public object Eval(string expression)
{
if (expression != null && expression.Length > 200)
{
throw new Exception("Live demo doesn't support expression with more than 200 characters.");
}
_commandsHistory.HandleCommandExecuted(new CommandEvent(expression));
var result = _interpreter.Eval(expression);
return(result);
}
public bool DynamicExpresso(Parameter parameter)
{
DynamicExpresso.Interpreter interpreter = new DynamicExpresso.Interpreter();
List <int> results = new List <int>(parameter.Numbers.Length);
foreach (int number in parameter.Numbers)
{
int result = interpreter.Eval <int>(EXPRESSION, new DynamicExpresso.Parameter("n", number));
results.Add(result);
}
return(Assert(results, parameter.Sum));
}
public bool DynamicExpresso(Parameter parameter)
{
DynamicExpresso.Interpreter interpreter = new DynamicExpresso.Interpreter();
List <int> results = new List <int>(parameter.Statements.Length);
foreach (string statement in parameter.Statements)
{
int result = interpreter.Eval <int>(statement);
results.Add(result);
}
return(Assert(results, parameter.Sum));
}
public static object Eval(string expression)
{
try
{
if (expression == "\'\'\'")
{
return('\'');
}
return(interpreter.Eval(expression));
}
catch (Exception ex)
{
throw new BaseException("Couldn't evaluate expression '" + expression.Replace("\n", @"\n") + "': " + ex.Message);
}
}
public static object JScriptEvaluate(string code, object obj)
{
//'${type}'=='file'?'file':'text' 修正单引号 "${type}"=="file"?"文件":("${type}"=="header"?"请求头":"${type}")
if (code.Contains("'=='") || code.Contains("'?'") || code.Contains("':'"))
{
code = code.Replace("'", "\"");
}
if (code.Contains("True") || code.Contains("False"))
{
code = code.Replace("True?", "true?").Replace("False?", "false?").Replace("=True", "=true").Replace("=False", "=false");
}
return(express.Eval(code));
//if (v8 == null)
//{
// v8 = new Microsoft.ClearScript.V8.V8ScriptEngine();
//}
//return v8.Evaluate(code);
}
public static Func <object, object, TimeSpan, bool> ComposeTestInputOutput(string errorRuleLang, string errorRule, Action <DateTime, string> logError)
{
if (string.IsNullOrEmpty(errorRuleLang) || string.IsNullOrEmpty(errorRule))
{
return((input, output, TimeSpan) => false);
}
return((input, output, timeSpan) =>
{
var isAssert = false;
try
{
if (errorRuleLang == "DynamicExpresso")
{
var interpreter = new DynamicExpresso.Interpreter();
var result = interpreter.Eval(errorRule, new[] {
new DynamicExpresso.Parameter("input", input),
new DynamicExpresso.Parameter("output", output),
new DynamicExpresso.Parameter("timeSpan", timeSpan)
});
if (result is bool)
{
isAssert = (bool)result;
}
else
{
isAssert = true;
logError(DateTime.Now, $"Rule lang '{errorRuleLang}', rule '{errorRule}' has returned not boolean result");
}
}
if (!isAssert)
{
logError(DateTime.Now, $"[{errorRuleLang}] {errorRule}");
}
}
catch (Exception ex)
{
isAssert = true;
logError(DateTime.Now, Markdown(ex));
}
return isAssert;
});
}
string IActivityChooser.GetNextActivityKey(Data.Workflow wf, Data.UnliqudatedObjectsWorkflowQuestion question, string settings)
{
var s = JsonConvert.DeserializeObject <MySettings>(settings);
//TODO: pass in questions object
var parameters = new[] {
new DynamicExpresso.Parameter(CommonParameterNames.Workflow, wf),
new DynamicExpresso.Parameter(CommonParameterNames.Ulo, wf.UnliquidatedObligation),
new DynamicExpresso.Parameter(CommonParameterNames.wfQuestion, question),
};
var i = new DynamicExpresso.Interpreter();
foreach (var e in s.Expressions)
{
bool res = i.Eval <bool>(e.Code, parameters);
if (res)
{
return(e.WorkflowActivityKey);
}
}
return(null);
}
private void CalText(string text)
{
//MenuItemDebug.Header = "[Debug] " + (mDebugMode == 0?"Both":mDebugMode == 1? "3rd":"Native");
double resultNative = double.NaN;
double result3rd = double.NaN;
mTextEqualitySign.Text = "=";
bool isErrorDetected = false;
if (mDebugMode == 0 || mDebugMode >= 2)
{
try
{
RegexFormulas.EvalWarningFlags flags = RegexFormulas.EvalWarningFlags.None;
resultNative = RegexFormulas.Eval(text, ref flags);
if ((flags & RegexFormulas.EvalWarningFlags.DoubleToInt) != 0)
{
Console.WriteLine(RegexFormulas.EvalWarningFlags.DoubleToInt);
mTextEqualitySign.Text = "≈";
}
}
catch (ArgumentOutOfRangeException ea)
{
isErrorDetected = true;
mTextResult.Text = "OutOfRange:" + ea.Message;
resultNative = double.NaN;
}
catch (OverflowException eof)
{
isErrorDetected = true;
mTextResult.Text = "Overflow:" + eof.Message;
resultNative = double.NaN;
}
catch (DivideByZeroException ediv)
{
isErrorDetected = true;
mTextResult.Text = "DivideByZero";
resultNative = double.NaN;
}
catch (Exception ex)
{
//Console.WriteLine(ex.Message);
resultNative = double.NaN;
}
}
#if !ENABLE_DynamicExpresso
if (mDebugMode == 0 || mDebugMode == 1)
{
try
{
var result = mInterpreter.Eval(cb.Text);
if (result.GetType() == typeof(int))
{
result3rd = (int)result;
}
else if (result.GetType() == typeof(float))
{
result3rd = (double)((float)result);
}
else if (result.GetType() == typeof(double))
{
result3rd = (double)result;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
result3rd = double.NaN;
}
}
#else
result3rd = resultNative;
#endif
if (double.IsNaN(resultNative) && double.IsNaN(result3rd))
{
if (!isErrorDetected)
{
mTextResult.Text = "----";
}
;
mTextResult.Opacity = 0.5;
if (mCalcCur != null)
{
mCalcCur.mCalcResult = Double.NaN;
mCalcCur.mCalcTextResult = "";
}
}
else
{
if (mCalcCur == null)
{
mCalcCur = new CalcItem();
}
mCalcCur.mCalcText = text;
if (!double.IsNaN(resultNative))
{
mCalcCur.mCalcResult = resultNative;
}
else if (!double.IsNaN(result3rd))
{
mCalcCur.mCalcResult = result3rd;
}
mCalcCur.mCalcTextResult = mCalcCur.mCalcResult.ToString();
if (mDebugMode == 0)
{
Console.WriteLine("Native:" + resultNative + " 3rd:" + result3rd);
}
{
UpdateResult();
if (mDebugMode == 0)
{
if ((!double.IsNaN(resultNative) && !double.IsNaN(result3rd) && Math.Abs(resultNative - result3rd) > 2) ||
(double.IsNaN(resultNative) && !double.IsNaN(result3rd)))
{
mTextResult.Text = "N:" + resultNative + " 3:" + result3rd;
}
}
mTextResult.Opacity = 1;
}
}
}
