public IFunctionExpression Generate(FunctionCall functionCall)
{
var functionMetadata = _functionMetadataResolver.Resolve(functionCall);
if (functionMetadata == null)
{
throw new InvalidOperationException($"Could not find function of name '{functionCall.FunctionName}'.");
}
var argumentExpressions = _functionArgumentExpressionsGenerator.Generate(functionCall.Arguments, functionMetadata.FunctionContract);
try
{
return((IFunctionExpression)_createFunctionExpressionMethod.Value
.MakeGenericMethod(functionMetadata.FunctionType,
functionMetadata.FunctionContract.ResultType)
.Invoke(this,
new object[] { argumentExpressions }));
}
catch (TargetInvocationException exception)
{
throw exception.InnerException;
}
}
