AK: Rename create<T> => make_ref_counted<T>

And also try_create<T> => try_make_ref_counted<T>.

A global "create" was a bit much. The new name matches make<T> better,
which we've used for making single-owner objects since forever.

AK/NonnullRefPtr.h

@@ -333,14 +333,14 @@ inline void swap(NonnullRefPtr<T>& a, NonnullRefPtr<U>& b)
 }
 
 template<typename T, class... Args>
-requires(IsConstructible<T, Args...>) inline NonnullRefPtr<T> create(Args&&... args)
+requires(IsConstructible<T, Args...>) inline NonnullRefPtr<T> make_ref_counted(Args&&... args)
 {
     return NonnullRefPtr<T>(NonnullRefPtr<T>::Adopt, *new T(forward<Args>(args)...));
 }
 
 // FIXME: Remove once P0960R3 is available in Clang.
 template<typename T, class... Args>
-inline NonnullRefPtr<T> create(Args&&... args)
+inline NonnullRefPtr<T> make_ref_counted(Args&&... args)
 {
     return NonnullRefPtr<T>(NonnullRefPtr<T>::Adopt, *new T { forward<Args>(args)... });
 }
@@ -355,5 +355,5 @@ struct Traits<NonnullRefPtr<T>> : public GenericTraits<NonnullRefPtr<T>> {
 };
 
 using AK::adopt_ref;
-using AK::create;
+using AK::make_ref_counted;
 using AK::NonnullRefPtr;

AK/RefPtr.h

@@ -484,14 +484,14 @@ inline RefPtr<T> adopt_ref_if_nonnull(T* object)
 }
 
 template<typename T, class... Args>
-requires(IsConstructible<T, Args...>) inline RefPtr<T> try_create(Args&&... args)
+requires(IsConstructible<T, Args...>) inline RefPtr<T> try_make_ref_counted(Args&&... args)
 {
     return adopt_ref_if_nonnull(new (nothrow) T(forward<Args>(args)...));
 }
 
 // FIXME: Remove once P0960R3 is available in Clang.
 template<typename T, class... Args>
-inline RefPtr<T> try_create(Args&&... args)
+inline RefPtr<T> try_make_ref_counted(Args&&... args)
 {
     return adopt_ref_if_nonnull(new (nothrow) T { forward<Args>(args)... });
 }
@@ -512,7 +512,7 @@ inline Kernel::KResultOr<NonnullRefPtr<T>> adopt_nonnull_ref_or_enomem(T* object
 using AK::adopt_ref_if_nonnull;
 using AK::RefPtr;
 using AK::static_ptr_cast;
-using AK::try_create;
+using AK::try_make_ref_counted;
 
 #ifdef KERNEL
 using AK::adopt_nonnull_ref_or_enomem;

Kernel/Bus/USB/USBDevice.cpp

@@ -22,7 +22,7 @@ KResultOr<NonnullRefPtr<Device>> Device::try_create(USBController const& control
     if (pipe_or_error.is_error())
         return pipe_or_error.error();
 
-    auto device = AK::try_create<Device>(controller, port, speed, pipe_or_error.release_value());
+    auto device = try_make_ref_counted<Device>(controller, port, speed, pipe_or_error.release_value());
     if (!device)
         return ENOMEM;
 

Kernel/Bus/USB/USBHub.cpp

@@ -19,7 +19,7 @@ KResultOr<NonnullRefPtr<Hub>> Hub::try_create_root_hub(NonnullRefPtr<USBControll
     if (pipe_or_error.is_error())
         return pipe_or_error.error();
 
-    auto hub = AK::try_create<Hub>(controller, device_speed, pipe_or_error.release_value());
+    auto hub = try_make_ref_counted<Hub>(controller, device_speed, pipe_or_error.release_value());
     if (!hub)
         return ENOMEM;
 
@@ -34,7 +34,7 @@ KResultOr<NonnullRefPtr<Hub>> Hub::try_create_from_device(Device const& device)
     if (pipe_or_error.is_error())
         return pipe_or_error.error();
 
-    auto hub = AK::try_create<Hub>(device, pipe_or_error.release_value());
+    auto hub = try_make_ref_counted<Hub>(device, pipe_or_error.release_value());
     if (!hub)
         return ENOMEM;
 

Kernel/Bus/USB/USBTransfer.cpp

@@ -17,7 +17,7 @@ RefPtr<Transfer> Transfer::try_create(Pipe& pipe, u16 len)
     if (!data_buffer)
         return {};
 
-    return AK::try_create<Transfer>(pipe, len, data_buffer.release_nonnull());
+    return try_make_ref_counted<Transfer>(pipe, len, data_buffer.release_nonnull());
 }
 
 Transfer::Transfer(Pipe& pipe, u16 len, NonnullOwnPtr<Memory::Region> data_buffer)

Kernel/Memory/AnonymousVMObject.cpp

@@ -48,7 +48,7 @@ KResultOr<NonnullRefPtr<VMObject>> AnonymousVMObject::try_clone()
     // one would keep the one it still has. This ensures that the original
     // one and this one, as well as the clone have sufficient resources
     // to cow all pages as needed
-    auto new_shared_committed_cow_pages = try_create<SharedCommittedCowPages>(committed_pages.release_value());
+    auto new_shared_committed_cow_pages = try_make_ref_counted<SharedCommittedCowPages>(committed_pages.release_value());
 
     if (!new_shared_committed_cow_pages)
         return ENOMEM;

Kernel/Thread.cpp

@@ -44,7 +44,7 @@ KResultOr<NonnullRefPtr<Thread>> Thread::try_create(NonnullRefPtr<Process> proce
         return ENOMEM;
     kernel_stack_region->set_stack(true);
 
-    auto block_timer = AK::try_create<Timer>();
+    auto block_timer = try_make_ref_counted<Timer>();
     if (!block_timer)
         return ENOMEM;
 

Userland/Applications/Piano/Track.cpp

@@ -15,8 +15,8 @@
 
 Track::Track(const u32& time)
     : m_time(time)
-    , m_temporary_transport(create<LibDSP::Transport>(120, 4))
+    , m_temporary_transport(make_ref_counted<LibDSP::Transport>(120, 4))
-    , m_delay(create<LibDSP::Effects::Delay>(m_temporary_transport))
+    , m_delay(make_ref_counted<LibDSP::Effects::Delay>(m_temporary_transport))
 {
     set_volume(volume_max);
     set_sustain_impl(1000);

Userland/Applications/PixelPaint/Guide.h

@@ -27,7 +27,7 @@ public:
 
     static NonnullRefPtr<Guide> construct(Orientation orientation, float offset)
     {
-        return create<Guide>(orientation, offset);
+        return make_ref_counted<Guide>(orientation, offset);
     };
 
