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using System;
using System.Text;
#if !NETSTANDARD1_3
using System.Runtime.Serialization;
using System.Security.Permissions;
#endif
using AdvancedStringBuilder;
using MsieJavaScriptEngine.Constants;
using MsieJavaScriptEngine.Helpers;
namespace MsieJavaScriptEngine
{
/// <summary>
/// The exception that is thrown during the work of JS engine
/// </summary>
#if !NETSTANDARD1_3
[Serializable]
#endif
public class JsException : Exception
{
/// <summary>
/// Name of JS engine mode
/// </summary>
private readonly string _engineMode = string.Empty;
/// <summary>
/// Error category
/// </summary>
private string _category = JsErrorCategory.Unknown;
/// <summary>
/// Description of error
/// </summary>
private string _description = string.Empty;
/// <summary>
/// Gets a name of JS engine mode
/// </summary>
public string EngineMode
{
get { return _engineMode; }
}
/// <summary>
/// Gets or sets a error category
/// </summary>
public string Category
{
get { return _category; }
set { _category = value; }
}
/// <summary>
/// Gets or sets a description of error
/// </summary>
public string Description
{
get { return _description; }
set { _description = value; }
}
/// <summary>
/// Initializes a new instance of the <see cref="JsException"/> class
/// with a specified error message
/// </summary>
/// <param name="message">The message that describes the error</param>
public JsException(string message)
: base(message)
{ }
/// <summary>
/// Initializes a new instance of the <see cref="JsException"/> class
/// with a specified error message and a reference to the inner exception
/// that is the cause of this exception
/// </summary>
/// <param name="message">The error message that explains the reason for the exception</param>
/// <param name="innerException">The exception that is the cause of the current exception</param>
public JsException(string message, Exception innerException)
: base(message, innerException)
{ }
/// <summary>
/// Initializes a new instance of the <see cref="JsException"/> class
/// </summary>
/// <param name="message">The error message that explains the reason for the exception</param>
/// <param name="engineMode">Name of JS engine mode</param>
public JsException(string message, string engineMode)
: this(message, engineMode, null)
{ }
/// <summary>
/// Initializes a new instance of the <see cref="JsException"/> class
/// </summary>
/// <param name="message">The error message that explains the reason for the exception</param>
/// <param name="engineMode">Name of JS engine mode</param>
/// <param name="innerException">The exception that is the cause of the current exception</param>
public JsException(string message, string engineMode, Exception innerException)
: base(message, innerException)
{
_engineMode = engineMode;
}
#if !NETSTANDARD1_3
/// <summary>
/// Initializes a new instance of the <see cref="JsException"/> class with serialized data
/// </summary>
/// <param name="info">The object that holds the serialized data</param>
/// <param name="context">The contextual information about the source or destination</param>
protected JsException(SerializationInfo info, StreamingContext context)
: base(info, context)
{
if (info != null)
{
_engineMode = info.GetString("EngineMode");
_category = info.GetString("Category");
_description = info.GetString("Description");
}
}
#region Exception overrides
/// <summary>
/// Populates a <see cref="SerializationInfo"/> with the data needed to serialize the target object
/// </summary>
/// <param name="info">The <see cref="SerializationInfo"/> to populate with data</param>
/// <param name="context">The destination (see <see cref="StreamingContext"/>) for this serialization</param>
[SecurityPermission(SecurityAction.Demand, SerializationFormatter = true)]
public override void GetObjectData(SerializationInfo info, StreamingContext context)
{
if (info == null)
{
throw new ArgumentNullException(nameof(info));
}
base.GetObjectData(info, context);
info.AddValue("EngineMode", _engineMode);
info.AddValue("Category", _category);
info.AddValue("Description", _description);
}
#endregion
#endif
#region Object overrides
/// <summary>
/// Returns a string that represents the current exception
/// </summary>
/// <returns>A string that represents the current exception</returns>
public override string ToString()
{
string errorDetails = JsErrorHelpers.GenerateErrorDetails(this, true);
var stringBuilderPool = StringBuilderPool.Shared;
StringBuilder resultBuilder = stringBuilderPool.Rent();
resultBuilder.Append(this.GetType().FullName);
resultBuilder.Append(": ");
resultBuilder.Append(this.Message);
if (errorDetails.Length > 0)
{
resultBuilder.AppendLine();
resultBuilder.AppendLine();
resultBuilder.Append(errorDetails);
}
if (this.InnerException != null)
{
resultBuilder.Append(" ---> ");
resultBuilder.Append(this.InnerException.ToString());
}
if (this.StackTrace != null)
{
resultBuilder.AppendLine();
resultBuilder.AppendLine(this.StackTrace);
}
string result = resultBuilder.ToString();
stringBuilderPool.Return(resultBuilder);
return result;
}
#endregion
}
}