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using System;
using MsieJavaScriptEngine.Helpers;
using MsieJavaScriptEngine.Utilities;
namespace MsieJavaScriptEngine
{
/// <summary>
/// Base class of the inner JS engine
/// </summary>
internal abstract class InnerJsEngineBase : IInnerJsEngine
{
/// <summary>
/// JS engine settings
/// </summary>
protected JsEngineSettings _settings;
/// <summary>
/// Name of JS engine mode
/// </summary>
protected readonly string _engineModeName;
/// <summary>
/// Flag that object is destroyed
/// </summary>
protected StatedFlag _disposedFlag = new StatedFlag();
/// <summary>
/// Constructs an instance of the inner JS engine
/// </summary>
/// <param name="settings">JS engine settings</param>
protected InnerJsEngineBase(JsEngineSettings settings)
{
_settings = settings;
_engineModeName = JsEngineModeHelpers.GetModeName(_settings.EngineMode);
}
#region IInnerJsEngine implementation
/// <inheritdoc/>
public string Mode
{
get { return _engineModeName; }
}
/// <inheritdoc/>
public abstract bool SupportsScriptPrecompilation { get; }
/// <inheritdoc/>
public abstract PrecompiledScript Precompile(string code, string documentName);
/// <inheritdoc/>
public abstract object Evaluate(string expression, string documentName);
/// <inheritdoc/>
public abstract void Execute(string code, string documentName);
/// <inheritdoc/>
public abstract void Execute(PrecompiledScript precompiledScript);
/// <inheritdoc/>
public abstract object CallFunction(string functionName, params object[] args);
/// <inheritdoc/>
public abstract bool HasVariable(string variableName);
/// <inheritdoc/>
public abstract object GetVariableValue(string variableName);
/// <inheritdoc/>
public abstract void SetVariableValue(string variableName, object value);
/// <inheritdoc/>
public abstract void RemoveVariable(string variableName);
/// <inheritdoc/>
public abstract void EmbedHostObject(string itemName, object value);
/// <inheritdoc/>
public abstract void EmbedHostType(string itemName, Type type);
/// <inheritdoc/>
public abstract void Interrupt();
/// <inheritdoc/>
public abstract void CollectGarbage();
#endregion
#region IDisposable implementation
public abstract void Dispose();
#endregion
}
}