public override void Dispose()
{
if (_disposedFlag.Set())
{
lock (_executionSynchronizer)
{
if (_debuggerStepCallback != null)
{
_jsEngine.Step -= _debuggerStepCallback;
_debuggerStepCallback = null;
}
if (_debuggerBreakCallback != null)
{
_jsEngine.Break -= _debuggerBreakCallback;
_debuggerBreakCallback = null;
}
_jsEngine = null;
_cancellationConstraint = null;
if (_cancellationTokenSource != null)
{
_cancellationTokenSource.Dispose();
_cancellationTokenSource = null;
}
}
}
}
/// <summary>
/// Constructs an instance of adapter for the Jint JS engine
/// </summary>
/// <param name="settings">Settings of the Jint JS engine</param>
public JintJsEngine(JintSettings settings)
{
_cancellationTokenSource = new CancellationTokenSource();
_cancellationConstraint = new OriginalCancellationConstraint(_cancellationTokenSource.Token);
JintSettings jintSettings = settings ?? new JintSettings();
_debuggerBreakCallback = jintSettings.DebuggerBreakCallback;
_debuggerStepCallback = jintSettings.DebuggerStepCallback;
var debuggerStatementHandlingMode = Utils.GetEnumFromOtherEnum <JsDebuggerStatementHandlingMode, OriginalDebuggerStatementHandlingMode>(
jintSettings.DebuggerStatementHandlingMode);
try
{
_jsEngine = new OriginalEngine(options => {
options
.WithoutConstraint(c => c is OriginalCancellationConstraint)
.Constraint(_cancellationConstraint)
.DebuggerStatementHandling(debuggerStatementHandlingMode)
.DebugMode(jintSettings.EnableDebugging)
.LimitMemory(jintSettings.MemoryLimit)
.LimitRecursion(jintSettings.MaxRecursionDepth)
.LocalTimeZone(jintSettings.LocalTimeZone ?? TimeZoneInfo.Local)
.MaxStatements(jintSettings.MaxStatements)
.Strict(jintSettings.StrictMode)
.TimeoutInterval(jintSettings.TimeoutInterval)
;
if (jintSettings.RegexTimeoutInterval.HasValue)
{
options.RegexTimeoutInterval(jintSettings.RegexTimeoutInterval.Value);
}
options.AddObjectConverter(new UndefinedConverter());
});
if (_debuggerBreakCallback != null)
{
_jsEngine.Break += _debuggerBreakCallback;
}
if (_debuggerStepCallback != null)
{
_jsEngine.Step += _debuggerStepCallback;
}
}
catch (Exception e)
{
throw JsErrorHelpers.WrapEngineLoadException(e, EngineName, EngineVersion, true);
}
}