protected override void VisitRoutineCall(BoundRoutineCall x)
{
var invocation = (IInvocationExpression)x;
if (invocation.TargetMethod != null)
{
if (!invocation.TargetMethod.IsImplicitlyDeclared || invocation.TargetMethod is IErrorMethodSymbol)
{
Span span;
if (x.PhpSyntax is FunctionCall)
{
span = ((FunctionCall)x.PhpSyntax).NameSpan;
_result.Add(new SymbolStat(_tctx, span, x, invocation.TargetMethod));
}
}
}
//
base.VisitRoutineCall(x);
}
public bool EnqueueRoutine(IPhpRoutineSymbol routine, T caller, BoundRoutineCall callExpression)
{
Contract.ThrowIfNull(routine);
if (routine.ControlFlowGraph == null)
{
var routine2 = routine is SynthesizedMethodSymbol sr
? sr.ForwardedCall
: routine.OriginalDefinition as IPhpRoutineSymbol;
if (routine2 != null && !ReferenceEquals(routine, routine2))
{
return(EnqueueRoutine(routine2, caller, callExpression));
}
// library (sourceless) function
return(false);
}
var sourceRoutine = (SourceRoutineSymbol)routine;
if (sourceRoutine.SyntaxReturnType != null)
{
// we don't have to wait for return type,
// nor reanalyse itself when routine analyses
return(false);
}
_callGraph.AddEdge(caller.FlowState.Routine, sourceRoutine, new CallSite(caller, callExpression));
// ensure caller is subscribed to routine's ExitBlock
((ExitBlock)routine.ControlFlowGraph.Exit).Subscribe(caller);
// TODO: check if routine has to be reanalyzed => enqueue routine's StartBlock
// Return whether the routine exit block will certainly be analysed in the future
return(!sourceRoutine.IsReturnAnalysed);
}
protected override object VisitRoutineCall(BoundRoutineCall x)
{
// It must be updated in the visits of non-abstract subclassess
return(x);
}
public CallSite(BoundBlock block, BoundRoutineCall callExpression)
{
Block = block;
CallExpression = callExpression;
}