     Orientation orientation() const { return m_orientation; }

Userland/Applications/PixelPaint/GuideTool.cpp

@@ -64,9 +64,9 @@ void GuideTool::on_mousedown(Layer*, MouseEvent& event)
 
     RefPtr<Guide> new_guide;
     if (image_event.position().x() < 0 || image_event.position().x() > editor()->image().size().width()) {
-        new_guide = Guide::construct(Guide::Orientation::Vertical, image_event.position().x());
+        new_guide = make_ref_counted<Guide>(Guide::Orientation::Vertical, image_event.position().x());
     } else if (image_event.position().y() < 0 || image_event.position().y() > editor()->image().size().height()) {
-        new_guide = Guide::construct(Guide::Orientation::Horizontal, image_event.position().y());
+        new_guide = make_ref_counted<Guide>(Guide::Orientation::Horizontal, image_event.position().y());
     }
 
     if (new_guide) {

Userland/DevTools/HackStudio/LanguageServers/Shell/ShellComprehensionEngine.cpp

@@ -107,7 +107,7 @@ NonnullRefPtr<::Shell::AST::Node> ShellComprehensionEngine::DocumentData::parse(
     if (auto node = parser.parse())
         return node.release_nonnull();
 
-    return ::Shell::AST::create<::Shell::AST::SyntaxError>(::Shell::AST::Position {}, "Unable to parse file");
+    return ::Shell::AST::make_ref_counted<::Shell::AST::SyntaxError>(::Shell::AST::Position {}, "Unable to parse file");
 }
 
 size_t ShellComprehensionEngine::resolve(const ShellComprehensionEngine::DocumentData& document, const GUI::TextPosition& position)

Userland/Libraries/LibJS/Parser.cpp

@@ -44,7 +44,7 @@ public:
         if (m_mask & Let)
             m_parser.m_state.let_scopes.append(NonnullRefPtrVector<VariableDeclaration>());
 
-        m_parser.m_state.current_scope = create<Parser::Scope>(scope_type, m_parser.m_state.current_scope);
+        m_parser.m_state.current_scope = make_ref_counted<Parser::Scope>(scope_type, m_parser.m_state.current_scope);
     }
 
     ~ScopePusher()

Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp

@@ -707,7 +707,7 @@ NonnullRefPtr<StyleRule> Parser::consume_an_at_rule(TokenStream<T>& tokens)
     auto& name_ident = tokens.next_token();
     VERIFY(name_ident.is(Token::Type::AtKeyword));
 
-    NonnullRefPtr<StyleRule> rule = create<StyleRule>(StyleRule::Type::At);
+    auto rule = make_ref_counted<StyleRule>(StyleRule::Type::At);
     rule->m_name = ((Token)name_ident).at_keyword();
 
     for (;;) {
@@ -744,7 +744,7 @@ RefPtr<StyleRule> Parser::consume_a_qualified_rule(TokenStream<T>& tokens)
 {
     dbgln_if(CSS_PARSER_DEBUG, "Parser::consume_a_qualified_rule");
 
-    NonnullRefPtr<StyleRule> rule = create<StyleRule>(StyleRule::Type::Qualified);
+    auto rule = make_ref_counted<StyleRule>(StyleRule::Type::Qualified);
 
     for (;;) {
         auto& token = tokens.next_token();
@@ -810,7 +810,7 @@ NonnullRefPtr<StyleBlockRule> Parser::consume_a_simple_block(TokenStream<T>& tok
 
     auto ending_token = ((Token)tokens.current_token()).mirror_variant();
 
-    NonnullRefPtr<StyleBlockRule> block = create<StyleBlockRule>();
+    auto block = make_ref_counted<StyleBlockRule>();
     block->m_token = tokens.current_token();
 
     for (;;) {
@@ -843,7 +843,7 @@ NonnullRefPtr<StyleFunctionRule> Parser::consume_a_function(TokenStream<T>& toke
 
     auto name_ident = tokens.current_token();
     VERIFY(name_ident.is(Token::Type::Function));
-    NonnullRefPtr<StyleFunctionRule> function = create<StyleFunctionRule>(((Token)name_ident).m_value.to_string());
+    auto function = make_ref_counted<StyleFunctionRule>(((Token)name_ident).m_value.to_string());
 
     for (;;) {
         auto& token = tokens.next_token();

Userland/Shell/AST.cpp

@@ -286,7 +286,7 @@ void Node::for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(Nonnul
 
     auto list = value->resolve_as_list(shell);
     for (auto& element : list) {
-        if (callback(create<StringValue>(move(element))) == IterationDecision::Break)
+        if (callback(make_ref_counted<StringValue>(move(element))) == IterationDecision::Break)
             break;
     }
 }
@@ -390,7 +390,7 @@ RefPtr<Value> And::run(RefPtr<Shell> shell)
 {
     auto commands = m_left->to_lazy_evaluated_commands(shell);
     commands.last().next_chain.append(NodeWithAction { *m_right, NodeWithAction::And });
-    return create<CommandSequenceValue>(move(commands));
+    return make_ref_counted<CommandSequenceValue>(move(commands));
 }
 
 void And::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -444,7 +444,7 @@ RefPtr<Value> ListConcatenate::run(RefPtr<Shell> shell)
 
     for (auto& element : m_list) {
         if (!result) {
-            result = create<ListValue>({ element->run(shell)->resolve_without_cast(shell) });
+            result = make_ref_counted<ListValue>({ element->run(shell)->resolve_without_cast(shell) });
             continue;
         }
         auto element_value = element->run(shell)->resolve_without_cast(shell);
@@ -455,9 +455,9 @@ RefPtr<Value> ListConcatenate::run(RefPtr<Shell> shell)
             if (joined_commands.size() == 1) {
                 auto& command = joined_commands[0];
                 command.position = position();
-                result = create<CommandValue>(command);
+                result = make_ref_counted<CommandValue>(command);
             } else {
-                result = create<CommandSequenceValue>(move(joined_commands));
+                result = make_ref_counted<CommandSequenceValue>(move(joined_commands));
             }
         } else {
             NonnullRefPtrVector<Value> values;
@@ -466,16 +466,16 @@ RefPtr<Value> ListConcatenate::run(RefPtr<Shell> shell)
                 values.extend(static_cast<ListValue*>(result.ptr())->values());
             } else {
                 for (auto& result : result->resolve_as_list(shell))
-                    values.append(create<StringValue>(result));
+                    values.append(make_ref_counted<StringValue>(result));
             }
 
             values.append(element_value);
 
