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chore: add NO_COLOR environment variable support #2870

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Merged
merged 1 commit into from
Nov 20, 2025
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chore: add NO_COLOR environment variable support #2870

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11 changes: 8 additions & 3 deletions src/BenchmarkDotNet/Loggers/ConsoleLogger.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -15,8 +15,13 @@ public sealed class ConsoleLogger : ILogger
public static readonly ILogger Default = new ConsoleLogger();
public static readonly ILogger Ascii = new ConsoleLogger(false);
public static readonly ILogger Unicode = new ConsoleLogger(true);
private static readonly bool ConsoleSupportsColors
= !(OsDetector.IsAndroid() || OsDetector.IsIOS() || RuntimeInformation.IsWasm || OsDetector.IsTvOS());
private static readonly Lazy<bool> ConsoleSupportsColors = new(() =>
{
if (!string.IsNullOrEmpty(Environment.GetEnvironmentVariable("NO_COLOR")))
return false;

return !(OsDetector.IsAndroid() || OsDetector.IsIOS() || RuntimeInformation.IsWasm || OsDetector.IsTvOS());
});

private readonly bool unicodeSupport;
private readonly Dictionary<LogKind, ConsoleColor> colorScheme;
Expand Down Expand Up @@ -45,7 +50,7 @@ private void Write(LogKind logKind, Action<string> write, string text)
if (!unicodeSupport)
text = text.ToAscii();

if (!ConsoleSupportsColors)
if (!ConsoleSupportsColors.Value)
{
write(text);
return;
Expand Down