/// <summary>
/// Performs "Function" specific operations.
/// </summary>
/// <param name="node">The "Function" node.</param>
/// <param name="foundedMethod">The founded .NET method.</param>
private void Visit(RawFunctionNode node, out MethodInfo foundedMethod)
{
var argTypes = node.Descendants.Select(f => f.ReturnType).ToArray();
var registeredMethod = _metadatas.GetMethod(node.Name, argTypes);
foundedMethod = registeredMethod;
var occurenceAmount = _functionOccurences[node.GeneralFunctionIdentifier()];
var occurenceOrder = _functionOccurences[node.SpecificFunctionIdentifier()] - 1;
Instructions.Add(new CallExternal(_callMethodContext, registeredMethod, argTypes.Length, _partOfDate, occurenceAmount, occurenceOrder));
}
private RdlSyntaxNode ComposeBaseTypes()
{
switch (Current.TokenType)
{
case StatementType.Numeric:
var token = ConsumeAndGetToken(StatementType.Numeric);
return(new NumericNode(token, InferMinimalNumericType(token)));
case StatementType.Word:
return(new WordNode(ConsumeAndGetToken(StatementType.Word)));
case StatementType.Var:
return(new VarNode(ConsumeAndGetToken(StatementType.Var) as VarToken));
case StatementType.Case:
return(new CaseNode(ConsumeAndGetToken(), ComposeWhenThenNodes(),
ComposeAndSkip(f => ComposeElseNode(), StatementType.CaseEnd)));
case StatementType.Function:
if (!(Current is FunctionToken func))
{
throw new ArgumentNullException();
}
Consume(StatementType.Function);
var args = ComposeArgs();
var argsTypes = args.Descendants.Select(f => f.ReturnType).ToArray();
if (_resolver.TryResolveMethod(func.Value, argsTypes, out var registeredMethod))
{
var function = new RawFunctionNode(func, args, registeredMethod.ReturnType, !_resolver.CanBeCached(registeredMethod));
var detailedIdentifierHash = function.DetailedFunctionIdentifier();
var generalIdentifierHash = function.GeneralFunctionIdentifier();
var specificIdentifierHash = function.SpecificFunctionIdentifier();
if (!FunctionCallOccurence.ContainsKey(detailedIdentifierHash))
{
FunctionCallOccurence.Add(detailedIdentifierHash, 1);
}
else
{
FunctionCallOccurence[detailedIdentifierHash] += 1;
}
if (!FunctionCallOccurence.ContainsKey(generalIdentifierHash))
{
FunctionCallOccurence.Add(generalIdentifierHash, 1);
}
else
{
FunctionCallOccurence[generalIdentifierHash] += 1;
}
if (!FunctionCallOccurence.ContainsKey(specificIdentifierHash))
{
FunctionCallOccurence.Add(specificIdentifierHash, FunctionCallOccurence[generalIdentifierHash]);
}
else
{
FunctionCallOccurence[specificIdentifierHash] = FunctionCallOccurence[generalIdentifierHash];
}
return(function);
}
throw new MethodNotFoundedException();
case StatementType.LeftParenthesis:
return(SkipComposeSkip(StatementType.LeftParenthesis, f => f.ComposeWhere(),
StatementType.RightParenthesis));
}
throw new NotSupportedException();
}