-            result = create<ListValue>(move(values));
+            result = make_ref_counted<ListValue>(move(values));
         }
     }
     if (!result)
-        return create<ListValue>({});
+        return make_ref_counted<ListValue>({});
 
     return result;
 }
@@ -554,7 +554,7 @@ RefPtr<Value> Background::run(RefPtr<Shell> shell)
     for (auto& command : commands)
         command.should_wait = false;
 
-    return create<CommandSequenceValue>(move(commands));
+    return make_ref_counted<CommandSequenceValue>(move(commands));
 }
 
 void Background::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -587,7 +587,7 @@ void BarewordLiteral::dump(int level) const
 
 RefPtr<Value> BarewordLiteral::run(RefPtr<Shell>)
 {
-    return create<StringValue>(m_text);
+    return make_ref_counted<StringValue>(m_text);
 }
 
 void BarewordLiteral::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -651,7 +651,7 @@ RefPtr<Value> BraceExpansion::run(RefPtr<Shell> shell)
             values.append(value.release_nonnull());
     }
 
-    return create<ListValue>(move(values));
+    return make_ref_counted<ListValue>(move(values));
 }
 
 HitTestResult BraceExpansion::hit_test_position(size_t offset) const
@@ -708,7 +708,7 @@ RefPtr<Value> CastToCommand::run(RefPtr<Shell> shell)
         return value;
 
     auto argv = value->resolve_as_list(shell);
-    return create<CommandValue>(move(argv), position());
+    return make_ref_counted<CommandValue>(move(argv), position());
 }
 
 void CastToCommand::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -768,7 +768,7 @@ void CastToList::dump(int level) const
 RefPtr<Value> CastToList::run(RefPtr<Shell> shell)
 {
     if (!m_inner)
-        return create<ListValue>({});
+        return make_ref_counted<ListValue>({});
 
     auto inner_value = m_inner->run(shell)->resolve_without_cast(shell);
 
@@ -778,9 +778,9 @@ RefPtr<Value> CastToList::run(RefPtr<Shell> shell)
     auto values = inner_value->resolve_as_list(shell);
     NonnullRefPtrVector<Value> cast_values;
     for (auto& value : values)
-        cast_values.append(create<StringValue>(value));
+        cast_values.append(make_ref_counted<StringValue>(value));
 
-    return create<ListValue>(cast_values);
+    return make_ref_counted<ListValue>(cast_values);
 }
 
 void CastToList::for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(NonnullRefPtr<Value>)> callback)
@@ -831,7 +831,7 @@ RefPtr<Value> CloseFdRedirection::run(RefPtr<Shell>)
     Command command;
     command.position = position();
     command.redirections.append(adopt_ref(*new CloseRedirection(m_fd)));
-    return create<CommandValue>(move(command));
+    return make_ref_counted<CommandValue>(move(command));
 }
 
 void CloseFdRedirection::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata)
@@ -858,7 +858,7 @@ void CommandLiteral::dump(int level) const
 
 RefPtr<Value> CommandLiteral::run(RefPtr<Shell>)
 {
-    return create<CommandValue>(m_command);
+    return make_ref_counted<CommandValue>(m_command);
 }
 
 CommandLiteral::CommandLiteral(Position position, Command command)
@@ -879,7 +879,7 @@ void Comment::dump(int level) const
 
 RefPtr<Value> Comment::run(RefPtr<Shell>)
 {
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void Comment::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata)
@@ -911,7 +911,7 @@ RefPtr<Value> ContinuationControl::run(RefPtr<Shell> shell)
         shell->raise_error(Shell::ShellError::InternalControlFlowContinue, {}, position());
     else
         VERIFY_NOT_REACHED();
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void ContinuationControl::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata)
@@ -932,7 +932,7 @@ RefPtr<Value> DoubleQuotedString::run(RefPtr<Shell> shell)
 
     builder.join("", values);
 
-    return create<StringValue>(builder.to_string());
+    return make_ref_counted<StringValue>(builder.to_string());
 }
 
 void DoubleQuotedString::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -977,12 +977,12 @@ RefPtr<Value> DynamicEvaluate::run(RefPtr<Shell> shell)
     if (result->is_string()) {
         auto name_part = result->resolve_as_list(shell);
         VERIFY(name_part.size() == 1);
-        return create<SimpleVariableValue>(name_part[0]);
+        return make_ref_counted<SimpleVariableValue>(name_part[0]);
     }
 
     // If it's anything else, we're just gonna cast it to a list.
     auto list = result->resolve_as_list(shell);
-    return create<CommandValue>(move(list), position());
+    return make_ref_counted<CommandValue>(move(list), position());
 }
 
 void DynamicEvaluate::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1019,7 +1019,7 @@ RefPtr<Value> Fd2FdRedirection::run(RefPtr<Shell>)
     Command command;
     command.position = position();
     command.redirections.append(FdRedirection::create(m_new_fd, m_old_fd, Rewiring::Close::None));
-    return create<CommandValue>(move(command));
+    return make_ref_counted<CommandValue>(move(command));
 }
 
 void Fd2FdRedirection::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata)
@@ -1061,7 +1061,7 @@ RefPtr<Value> FunctionDeclaration::run(RefPtr<Shell> shell)
 
     shell->define_function(m_name.name, move(args), m_block);
 
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void FunctionDeclaration::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1147,7 +1147,7 @@ void ForLoop::dump(int level) const
 RefPtr<Value> ForLoop::run(RefPtr<Shell> shell)
 {
     if (!m_block)
-        return create<ListValue>({});
+        return make_ref_counted<ListValue>({});
 
     size_t consecutive_interruptions = 0;
     auto run = [&](auto& block_value) {
@@ -1197,7 +1197,7 @@ RefPtr<Value> ForLoop::run(RefPtr<Shell> shell)
                 shell->set_local_variable(variable_name, value, true);
 
                 if (index_name.has_value())
-                    shell->set_local_variable(index_name.value(), create<AST::StringValue>(String::number(i)), true);
+                    shell->set_local_variable(index_name.value(), make_ref_counted<AST::StringValue>(String::number(i)), true);
 
                 ++i;
 
@@ -1217,7 +1217,7 @@ RefPtr<Value> ForLoop::run(RefPtr<Shell> shell)
         }
     }
 
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void ForLoop::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1286,7 +1286,7 @@ void Glob::dump(int level) const
 
 RefPtr<Value> Glob::run(RefPtr<Shell>)
 {
-    return create<GlobValue>(m_text, position());
+    return make_ref_counted<GlobValue>(m_text, position());
 }
 
 void Glob::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata metadata)
@@ -1342,7 +1342,7 @@ RefPtr<Value> Heredoc::run(RefPtr<Shell> shell)
         builder.append('\n');
     }
 
