public double Calculate(string formulaText, IDictionary <string, double> variables)
{
if (string.IsNullOrEmpty(formulaText))
{
throw new ArgumentNullException("formulaText");
}
if (variables == null)
{
throw new ArgumentNullException("variables");
}
if (!caseSensitive)
{
variables = EngineUtil.ConvertVariableNamesToLowerCase(variables);
}
VerifyVariableNames(variables);
// Add the reserved variables to the dictionary
foreach (ConstantInfo constant in ConstantRegistry)
{
variables.Add(constant.ConstantName, constant.Value);
}
if (IsInFormulaCache(formulaText, null, out var function))
{
return(function(variables));
}
else
{
Operation operation = BuildAbstractSyntaxTree(formulaText, new ConstantRegistry(caseSensitive));
function = BuildFormula(formulaText, null, operation);
return(function(variables));
}
}
public double Calculate(string formulaText, Dictionary <string, double> variables)
{
if (formulaText == null)
{
throw new ArgumentNullException("formulaText");
}
if (variables == null)
{
throw new ArgumentNullException("variables");
}
variables = EngineUtil.ConvertVariableNamesToLowerCase(variables);
VerifyVariableNames(variables);
// Add the reserved variables to the dictionary
foreach (ConstantInfo constant in ConstantRegistry)
{
variables.Add(constant.ConstantName, constant.Value);
}
if (IsInFormulaCache(formulaText))
{
Func <Dictionary <string, double>, double> formula = executionFormulaCache[formulaText];
return(formula(variables));
}
else
{
Operation operation = BuildAbstractSyntaxTree(formulaText);
Func <Dictionary <string, double>, double> function = BuildFormula(formulaText, operation);
return(function(variables));
}
}
