/// <summary> /// Evaluates the expression in the specified environment. /// </summary> /// <param name="environment">The environment.</param> /// <returns>The evaluation result.</returns> public SymbolicExpression Evaluate(REnvironment environment) { if (environment == null) { throw new ArgumentNullException("environment"); } if (Engine != environment.Engine) { throw new ArgumentException(null, "environment"); } return new SymbolicExpression(Engine, this.GetFunction<Rf_eval>()(handle, environment.DangerousGetHandle())); }
/// <summary> /// Evaluates the expression in the specified environment. /// </summary> /// <param name="environment">The environment.</param> /// <param name="result">The evaluation result, or <c>null</c> if the evaluation failed</param> /// <returns><c>True</c> if the evaluation succeeded.</returns> public bool TryEvaluate(REnvironment environment, out SymbolicExpression result) { if (environment == null) { throw new ArgumentNullException("environment"); } if (Engine != environment.Engine) { throw new ArgumentException(null, "environment"); } bool errorOccurred; IntPtr pointer = this.GetFunction<R_tryEval>()(handle, environment.DangerousGetHandle(), out errorOccurred); result = errorOccurred ? null : new SymbolicExpression(Engine, pointer); return !errorOccurred; }
/// <summary> /// Evaluates the expression in the specified environment. /// </summary> /// <param name="environment">The environment.</param> /// <param name="result">The evaluation result, or <c>null</c> if the evaluation failed</param> /// <returns><c>True</c> if the evaluation succeeded.</returns> public bool TryEvaluate(REnvironment environment, out SymbolicExpression result) { if (environment == null) { throw new ArgumentNullException("environment"); } if (Engine != environment.Engine) { throw new ArgumentException(null, "environment"); } bool errorOccurred; IntPtr pointer = this.GetFunction <R_tryEval>()(handle, environment.DangerousGetHandle(), out errorOccurred); result = errorOccurred ? null : new SymbolicExpression(Engine, pointer); return(!errorOccurred); }
/// <summary> /// Evaluates the expression in the specified environment. /// </summary> /// <param name="environment">The environment.</param> /// <returns>The evaluation result.</returns> public SymbolicExpression Evaluate(REnvironment environment) { if (environment == null) { throw new ArgumentNullException("environment"); } if (Engine != environment.Engine) { throw new ArgumentException(null, "environment"); } return(new SymbolicExpression(Engine, this.GetFunction <Rf_eval>()(handle, environment.DangerousGetHandle()))); }