-    return create<StringValue>(builder.to_string());
+    return make_ref_counted<StringValue>(builder.to_string());
 }
 
 void Heredoc::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1425,12 +1425,12 @@ void HistoryEvent::dump(int level) const
 RefPtr<Value> HistoryEvent::run(RefPtr<Shell> shell)
 {
     if (!shell)
-        return create<AST::ListValue>({});
+        return make_ref_counted<AST::ListValue>({});
 
     auto editor = shell->editor();
     if (!editor) {
         shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "No history available!", position());
-        return create<AST::ListValue>({});
+        return make_ref_counted<AST::ListValue>({});
     }
     auto& history = editor->history();
 
@@ -1450,14 +1450,14 @@ RefPtr<Value> HistoryEvent::run(RefPtr<Shell> shell)
     case HistorySelector::EventKind::IndexFromStart:
         if (m_selector.event.index >= history.size()) {
             shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History event index out of bounds", m_selector.event.text_position);
-            return create<AST::ListValue>({});
+            return make_ref_counted<AST::ListValue>({});
         }
         resolved_history = history[m_selector.event.index].entry;
         break;
     case HistorySelector::EventKind::IndexFromEnd:
         if (m_selector.event.index >= history.size()) {
             shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History event index out of bounds", m_selector.event.text_position);
-            return create<AST::ListValue>({});
+            return make_ref_counted<AST::ListValue>({});
         }
         resolved_history = history[history.size() - m_selector.event.index - 1].entry;
         break;
@@ -1465,7 +1465,7 @@ RefPtr<Value> HistoryEvent::run(RefPtr<Shell> shell)
         auto it = find_reverse(history.begin(), history.end(), [&](auto& entry) { return entry.entry.contains(m_selector.event.text); });
         if (it.is_end()) {
             shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History event did not match any entry", m_selector.event.text_position);
-            return create<AST::ListValue>({});
+            return make_ref_counted<AST::ListValue>({});
         }
         resolved_history = it->entry;
         break;
@@ -1474,7 +1474,7 @@ RefPtr<Value> HistoryEvent::run(RefPtr<Shell> shell)
         auto it = find_reverse(history.begin(), history.end(), [&](auto& entry) { return entry.entry.starts_with(m_selector.event.text); });
         if (it.is_end()) {
             shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History event did not match any entry", m_selector.event.text_position);
-            return create<AST::ListValue>({});
+            return make_ref_counted<AST::ListValue>({});
         }
         resolved_history = it->entry;
         break;
@@ -1491,23 +1491,23 @@ RefPtr<Value> HistoryEvent::run(RefPtr<Shell> shell)
         auto end_index = m_selector.word_selector_range.end->resolve(nodes.size());
         if (start_index >= nodes.size()) {
             shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History word index out of bounds", m_selector.word_selector_range.start.position);
-            return create<AST::ListValue>({});
+            return make_ref_counted<AST::ListValue>({});
         }
         if (end_index >= nodes.size()) {
             shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History word index out of bounds", m_selector.word_selector_range.end->position);
-            return create<AST::ListValue>({});
+            return make_ref_counted<AST::ListValue>({});
         }
 
         decltype(nodes) resolved_nodes;
         resolved_nodes.append(nodes.data() + start_index, end_index - start_index + 1);
-        NonnullRefPtr<AST::Node> list = create<AST::ListConcatenate>(position(), move(resolved_nodes));
+        NonnullRefPtr<AST::Node> list = make_ref_counted<AST::ListConcatenate>(position(), move(resolved_nodes));
         return list->run(shell);
     }
 
     auto index = m_selector.word_selector_range.start.resolve(nodes.size());
     if (index >= nodes.size()) {
         shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "History word index out of bounds", m_selector.word_selector_range.start.position);
-        return create<AST::ListValue>({});
+        return make_ref_counted<AST::ListValue>({});
     }
     return nodes[index].run(shell);
 }
@@ -1583,7 +1583,7 @@ void Execute::for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(Non
                     VERIFY(rc);
 
                     if (shell->options.inline_exec_keep_empty_segments)
-                        if (callback(create<StringValue>("")) == IterationDecision::Break) {
+                        if (callback(make_ref_counted<StringValue>("")) == IterationDecision::Break) {
                             loop.quit(Break);
                             notifier->set_enabled(false);
                             return Break;
@@ -1594,7 +1594,7 @@ void Execute::for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(Non
                     VERIFY(rc);
 
                     auto str = StringView(entry.data(), entry.size() - ifs.length());
-                    if (callback(create<StringValue>(str)) == IterationDecision::Break) {
+                    if (callback(make_ref_counted<StringValue>(str)) == IterationDecision::Break) {
                         loop.quit(Break);
                         notifier->set_enabled(false);
                         return Break;
@@ -1678,7 +1678,7 @@ void Execute::for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(Non
                 auto entry = ByteBuffer::create_uninitialized(stream.size());
                 auto rc = stream.read_or_error(entry);
                 VERIFY(rc);
-                callback(create<StringValue>(String::copy(entry)));
+                callback(make_ref_counted<StringValue>(String::copy(entry)));
             }
         }
 
@@ -1688,7 +1688,7 @@ void Execute::for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(Non
     auto jobs = shell->run_commands(commands);
 
     if (!jobs.is_empty())
-        callback(create<JobValue>(&jobs.last()));
+        callback(make_ref_counted<JobValue>(&jobs.last()));
 }
 
 RefPtr<Value> Execute::run(RefPtr<Shell> shell)
@@ -1705,7 +1705,7 @@ RefPtr<Value> Execute::run(RefPtr<Shell> shell)
     if (values.size() == 1 && values.first().is_job())
         return values.first();
 
-    return create<ListValue>(move(values));
+    return make_ref_counted<ListValue>(move(values));
 }
 
 void Execute::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1789,7 +1789,7 @@ RefPtr<Value> IfCond::run(RefPtr<Shell> shell)
             return m_false_branch->run(shell);
     }
 
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void IfCond::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1839,7 +1839,7 @@ IfCond::IfCond(Position position, Optional<Position> else_position, NonnullRefPt
     else if (m_false_branch && m_false_branch->is_syntax_error())
         set_is_syntax_error(m_false_branch->syntax_error_node());
 
