FormatExceptionDetails(Ex));
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TraceLog("==============================================================================");
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}
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/// <summary>
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/// Writes an error message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceError(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Error, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes an error message to the console, in a format suitable for Visual Studio to parse.
|
|
/// </summary>
|
|
/// <param name="File">The file containing the error</param>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceError(FileReference File, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Error, LogFormatOptions.NoSeverityPrefix, "{0}: error: {1}", File, String.Format(Format, Args));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes an error message to the console, in a format suitable for Visual Studio to parse.
|
|
/// </summary>
|
|
/// <param name="File">The file containing the error</param>
|
|
/// <param name="Line">Line number of the error</param>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceError(FileReference File, int Line, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Error, LogFormatOptions.NoSeverityPrefix, "{0}({1}): error: {2}", File, Line, String.Format(Format, Args));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a verbose message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceVerbose(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Verbose, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceInformation(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Console, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a warning message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceWarning(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Warning, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a warning message to the console.
|
|
/// </summary>
|
|
/// <param name="File">The file containing the error</param>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceWarning(FileReference File, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Warning, LogFormatOptions.NoSeverityPrefix, "{0}: warning: {1}", File, String.Format(Format, Args));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a warning message to the console.
|
|
/// </summary>
|
|
/// <param name="File">The file containing the error</param>
|
|
/// <param name="Line">Line number of the error</param>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceWarning(FileReference File, int Line, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Warning, LogFormatOptions.NoSeverityPrefix, "{0}({1}): warning: {2}", File, Line, String.Format(Format, Args));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a very verbose message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceVeryVerbose(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.VeryVerbose, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a message to the log only.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceLog(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, false, LogEventType.Log, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Similar to Trace.WriteLine
|
|
/// </summary>
|
|
/// <param name="Verbosity"></param>
|
|
/// <param name="Format"></param>
|
|
/// <param name="Args"></param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void WriteLineOnce(LogEventType Verbosity, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, Verbosity, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Similar to Trace.WriteLine
|
|
/// </summary>
|
|
/// <param name="Verbosity"></param>
|
|
/// <param name="Options"></param>
|
|
/// <param name="Format"></param>
|
|
/// <param name="Args"></param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void WriteLineOnce(LogEventType Verbosity, LogFormatOptions Options, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, Verbosity, Options, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes an error message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceErrorOnce(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Error, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a verbose message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceVerboseOnce(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Verbose, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceInformationOnce(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Console, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a warning message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceWarningOnce(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Warning, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a warning message to the console.
|
|
/// </summary>
|
|
/// <param name="File">The file containing the error</param>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceWarningOnce(FileReference File, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Warning, LogFormatOptions.NoSeverityPrefix, "{0}: warning: {1}", File, String.Format(Format, Args));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a warning message to the console.
|
|
/// </summary>
|
|
/// <param name="File">The file containing the error</param>
|
|
/// <param name="Line">Line number of the error</param>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceWarningOnce(FileReference File, int Line, string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Warning, LogFormatOptions.NoSeverityPrefix, "{0}({1}): warning: {2}", File, Line, String.Format(Format, Args));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a very verbose message to the console.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceVeryVerboseOnce(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.VeryVerbose, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes a message to the log only.
|
|
/// </summary>
|
|
/// <param name="Format">Message format string</param>
|
|
/// <param name="Args">Optional arguments</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void TraceLogOnce(string Format, params object[] Args)
|
|
{
|
|
WriteLinePrivate(1, true, LogEventType.Log, LogFormatOptions.None, Format, Args);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Flushes the current status text before writing out a new log line or status message
|
|
/// </summary>
|
|
static void FlushStatusHeading()
|
|
{
|
|
if(StatusMessageStack.Count > 0)
|
|
{
|
|
StatusMessage CurrentStatus = StatusMessageStack.Peek();
|
|
if(CurrentStatus.HeadingText.Length > 0 && !CurrentStatus.bHasFlushedHeadingText && AllowStatusUpdates)
|
|
{
|
|
SetStatusText(CurrentStatus.HeadingText);
|
|
Console.WriteLine();
|
|
StatusText = "";
|
|
CurrentStatus.bHasFlushedHeadingText = true;
|
|
}
|
|
else
|
|
{
|
|
SetStatusText("");
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Enter a scope with the given status message. The message will be written to the console without a newline, allowing it to be updated through subsequent calls to UpdateStatus().
