|
public static IsMethPropCallable ( |
||
| sym | ||
| requireUC | bool | |
| Результат | bool | |
public bool CanUseCurrentSymbol()
{
_bCurrentSymIsInaccessible = false;
_bCurrentSymIsBogus = false;
// Make sure that whether we're seeing a ctor is consistent with the flag.
// The only properties we handle are indexers.
if (_mask == symbmask_t.MASK_MethodSymbol && (
0 == (_flags & EXPRFLAG.EXF_CTOR) != !((MethodSymbol)_pCurrentSym).IsConstructor() ||
0 == (_flags & EXPRFLAG.EXF_OPERATOR) != !((MethodSymbol)_pCurrentSym).isOperator) ||
_mask == symbmask_t.MASK_PropertySymbol && !(_pCurrentSym is IndexerSymbol))
{
// Get the next symbol.
return(false);
}
// If our arity is non-0, we must match arity with this symbol.
if (_nArity > 0)
{
if (_mask == symbmask_t.MASK_MethodSymbol && ((MethodSymbol)_pCurrentSym).typeVars.Count != _nArity)
{
return(false);
}
}
// If this guy's not callable, no good.
if (!ExpressionBinder.IsMethPropCallable(_pCurrentSym, (_flags & EXPRFLAG.EXF_USERCALLABLE) != 0))
{
return(false);
}
// Check access.
if (!GetSemanticChecker().CheckAccess(_pCurrentSym, _pCurrentType, _pContext, _pQualifyingType))
{
// Sym is not accessible. However, if we're allowing inaccessible, then let it through and mark it.
if (_bAllowBogusAndInaccessible)
{
_bCurrentSymIsInaccessible = true;
}
else
{
return(false);
}
}
// Check bogus.
if (CSemanticChecker.CheckBogus(_pCurrentSym))
{
// Sym is bogus, but if we're allow it, then let it through and mark it.
if (_bAllowBogusAndInaccessible)
{
_bCurrentSymIsBogus = true;
}
else
{
return(false);
}
}
// if we are done checking all the instance types ensure that currentsym is an
// extension method and not a simple static method
if (!_bIsCheckingInstanceMethods && !((MethodSymbol)_pCurrentSym).IsExtension())
{
return(false);
}
return(true);
}