-    m_condition = create<AST::Execute>(m_condition->position(), m_condition);
+    m_condition = make_ref_counted<AST::Execute>(m_condition->position(), m_condition);
 
     if (m_true_branch) {
         auto true_branch = m_true_branch.release_nonnull();
@@ -1878,7 +1878,7 @@ RefPtr<Value> ImmediateExpression::run(RefPtr<Shell> shell)
     if (node)
         return node->run(shell);
 
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void ImmediateExpression::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -1963,7 +1963,7 @@ RefPtr<Value> Join::run(RefPtr<Shell> shell)
     auto left = m_left->to_lazy_evaluated_commands(shell);
     auto right = m_right->to_lazy_evaluated_commands(shell);
 
-    return create<CommandSequenceValue>(join_commands(move(left), move(right)));
+    return make_ref_counted<CommandSequenceValue>(join_commands(move(left), move(right)));
 }
 
 void Join::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2091,20 +2091,20 @@ RefPtr<Value> MatchExpr::run(RefPtr<Shell> shell)
                         size_t i = 0;
                         for (auto& name : entry.match_names.value()) {
                             if (spans.size() > i)
-                                shell->set_local_variable(name, create<AST::StringValue>(spans[i]), true);
+                                shell->set_local_variable(name, make_ref_counted<AST::StringValue>(spans[i]), true);
                             ++i;
                         }
                     }
                     return entry.body->run(shell);
                 } else {
-                    return create<AST::ListValue>({});
+                    return make_ref_counted<AST::ListValue>({});
                 }
             }
         }
     }
 
     shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, "Non-exhaustive match rules!", position());
-    return create<AST::ListValue>({});
+    return make_ref_counted<AST::ListValue>({});
 }
 
 void MatchExpr::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2186,7 +2186,7 @@ RefPtr<Value> Or::run(RefPtr<Shell> shell)
 {
     auto commands = m_left->to_lazy_evaluated_commands(shell);
     commands.last().next_chain.empend(*m_right, NodeWithAction::Or);
-    return create<CommandSequenceValue>(move(commands));
+    return make_ref_counted<CommandSequenceValue>(move(commands));
 }
 
 void Or::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2270,7 +2270,7 @@ RefPtr<Value> Pipe::run(RefPtr<Shell> shell)
     if (first_in_right.pipeline) {
         last_in_left.pipeline = first_in_right.pipeline;
     } else {
-        auto pipeline = create<Pipeline>();
+        auto pipeline = make_ref_counted<Pipeline>();
         last_in_left.pipeline = pipeline;
         first_in_right.pipeline = pipeline;
     }
@@ -2281,7 +2281,7 @@ RefPtr<Value> Pipe::run(RefPtr<Shell> shell)
     commands.append(first_in_right);
     commands.extend(right);
 
-    return create<CommandSequenceValue>(move(commands));
+    return make_ref_counted<CommandSequenceValue>(move(commands));
 }
 
 void Pipe::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2402,12 +2402,12 @@ RefPtr<Value> Range::run(RefPtr<Shell> shell)
                     for (u32 code_point = start_code_point; code_point != end_code_point; code_point += step) {
                         builder.clear();
                         builder.append_code_point(code_point);
-                        values.append(create<StringValue>(builder.to_string()));
+                        values.append(make_ref_counted<StringValue>(builder.to_string()));
                     }
                     // Append the ending code point too, most shells treat this as inclusive.
                     builder.clear();
                     builder.append_code_point(end_code_point);
-                    values.append(create<StringValue>(builder.to_string()));
+                    values.append(make_ref_counted<StringValue>(builder.to_string()));
                 } else {
                     // Could be two numbers?
                     auto start_int = start_str.to_int();
@@ -2417,9 +2417,9 @@ RefPtr<Value> Range::run(RefPtr<Shell> shell)
                         auto end = end_int.value();
                         auto step = start > end ? -1 : 1;
                         for (int value = start; value != end; value += step)
-                            values.append(create<StringValue>(String::number(value)));
+                            values.append(make_ref_counted<StringValue>(String::number(value)));
                         // Append the range end too, most shells treat this as inclusive.
-                        values.append(create<StringValue>(String::number(end)));
+                        values.append(make_ref_counted<StringValue>(String::number(end)));
                     } else {
                         goto yield_start_end;
                     }
@@ -2428,8 +2428,8 @@ RefPtr<Value> Range::run(RefPtr<Shell> shell)
             yield_start_end:;
                 shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, String::formatted("Cannot interpolate between '{}' and '{}'!", start_str, end_str), position);
                 // We can't really interpolate between the two, so just yield both.
-                values.append(create<StringValue>(move(start_str)));
+                values.append(make_ref_counted<StringValue>(move(start_str)));
-                values.append(create<StringValue>(move(end_str)));
+                values.append(make_ref_counted<StringValue>(move(end_str)));
             }
 
             return values;
@@ -2442,9 +2442,9 @@ RefPtr<Value> Range::run(RefPtr<Shell> shell)
     auto start_value = m_start->run(shell);
     auto end_value = m_end->run(shell);
     if (!start_value || !end_value)
-        return create<ListValue>({});
+        return make_ref_counted<ListValue>({});
 
-    return create<ListValue>(interpolate(*start_value, *end_value, shell));
+    return make_ref_counted<ListValue>(interpolate(*start_value, *end_value, shell));
 }
 
 void Range::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2503,7 +2503,7 @@ RefPtr<Value> ReadRedirection::run(RefPtr<Shell> shell)
     builder.join(" ", path_segments);
 
     command.redirections.append(PathRedirection::create(builder.to_string(), m_fd, PathRedirection::Read));
-    return create<CommandValue>(move(command));
+    return make_ref_counted<CommandValue>(move(command));
 }
 
 ReadRedirection::ReadRedirection(Position position, int fd, NonnullRefPtr<Node> path)
@@ -2530,7 +2530,7 @@ RefPtr<Value> ReadWriteRedirection::run(RefPtr<Shell> shell)
     builder.join(" ", path_segments);
 
     command.redirections.append(PathRedirection::create(builder.to_string(), m_fd, PathRedirection::ReadWrite));
-    return create<CommandValue>(move(command));
+    return make_ref_counted<CommandValue>(move(command));
 }
 
 ReadWriteRedirection::ReadWriteRedirection(Position position, int fd, NonnullRefPtr<Node> path)
@@ -2569,7 +2569,7 @@ RefPtr<Value> Sequence::run(RefPtr<Shell> shell)
         }
     }
 
-    return create<CommandSequenceValue>(move(all_commands));
+    return make_ref_counted<CommandSequenceValue>(move(all_commands));
 }
 
 void Sequence::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2619,9 +2619,9 @@ void Subshell::dump(int level) const
 RefPtr<Value> Subshell::run(RefPtr<Shell> shell)
 {
     if (!m_block)
-        return create<ListValue>({});
+        return make_ref_counted<ListValue>({});
 
