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 | 1 | +// Copyright 2019 Serilog Contributors  | 
 | 2 | +//  | 
 | 3 | +// Licensed under the Apache License, Version 2.0 (the "License");  | 
 | 4 | +// you may not use this file except in compliance with the License.  | 
 | 5 | +// You may obtain a copy of the License at  | 
 | 6 | +//  | 
 | 7 | +//     http://www.apache.org/licenses/LICENSE-2.0  | 
 | 8 | +//  | 
 | 9 | +// Unless required by applicable law or agreed to in writing, software  | 
 | 10 | +// distributed under the License is distributed on an "AS IS" BASIS,  | 
 | 11 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  | 
 | 12 | +// See the License for the specific language governing permissions and  | 
 | 13 | +// limitations under the License.  | 
 | 14 | + | 
 | 15 | +using Microsoft.Extensions.Logging;  | 
 | 16 | +using Serilog.Events;  | 
 | 17 | + | 
 | 18 | +// ReSharper disable RedundantCaseLabel  | 
 | 19 | + | 
 | 20 | +namespace Serilog.Extensions.Logging  | 
 | 21 | +{  | 
 | 22 | +    /// <summary>  | 
 | 23 | +    /// Converts between Serilog and Microsoft.Extensions.Logging level enum values.  | 
 | 24 | +    /// </summary>  | 
 | 25 | +    public static class LevelConvert  | 
 | 26 | +    {  | 
 | 27 | +        /// <summary>  | 
 | 28 | +        /// Convert <paramref name="logLevel"/> to the equivalent Serilog <see cref="LogEventLevel"/>.  | 
 | 29 | +        /// </summary>  | 
 | 30 | +        /// <param name="logLevel">A Microsoft.Extensions.Logging <see cref="LogLevel"/>.</param>  | 
 | 31 | +        /// <returns>The Serilog equivalent of <paramref name="logLevel"/>.</returns>  | 
 | 32 | +        /// <remarks>The <see cref="LogLevel.None"/> value has no Serilog equivalent. It is mapped to  | 
 | 33 | +        /// <see cref="LogEventLevel.Fatal"/> as the closest approximation, but this has entirely  | 
 | 34 | +        /// different semantics.</remarks>  | 
 | 35 | +        public static LogEventLevel ToSerilogLevel(LogLevel logLevel)  | 
 | 36 | +        {  | 
 | 37 | +            switch (logLevel)  | 
 | 38 | +            {  | 
 | 39 | +                case LogLevel.None:  | 
 | 40 | +                case LogLevel.Critical:  | 
 | 41 | +                    return LogEventLevel.Fatal;  | 
 | 42 | +                case LogLevel.Error:  | 
 | 43 | +                    return LogEventLevel.Error;  | 
 | 44 | +                case LogLevel.Warning:  | 
 | 45 | +                    return LogEventLevel.Warning;  | 
 | 46 | +                case LogLevel.Information:  | 
 | 47 | +                    return LogEventLevel.Information;  | 
 | 48 | +                case LogLevel.Debug:  | 
 | 49 | +                    return LogEventLevel.Debug;  | 
 | 50 | +                case LogLevel.Trace:  | 
 | 51 | +                default:  | 
 | 52 | +                    return LogEventLevel.Verbose;  | 
 | 53 | +            }  | 
 | 54 | +        }  | 
 | 55 | + | 
 | 56 | +        /// <summary>  | 
 | 57 | +        /// Convert <paramref name="logEventLevel"/> to the equivalent Microsoft.Extensions.Logging <see cref="LogLevel"/>.  | 
 | 58 | +        /// </summary>  | 
 | 59 | +        /// <param name="logEventLevel">A Serilog <see cref="LogEventLevel"/>.</param>  | 
 | 60 | +        /// <returns>The Microsoft.Extensions.Logging equivalent of <paramref name="logEventLevel"/>.</returns>  | 
 | 61 | +        public static LogLevel ToExtensionsLevel(LogEventLevel logEventLevel)  | 
 | 62 | +        {  | 
 | 63 | +            switch (logEventLevel)  | 
 | 64 | +            {  | 
 | 65 | +                case LogEventLevel.Fatal:  | 
 | 66 | +                    return LogLevel.Critical;  | 
 | 67 | +                case LogEventLevel.Error:  | 
 | 68 | +                    return LogLevel.Error;  | 
 | 69 | +                case LogEventLevel.Warning:  | 
 | 70 | +                    return LogLevel.Warning;  | 
 | 71 | +                case LogEventLevel.Information:  | 
 | 72 | +                    return LogLevel.Information;  | 
 | 73 | +                case LogEventLevel.Debug:  | 
 | 74 | +                    return LogLevel.Debug;  | 
 | 75 | +                case LogEventLevel.Verbose:  | 
 | 76 | +                default:  | 
 | 77 | +                    return LogLevel.Trace;  | 
 | 78 | +            }  | 
 | 79 | +        }  | 
 | 80 | +    }  | 
 | 81 | +}  | 
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