Function itemUnderCursorInternal

kdevplatform/language/duchain/duchainutils.cpp:286–315

};

ItemUnderCursorInternal itemUnderCursorInternal(const CursorInRevision& c, DUContext* ctx, RangeInRevision::ContainsBehavior behavior)
{
  //Search all collapsed sub-contexts. In C++, those can contain declarations that have ranges out of the context
  const auto childContexts = ctx->childContexts();
  for (DUContext* subCtx : childContexts) {
    //This is a little hacky, but we need it in case of foreach macros and similar stuff
    if(subCtx->range().contains(c, behavior) || subCtx->range().isEmpty() || subCtx->range().start.line == c.line || subCtx->range().end.line == c.line) {
      ItemUnderCursorInternal sub = itemUnderCursorInternal(c, subCtx, behavior);
      if(sub.declaration) {
        return sub;
      }
    }
  }

  const auto localDeclarations = ctx->localDeclarations();
  for (Declaration* decl : localDeclarations) {
    if(decl->range().contains(c, behavior)) {
      return {decl, ctx, decl->range()};
    }
  }

  //Try finding a use under the cursor
  for(int a = 0; a < ctx->usesCount(); ++a) {
    if(ctx->uses()[a].m_range.contains(c, behavior)) {
      return {ctx->topContext()->usedDeclarationForIndex(ctx->uses()[a].m_declarationIndex), ctx, ctx->uses()[a].m_range};
    }
  }

  return {nullptr, nullptr, RangeInRevision()};
}

DUChainUtils::ItemUnderCursor DUChainUtils::itemUnderCursor(const QUrl& url, const KTextEditor::Cursor& cursor)
{