-    return create<AST::CommandSequenceValue>(m_block->to_lazy_evaluated_commands(shell));
+    return make_ref_counted<AST::CommandSequenceValue>(m_block->to_lazy_evaluated_commands(shell));
 }
 
 void Subshell::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2704,7 +2704,7 @@ void SimpleVariable::dump(int level) const
 
 RefPtr<Value> SimpleVariable::run(RefPtr<Shell>)
 {
-    NonnullRefPtr<Value> value = create<SimpleVariableValue>(m_name);
+    NonnullRefPtr<Value> value = make_ref_counted<SimpleVariableValue>(m_name);
     if (m_slice)
         value = value->with_slices(*m_slice);
     return value;
@@ -2769,7 +2769,7 @@ void SpecialVariable::dump(int level) const
 
 RefPtr<Value> SpecialVariable::run(RefPtr<Shell>)
 {
-    NonnullRefPtr<Value> value = create<SpecialVariableValue>(m_name);
+    NonnullRefPtr<Value> value = make_ref_counted<SpecialVariableValue>(m_name);
     if (m_slice)
         value = value->with_slices(*m_slice);
     return value;
@@ -2829,12 +2829,12 @@ RefPtr<Value> Juxtaposition::run(RefPtr<Shell> shell)
         builder.append(left[0]);
         builder.append(right[0]);
 
-        return create<StringValue>(builder.to_string());
+        return make_ref_counted<StringValue>(builder.to_string());
     }
 
     // Otherwise, treat them as lists and create a list product.
     if (left.is_empty() || right.is_empty())
-        return create<ListValue>({});
+        return make_ref_counted<ListValue>({});
 
     Vector<String> result;
     result.ensure_capacity(left.size() * right.size());
@@ -2849,7 +2849,7 @@ RefPtr<Value> Juxtaposition::run(RefPtr<Shell> shell)
         }
     }
 
-    return create<ListValue>(move(result));
+    return make_ref_counted<ListValue>(move(result));
 }
 
 void Juxtaposition::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -2940,7 +2940,7 @@ void StringLiteral::dump(int level) const
 
 RefPtr<Value> StringLiteral::run(RefPtr<Shell>)
 {
-    return create<StringValue>(m_text);
+    return make_ref_counted<StringValue>(m_text);
 }
 
 void StringLiteral::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata metadata)
@@ -2980,7 +2980,7 @@ RefPtr<Value> StringPartCompose::run(RefPtr<Shell> shell)
     builder.join(" ", left);
     builder.join(" ", right);
 
-    return create<StringValue>(builder.to_string());
+    return make_ref_counted<StringValue>(builder.to_string());
 }
 
 void StringPartCompose::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -3024,7 +3024,7 @@ void SyntaxError::dump(int level) const
 RefPtr<Value> SyntaxError::run(RefPtr<Shell> shell)
 {
     shell->raise_error(Shell::ShellError::EvaluatedSyntaxError, m_syntax_error_text, position());
-    return create<StringValue>("");
+    return make_ref_counted<StringValue>("");
 }
 
 void SyntaxError::highlight_in_editor(Line::Editor& editor, Shell&, HighlightMetadata)
@@ -3076,7 +3076,7 @@ void Tilde::dump(int level) const
 
 RefPtr<Value> Tilde::run(RefPtr<Shell>)
 {
-    return create<TildeValue>(m_username);
+    return make_ref_counted<TildeValue>(m_username);
 }
 
 void Tilde::highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata)
@@ -3141,7 +3141,7 @@ RefPtr<Value> WriteAppendRedirection::run(RefPtr<Shell> shell)
     builder.join(" ", path_segments);
 
     command.redirections.append(PathRedirection::create(builder.to_string(), m_fd, PathRedirection::WriteAppend));
-    return create<CommandValue>(move(command));
+    return make_ref_counted<CommandValue>(move(command));
 }
 
 WriteAppendRedirection::WriteAppendRedirection(Position position, int fd, NonnullRefPtr<Node> path)
@@ -3168,7 +3168,7 @@ RefPtr<Value> WriteRedirection::run(RefPtr<Shell> shell)
     builder.join(" ", path_segments);
 
     command.redirections.append(PathRedirection::create(builder.to_string(), m_fd, PathRedirection::Write));
-    return create<CommandValue>(move(command));
+    return make_ref_counted<CommandValue>(move(command));
 }
 
 WriteRedirection::WriteRedirection(Position position, int fd, NonnullRefPtr<Node> path)
@@ -3200,7 +3200,7 @@ RefPtr<Value> VariableDeclarations::run(RefPtr<Shell> shell)
         shell->set_local_variable(name, value.release_nonnull());
     }
 
-    return create<ListValue>({});
+    return make_ref_counted<ListValue>({});
 }
 
 void VariableDeclarations::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetadata metadata)
@@ -3297,7 +3297,7 @@ NonnullRefPtr<Value> ListValue::resolve_without_cast(RefPtr<Shell> shell)
     for (auto& value : m_contained_values)
         values.append(value.resolve_without_cast(shell));
 
-    NonnullRefPtr<Value> value = create<ListValue>(move(values));
+    NonnullRefPtr<Value> value = make_ref_counted<ListValue>(move(values));
     if (!m_slices.is_empty())
         value = value->with_slices(m_slices);
     return value;
@@ -3357,7 +3357,7 @@ Vector<String> StringValue::resolve_as_list(RefPtr<Shell> shell)
 NonnullRefPtr<Value> StringValue::resolve_without_cast(RefPtr<Shell> shell)
 {
     if (is_list())
-        return create<AST::ListValue>(resolve_as_list(shell)); // No need to reapply the slices.
+        return make_ref_counted<AST::ListValue>(resolve_as_list(shell)); // No need to reapply the slices.
 
