JavaScriptEngineSwitcher.Sample.Logic.Services.JsEvaluationService.Evaluate C# (CSharp) Method

		public JsEvaluationViewModel Evaluate(JsEvaluationViewModel model)
		{
			IJsEngine engine = null;
			var result = new JsEvaluationResultViewModel();

			try
			{
				engine = _engineSwitcher.CreateEngine(model.EngineName);
				result.Value = engine.Evaluate<string>(model.Expression);
			}
			catch (JsEngineLoadException e)
			{
				var error = GetJsEvaluationErrorFromException(e);
				result.Errors.Add(error);
			}
			catch (JsRuntimeException e)
			{
				var error = GetJsEvaluationErrorFromException(e);
				error.LineNumber = e.LineNumber;
				error.ColumnNumber = e.ColumnNumber;
				error.SourceFragment = e.SourceFragment;

				result.Errors.Add(error);
			}
			finally
			{
				if (engine != null)
				{
					engine.Dispose();
				}
			}

			model.Result = result;

			return model;
		}