|
|
/// The message will be written to the log immediately. If another line is written while in a status scope, the initial status message is flushed to the console first.
|
|
/// </summary>
|
|
/// <param name="Message">The status message</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void PushStatus(string Message)
|
|
{
|
|
lock(SyncObject)
|
|
{
|
|
FlushStatusHeading();
|
|
|
|
StatusMessage NewStatusMessage = new StatusMessage();
|
|
NewStatusMessage.HeadingText = Message;
|
|
NewStatusMessage.CurrentText = Message;
|
|
StatusMessageStack.Push(NewStatusMessage);
|
|
|
|
StatusTimer.Restart();
|
|
|
|
if(Message.Length > 0)
|
|
{
|
|
WriteLine(LogEventType.Log, LogFormatOptions.NoConsoleOutput, "{0}", Message);
|
|
SetStatusText(Message);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Updates the current status message. This will overwrite the previous status line.
|
|
/// </summary>
|
|
/// <param name="Message">The status message</param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void UpdateStatus(string Message)
|
|
{
|
|
lock(SyncObject)
|
|
{
|
|
StatusMessage CurrentStatusMessage = StatusMessageStack.Peek();
|
|
CurrentStatusMessage.CurrentText = Message;
|
|
|
|
if(AllowStatusUpdates || StatusTimer.Elapsed.TotalSeconds > 10.0)
|
|
{
|
|
SetStatusText(Message);
|
|
StatusTimer.Restart();
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Updates the Pops the top status message from the stack. The mess
|
|
/// </summary>
|
|
/// <param name="Message"></param>
|
|
[Conditional("TRACE")]
|
|
[MethodImplAttribute(MethodImplOptions.NoInlining)]
|
|
public static void PopStatus()
|
|
{
|
|
lock(SyncObject)
|
|
{
|
|
StatusMessage CurrentStatusMessage = StatusMessageStack.Peek();
|
|
SetStatusText(CurrentStatusMessage.CurrentText);
|
|
|
|
if(StatusText.Length > 0)
|
|
{
|
|
Console.WriteLine();
|
|
StatusText = "";
|
|
}
|
|
|
|
StatusMessageStack.Pop();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Update the status text. For internal use only; does not modify the StatusMessageStack objects.
|
|
/// </summary>
|
|
/// <param name="NewStatusText">New status text to display</param>
|
|
private static void SetStatusText(string NewStatusText)
|
|
{
|
|
if(NewStatusText.Length > 0)
|
|
{
|
|
NewStatusText = Indent + NewStatusText;
|
|
}
|
|
|
|
if(StatusText != NewStatusText)
|
|
{
|
|
int NumCommonChars = 0;
|
|
while(NumCommonChars < StatusText.Length && NumCommonChars < NewStatusText.Length && StatusText[NumCommonChars] == NewStatusText[NumCommonChars])
|
|
{
|
|
NumCommonChars++;
|
|
}
|
|
|
|
if(!AllowStatusUpdates && NumCommonChars < StatusText.Length)
|
|
{
|
|
// Prevent writing backspace characters if the console doesn't support it
|
|
Console.WriteLine();
|
|
StatusText = "";
|
|
NumCommonChars = 0;
|
|
}
|
|
|
|
StringBuilder Text = new StringBuilder();
|
|
Text.Append('\b', StatusText.Length - NumCommonChars);
|
|
Text.Append(NewStatusText, NumCommonChars, NewStatusText.Length - NumCommonChars);
|
|
if(NewStatusText.Length < StatusText.Length)
|
|
{
|
|
int NumChars = StatusText.Length - NewStatusText.Length;
|
|
Text.Append(' ', NumChars);
|
|
Text.Append('\b', NumChars);
|
|
}
|
|
Console.Write(Text.ToString());
|
|
|
|
StatusText = NewStatusText;
|
|
StatusTimer.Restart();
|
|
}
|
|
}
|
|
}
|
|
}
|