     return *this;
 }

Userland/Shell/AST.h

@@ -20,10 +20,10 @@
 
 namespace Shell::AST {
 
-using AK::create;
+using AK::make_ref_counted;
 
 template<typename T>
-static inline NonnullRefPtr<T> create(std::initializer_list<NonnullRefPtr<Value>> arg)
+static inline NonnullRefPtr<T> make_ref_counted(std::initializer_list<NonnullRefPtr<Value>> arg)
 {
     return adopt_ref(*new T(arg));
 }
@@ -243,7 +243,7 @@ class CommandValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
     virtual Vector<Command> resolve_as_commands(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<CommandValue>(m_command)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<CommandValue>(m_command)->set_slices(m_slices); }
     virtual ~CommandValue();
     virtual bool is_command() const override { return true; }
     CommandValue(Command command)
@@ -264,7 +264,7 @@ class CommandSequenceValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
     virtual Vector<Command> resolve_as_commands(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<CommandSequenceValue>(m_contained_values)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<CommandSequenceValue>(m_contained_values)->set_slices(m_slices); }
     virtual ~CommandSequenceValue();
     virtual bool is_command() const override { return true; }
     CommandSequenceValue(Vector<Command> commands)
@@ -280,7 +280,7 @@ class JobValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override { VERIFY_NOT_REACHED(); }
     virtual Vector<Command> resolve_as_commands(RefPtr<Shell>) override { VERIFY_NOT_REACHED(); }
-    virtual NonnullRefPtr<Value> clone() const override { return create<JobValue>(m_job)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<JobValue>(m_job)->set_slices(m_slices); }
     virtual ~JobValue();
     virtual bool is_job() const override { return true; }
     JobValue(RefPtr<Job> job)
@@ -298,7 +298,7 @@ class ListValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
     virtual NonnullRefPtr<Value> resolve_without_cast(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<ListValue>(m_contained_values)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<ListValue>(m_contained_values)->set_slices(m_slices); }
     virtual ~ListValue();
     virtual bool is_list() const override { return true; }
     virtual bool is_list_without_resolution() const override { return true; }
@@ -322,7 +322,7 @@ private:
 class StringValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<StringValue>(m_string, m_split, m_keep_empty)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<StringValue>(m_string, m_split, m_keep_empty)->set_slices(m_slices); }
     virtual ~StringValue();
     virtual bool is_string() const override { return m_split.is_null(); }
     virtual bool is_list() const override { return !m_split.is_null(); }
@@ -343,7 +343,7 @@ private:
 class GlobValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<GlobValue>(m_glob, m_generation_position)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<GlobValue>(m_glob, m_generation_position)->set_slices(m_slices); }
     virtual ~GlobValue();
     virtual bool is_glob() const override { return true; }
     GlobValue(String glob, Position position)
@@ -361,7 +361,7 @@ class SimpleVariableValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
     virtual NonnullRefPtr<Value> resolve_without_cast(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<SimpleVariableValue>(m_name)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<SimpleVariableValue>(m_name)->set_slices(m_slices); }
     virtual ~SimpleVariableValue();
     SimpleVariableValue(String name)
         : m_name(move(name))
@@ -375,7 +375,7 @@ private:
 class SpecialVariableValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<SpecialVariableValue>(m_name)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<SpecialVariableValue>(m_name)->set_slices(m_slices); }
     virtual ~SpecialVariableValue();
     SpecialVariableValue(char name)
         : m_name(name)
@@ -389,7 +389,7 @@ private:
 class TildeValue final : public Value {
 public:
     virtual Vector<String> resolve_as_list(RefPtr<Shell>) override;
-    virtual NonnullRefPtr<Value> clone() const override { return create<TildeValue>(m_username)->set_slices(m_slices); }
+    virtual NonnullRefPtr<Value> clone() const override { return make_ref_counted<TildeValue>(m_username)->set_slices(m_slices); }
     virtual ~TildeValue();
     virtual bool is_string() const override { return true; }
     TildeValue(String name)

Userland/Shell/Builtin.cpp

@@ -868,7 +868,7 @@ int Shell::builtin_source(int argc, const char** argv)
     } };
 
     if (!args.is_empty())
-        set_local_variable("ARGV", AST::create<AST::ListValue>(move(string_argv)));
+        set_local_variable("ARGV", AST::make_ref_counted<AST::ListValue>(move(string_argv)));
 
     if (!run_file(file_to_source, true))
         return 126;

Userland/Shell/ImmediateFunctions.cpp

@@ -67,7 +67,7 @@ RefPtr<AST::Node> Shell::immediate_length_impl(AST::ImmediateExpression& invokin
     }
 
     auto value_with_number = [&](auto number) -> NonnullRefPtr<AST::Node> {
-        return AST::create<AST::BarewordLiteral>(invoking_node.position(), String::number(number));
+        return AST::make_ref_counted<AST::BarewordLiteral>(invoking_node.position(), String::number(number));
     };
 
     auto do_across = [&](StringView mode_name, auto& values) {
@@ -78,17 +78,17 @@ RefPtr<AST::Node> Shell::immediate_length_impl(AST::ImmediateExpression& invokin
         resulting_nodes.ensure_capacity(values.size());
         for (auto& entry : values) {
             // ImmediateExpression(length <mode_name> <entry>)
-            resulting_nodes.unchecked_append(AST::create<AST::ImmediateExpression>(
+            resulting_nodes.unchecked_append(AST::make_ref_counted<AST::ImmediateExpression>(
                 expr_node->position(),
                 AST::NameWithPosition { "length", invoking_node.function_position() },
                 NonnullRefPtrVector<AST::Node> { Vector<NonnullRefPtr<AST::Node>> {
-                    static_cast<NonnullRefPtr<AST::Node>>(AST::create<AST::BarewordLiteral>(expr_node->position(), mode_name)),
+                    static_cast<NonnullRefPtr<AST::Node>>(AST::make_ref_counted<AST::BarewordLiteral>(expr_node->position(), mode_name)),
-                    AST::create<AST::SyntheticNode>(expr_node->position(), NonnullRefPtr<AST::Value>(entry)),
+                    AST::make_ref_counted<AST::SyntheticNode>(expr_node->position(), NonnullRefPtr<AST::Value>(entry)),
                 } },
                 expr_node->position()));
         }
 
-        return AST::create<AST::ListConcatenate>(invoking_node.position(), move(resulting_nodes));
+        return AST::make_ref_counted<AST::ListConcatenate>(invoking_node.position(), move(resulting_nodes));
     };
 
     switch (mode) {
@@ -114,7 +114,7 @@ RefPtr<AST::Node> Shell::immediate_length_impl(AST::ImmediateExpression& invokin
             return value_with_number(list.size());
 
         dbgln("List has {} entries", list.size());
-        auto values = AST::create<AST::ListValue>(move(list));
+        auto values = AST::make_ref_counted<AST::ListValue>(move(list));
         return do_across("list", values->values());
     }
     case String: {
@@ -183,7 +183,7 @@ RefPtr<AST::Node> Shell::immediate_length_impl(AST::ImmediateExpression& invokin
             return nullptr;
         }
 
