// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System.Threading;
 
namespace Microsoft.CodeAnalysis.Internal.Log
{
    /// <summary>
    /// logger interface actual logger should implements
    /// </summary>
    internal interface ILogger
    {
        /// <summary>
        /// answer whether it is enabled or not for the specific function id
        /// </summary>
        bool IsEnabled(FunctionId functionId);
 
        /// <summary>
        /// log a specific event with context message
        /// </summary>
        void Log(FunctionId functionId, LogMessage logMessage);
 
        /// <summary>
        /// log a start event with context message
        /// </summary>
        void LogBlockStart(FunctionId functionId, LogMessage logMessage, int uniquePairId, CancellationToken cancellationToken);
 
        /// <summary>
        /// log an end event
        /// </summary>
        void LogBlockEnd(FunctionId functionId, LogMessage logMessage, int uniquePairId, int delta, CancellationToken cancellationToken);
    }
}