// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Collections.Generic;
using System.Linq;
 
#nullable enable
 
namespace Microsoft.Extensions.StackTrace.Sources;
 
/// <summary>
/// Contains the source code where the exception occurred.
/// </summary>
internal sealed class StackFrameSourceCodeInfo
{
    /// <summary>
    /// Function containing instruction
    /// </summary>
    public string? Function { get; set; }
 
    /// <summary>
    /// File containing the instruction
    /// </summary>
    public string? File { get; set; }
 
    /// <summary>
    /// The line number of the instruction
    /// </summary>
    public int Line { get; set; }
 
    /// <summary>
    /// The line preceding the frame line
    /// </summary>
    public int PreContextLine { get; set; }
 
    /// <summary>
    /// Lines of code before the actual error line(s).
    /// </summary>
    public IEnumerable<string> PreContextCode { get; set; } = Enumerable.Empty<string>();
 
    /// <summary>
    /// Line(s) of code responsible for the error.
    /// </summary>
    public IEnumerable<string> ContextCode { get; set; } = Enumerable.Empty<string>();
 
    /// <summary>
    /// Lines of code after the actual error line(s).
    /// </summary>
    public IEnumerable<string> PostContextCode { get; set; } = Enumerable.Empty<string>();
 
    /// <summary>
    /// Specific error details for this stack frame.
    /// </summary>
    public string? ErrorDetails { get; set; }
}