-        auto values = AST::create<AST::ListValue>(move(list));
+        auto values = AST::make_ref_counted<AST::ListValue>(move(list));
         return do_across("string", values->values());
     }
     }
@@ -228,7 +228,7 @@ RefPtr<AST::Node> Shell::immediate_regex_replace(AST::ImmediateExpression& invok
     Regex<PosixExtendedParser> re { pattern->resolve_as_list(this).first() };
     auto result = re.replace(value->resolve_as_list(this)[0], replacement->resolve_as_list(this)[0], PosixFlags::Global | PosixFlags::Multiline | PosixFlags::Unicode);
 
-    return AST::create<AST::StringLiteral>(invoking_node.position(), move(result));
+    return AST::make_ref_counted<AST::StringLiteral>(invoking_node.position(), move(result));
 }
 
 RefPtr<AST::Node> Shell::immediate_remove_suffix(AST::ImmediateExpression& invoking_node, const NonnullRefPtrVector<AST::Node>& arguments)
@@ -256,10 +256,10 @@ RefPtr<AST::Node> Shell::immediate_remove_suffix(AST::ImmediateExpression& invok
 
         if (value_str.ends_with(suffix_str))
             removed = removed.substring_view(0, value_str.length() - suffix_str.length());
-        nodes.append(AST::create<AST::StringLiteral>(invoking_node.position(), removed));
+        nodes.append(AST::make_ref_counted<AST::StringLiteral>(invoking_node.position(), removed));
     }
 
-    return AST::create<AST::ListConcatenate>(invoking_node.position(), move(nodes));
+    return AST::make_ref_counted<AST::ListConcatenate>(invoking_node.position(), move(nodes));
 }
 
 RefPtr<AST::Node> Shell::immediate_remove_prefix(AST::ImmediateExpression& invoking_node, const NonnullRefPtrVector<AST::Node>& arguments)
@@ -287,10 +287,10 @@ RefPtr<AST::Node> Shell::immediate_remove_prefix(AST::ImmediateExpression& invok
 
         if (value_str.starts_with(prefix_str))
             removed = removed.substring_view(prefix_str.length());
-        nodes.append(AST::create<AST::StringLiteral>(invoking_node.position(), removed));
+        nodes.append(AST::make_ref_counted<AST::StringLiteral>(invoking_node.position(), removed));
     }
 
-    return AST::create<AST::ListConcatenate>(invoking_node.position(), move(nodes));
+    return AST::make_ref_counted<AST::ListConcatenate>(invoking_node.position(), move(nodes));
 }
 
 RefPtr<AST::Node> Shell::immediate_split(AST::ImmediateExpression& invoking_node, const NonnullRefPtrVector<AST::Node>& arguments)
@@ -316,17 +316,17 @@ RefPtr<AST::Node> Shell::immediate_split(AST::ImmediateExpression& invoking_node
         resulting_nodes.ensure_capacity(values.size());
         for (auto& entry : values) {
             // ImmediateExpression(split <delimiter> <entry>)
-            resulting_nodes.unchecked_append(AST::create<AST::ImmediateExpression>(
+            resulting_nodes.unchecked_append(AST::make_ref_counted<AST::ImmediateExpression>(
                 arguments[1].position(),
                 invoking_node.function(),
                 NonnullRefPtrVector<AST::Node> { Vector<NonnullRefPtr<AST::Node>> {
                     arguments[0],
-                    AST::create<AST::SyntheticNode>(arguments[1].position(), NonnullRefPtr<AST::Value>(entry)),
+                    AST::make_ref_counted<AST::SyntheticNode>(arguments[1].position(), NonnullRefPtr<AST::Value>(entry)),
                 } },
                 arguments[1].position()));
         }
 
-        return AST::create<AST::ListConcatenate>(invoking_node.position(), move(resulting_nodes));
+        return AST::make_ref_counted<AST::ListConcatenate>(invoking_node.position(), move(resulting_nodes));
     };
 
     if (auto list = dynamic_cast<AST::ListValue*>(value.ptr())) {
@@ -337,7 +337,7 @@ RefPtr<AST::Node> Shell::immediate_split(AST::ImmediateExpression& invoking_node
     auto list = value->resolve_as_list(this);
     if (!value->is_list()) {
         if (list.is_empty())
-            return AST::create<AST::ListConcatenate>(invoking_node.position(), NonnullRefPtrVector<AST::Node> {});
+            return AST::make_ref_counted<AST::ListConcatenate>(invoking_node.position(), NonnullRefPtrVector<AST::Node> {});
 
         auto& value = list.first();
         Vector<String> split_strings;
@@ -354,10 +354,10 @@ RefPtr<AST::Node> Shell::immediate_split(AST::ImmediateExpression& invoking_node
             for (auto& entry : split)
                 split_strings.append(entry);
         }
-        return AST::create<AST::SyntheticNode>(invoking_node.position(), AST::create<AST::ListValue>(move(split_strings)));
+        return AST::make_ref_counted<AST::SyntheticNode>(invoking_node.position(), AST::make_ref_counted<AST::ListValue>(move(split_strings)));
     }
 
-    return transform(AST::create<AST::ListValue>(list)->values());
+    return transform(AST::make_ref_counted<AST::ListValue>(list)->values());
 }
 
 RefPtr<AST::Node> Shell::immediate_concat_lists(AST::ImmediateExpression& invoking_node, const NonnullRefPtrVector<AST::Node>& arguments)
@@ -371,16 +371,16 @@ RefPtr<AST::Node> Shell::immediate_concat_lists(AST::ImmediateExpression& invoki
             auto list_of_values = const_cast<AST::Node&>(argument).run(this)->resolve_without_cast(this);
             if (auto* list = dynamic_cast<AST::ListValue*>(list_of_values.ptr())) {
                 for (auto& entry : static_cast<Vector<NonnullRefPtr<AST::Value>>&>(list->values()))
-                    result.append(AST::create<AST::SyntheticNode>(argument.position(), entry));
+                    result.append(AST::make_ref_counted<AST::SyntheticNode>(argument.position(), entry));
             } else {
                 auto values = list_of_values->resolve_as_list(this);
                 for (auto& entry : values)
-                    result.append(AST::create<AST::StringLiteral>(argument.position(), entry));
+                    result.append(AST::make_ref_counted<AST::StringLiteral>(argument.position(), entry));
             }
         }
     }
 
-    return AST::create<AST::ListConcatenate>(invoking_node.position(), move(result));
+    return AST::make_ref_counted<AST::ListConcatenate>(invoking_node.position(), move(result));
 }
 
 RefPtr<AST::Node> Shell::run_immediate_function(StringView str, AST::ImmediateExpression& invoking_node, const NonnullRefPtrVector<AST::Node>& arguments)