public override void VisitFunctionCallExpression(FunctionCallExpressionSyntaxNode node)
{
if (!(_insideFunction || _insideMethod))
{
return;
}
var name = node.FunctionName.Text;
if (_variableAssignments.Find(name) != null)
{
return;
}
Console.Write($"Function call: {name}...");
if (_context.FindFunction(name) || _methodAssignments.Find(name) != null)
{
Console.WriteLine("found.");
}
else if (_context.FindClass(name))
{
Console.WriteLine("found class constructor.");
}
else
{
Console.WriteLine("NOT FOUND.");
}
base.VisitFunctionCallExpression(node);
}
private bool IsDefined(SyntaxNode node)
{
Variable assignment;
switch (node.Kind)
{
case TokenKind.IdentifierNameExpression:
assignment = _variableAssignments.Find(node.Text);
if (assignment != null || node.Text == "end")
{
return(true);
}
break;
case TokenKind.FunctionCallExpression:
var functionCall = (FunctionCallExpressionSyntaxNode)node;
return
((IsDefined(functionCall.FunctionName) && IsDefined(functionCall.Nodes)) ||
(IsDefinedFunctionName(functionCall.FunctionName) && IsDefined(functionCall.Nodes)));
case TokenKind.CellArrayElementAccessExpression:
var cellArrayElementAccess = (CellArrayElementAccessExpressionSyntaxNode)node;
return(IsDefined(cellArrayElementAccess.Expression) && IsDefined(cellArrayElementAccess.Nodes));
case TokenKind.List:
var list = (SyntaxNodeOrTokenList)node;
return(list.All(x => x.IsNode ? IsDefined(x.AsNode()) : IsDefinedToken(x.AsToken())));
case TokenKind.NumberLiteralExpression:
return(true);
case TokenKind.StringLiteralExpression:
return(true);
case TokenKind.BinaryOperationExpression:
var binaryOperation = (BinaryOperationExpressionSyntaxNode)node;
return(IsDefined(binaryOperation.Lhs) && IsDefined(binaryOperation.Rhs));
case TokenKind.UnaryPrefixOperationExpression:
var unaryOperation = (UnaryPrefixOperationExpressionSyntaxNode)node;
return(IsDefined(unaryOperation.Operand));
case TokenKind.ArrayLiteralExpression:
var arrayLiteral = (ArrayLiteralExpressionSyntaxNode)node;
return(arrayLiteral.Nodes == null || IsDefined(arrayLiteral.Nodes));
default:
break;
}
return(false);
}