Function hasUse

kdevplatform/language/duchain/duchainutils.cpp:535–547

}

static bool hasUse(DUContext* context, int usedDeclarationIndex) {
  if(usedDeclarationIndex == std::numeric_limits<int>::max())
    return false;

  for(int a = 0; a < context->usesCount(); ++a)
    if(context->uses()[a].m_declarationIndex == usedDeclarationIndex)
      return true;

  const auto childContexts = context->childContexts();
  return std::any_of(childContexts.begin(), childContexts.end(), [&](DUContext* child) {
    return hasUse(child, usedDeclarationIndex);
  });
}

bool DUChainUtils::contextHasUse(DUContext* context, Declaration* declaration) {
  return hasUse(context, context->topContext()->indexForUsedDeclaration(declaration, false));