ClearScript/ClearScript/ScriptInterruptedException.cs at master · Barryyue/ClearScript · GitHub

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// Licensed under the MIT license.

using System;

using System.Runtime.Serialization;

using Microsoft.ClearScript.Util;

namespace Microsoft.ClearScript

{

/// <summary>

/// The exception that is thrown when script execution is interrupted by the host.

/// </summary>

[Serializable]

public class ScriptInterruptedException : OperationCanceledException, IScriptEngineException

{

private readonly string engineName;

private const string engineNameItemName = "ScriptEngineName";

private readonly string errorDetails;

private const string errorDetailsItemName = "ScriptErrorDetails";

private readonly bool isFatal;

private const string isFatalItemName = "IsFatal";

private readonly bool executionStarted;

private const string executionStartedItemName = "ExecutionStarted";

private const string defaultMessage = "Script execution was interrupted";

#region constructors

/// <summary>

/// Initializes a new <see cref="ScriptInterruptedException"/> instance.

/// </summary>

public ScriptInterruptedException()

: base(defaultMessage)

{

// ReSharper disable once RedundantBaseQualifier

errorDetails = base.Message;

}

/// <summary>

/// Initializes a new <see cref="ScriptInterruptedException"/> with the specified error message.

/// </summary>

/// <param name="message">The error message.</param>

public ScriptInterruptedException(string message)

: base(MiscHelpers.EnsureNonBlank(message, defaultMessage))

{

// ReSharper disable once RedundantBaseQualifier

errorDetails = base.Message;

}

/// <summary>

/// Initializes a new <see cref="ScriptInterruptedException"/> with the specified error message and nested exception.

/// </summary>

/// <param name="message">The error message.</param>

/// <param name="innerException">The exception that caused the current exception to be thrown.</param>

public ScriptInterruptedException(string message, Exception innerException)

: base(MiscHelpers.EnsureNonBlank(message, defaultMessage), innerException)

{

// ReSharper disable once RedundantBaseQualifier

errorDetails = base.Message;

}

/// <summary>

/// Initializes a new <see cref="ScriptInterruptedException"/> 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 ScriptInterruptedException(SerializationInfo info, StreamingContext context)

: base(info, context)

{

engineName = info.GetString(engineNameItemName);

errorDetails = info.GetString(errorDetailsItemName);

isFatal = info.GetBoolean(isFatalItemName);

executionStarted = info.GetBoolean(executionStartedItemName);

}

internal ScriptInterruptedException(string engineName, string message, string errorDetails, int errorCode, bool isFatal, bool executionStarted, Exception innerException)

: base(MiscHelpers.EnsureNonBlank(message, defaultMessage), innerException)

{

this.engineName = engineName;

// ReSharper disable once RedundantBaseQualifier

this.errorDetails = MiscHelpers.EnsureNonBlank(errorDetails, base.Message);

this.isFatal = isFatal;

this.executionStarted = executionStarted;

if (errorCode != 0)

{

HResult = errorCode;

}

#endregion

#region IScriptEngineException implementation

/// <summary>

/// Gets an <see href="http://en.wikipedia.org/wiki/HRESULT">HRESULT</see> error code if one is available, zero otherwise.

/// </summary>

int IScriptEngineException.HResult

{

get { return HResult; }

}

/// <summary>

/// Gets the name associated with the script engine instance.

/// </summary>

public string EngineName

{

get { return engineName; }

}

/// <summary>

/// Gets a detailed error message if one is available, <c>null</c> otherwise.

/// </summary>

public string ErrorDetails

{

get { return errorDetails; }

}

/// <summary>

/// Gets a value that indicates whether the exception represents a fatal error.

/// </summary>

public bool IsFatal

{

get { return isFatal; }

}

/// <summary>

/// Gets a value that indicates whether script code execution had started before the current exception was thrown.

/// </summary>

public bool ExecutionStarted

{

get { return executionStarted; }

}

#endregion

#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()

{

var result = base.ToString();

if (!string.IsNullOrEmpty(errorDetails) && (errorDetails != Message))

{

var details = " " + errorDetails.Replace("\n", "\n ");

result += "\n --- Script error details follow ---\n" + details;

}

return result;

}

#endregion

#region OperationCanceledException 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>

public override void GetObjectData(SerializationInfo info, StreamingContext context)

{

base.GetObjectData(info, context);

info.AddValue(engineNameItemName, engineName);

info.AddValue(errorDetailsItemName, errorDetails);

info.AddValue(isFatalItemName, isFatal);

info.AddValue(executionStartedItemName, executionStarted);

}

#endregion

}

ClearScript/ClearScript/ScriptInterruptedException.cs at master · Barryyue/ClearScript · GitHub

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