Shell: Make Node::hit_test_position() const

2 files changed, 54 insertions, 54 deletions

diff --git a/Userland/Shell/AST.cpp b/Userland/Shell/AST.cpp
index 376c3c7f6f..9627453134 100644
--- a/Userland/Shell/AST.cpp
+++ b/Userland/Shell/AST.cpp
@@ -303,7 +303,7 @@ void And::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetad
     m_right->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult And::hit_test_position(size_t offset)
+HitTestResult And::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -409,7 +409,7 @@ void ListConcatenate::highlight_in_editor(Line::Editor& editor, Shell& shell, Hi
     }
 }
 
-HitTestResult ListConcatenate::hit_test_position(size_t offset)
+HitTestResult ListConcatenate::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -471,7 +471,7 @@ void Background::highlight_in_editor(Line::Editor& editor, Shell& shell, Highlig
     m_command->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Background::hit_test_position(size_t offset)
+HitTestResult Background::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -566,7 +566,7 @@ RefPtr<Value> BraceExpansion::run(RefPtr<Shell> shell)
     return create<ListValue>(move(values));
 }
 
-HitTestResult BraceExpansion::hit_test_position(size_t offset)
+HitTestResult BraceExpansion::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -631,7 +631,7 @@ void CastToCommand::highlight_in_editor(Line::Editor& editor, Shell& shell, High
     m_inner->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult CastToCommand::hit_test_position(size_t offset)
+HitTestResult CastToCommand::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -713,7 +713,7 @@ void CastToList::highlight_in_editor(Line::Editor& editor, Shell& shell, Highlig
         m_inner->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult CastToList::hit_test_position(size_t offset)
+HitTestResult CastToList::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -867,7 +867,7 @@ void DoubleQuotedString::highlight_in_editor(Line::Editor& editor, Shell& shell,
     m_inner->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult DoubleQuotedString::hit_test_position(size_t offset)
+HitTestResult DoubleQuotedString::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -915,7 +915,7 @@ void DynamicEvaluate::highlight_in_editor(Line::Editor& editor, Shell& shell, Hi
     m_inner->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult DynamicEvaluate::hit_test_position(size_t offset)
+HitTestResult DynamicEvaluate::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1003,7 +1003,7 @@ void FunctionDeclaration::highlight_in_editor(Line::Editor& editor, Shell& shell
         m_block->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult FunctionDeclaration::hit_test_position(size_t offset)
+HitTestResult FunctionDeclaration::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1155,7 +1155,7 @@ void ForLoop::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightM
         m_block->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult ForLoop::hit_test_position(size_t offset)
+HitTestResult ForLoop::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1554,7 +1554,7 @@ void Execute::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightM
     m_command->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Execute::hit_test_position(size_t offset)
+HitTestResult Execute::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1648,7 +1648,7 @@ void IfCond::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMe
         m_false_branch->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult IfCond::hit_test_position(size_t offset)
+HitTestResult IfCond::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1729,7 +1729,7 @@ void Join::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMeta
     m_right->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Join::hit_test_position(size_t offset)
+HitTestResult Join::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1891,7 +1891,7 @@ void MatchExpr::highlight_in_editor(Line::Editor& editor, Shell& shell, Highligh
     }
 }
 
-HitTestResult MatchExpr::hit_test_position(size_t offset)
+HitTestResult MatchExpr::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -1956,7 +1956,7 @@ void Or::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMetada
     m_right->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Or::hit_test_position(size_t offset)
+HitTestResult Or::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2035,7 +2035,7 @@ void Pipe::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMeta
     m_right->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Pipe::hit_test_position(size_t offset)
+HitTestResult Pipe::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2094,7 +2094,7 @@ void PathRedirectionNode::highlight_in_editor(Line::Editor& editor, Shell& shell
     }
 }
 
-HitTestResult PathRedirectionNode::hit_test_position(size_t offset)
+HitTestResult PathRedirectionNode::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2209,7 +2209,7 @@ void Range::highlight_in_editor(Line::Editor& editor, Shell& shell, HighlightMet
     m_end->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Range::hit_test_position(size_t offset)
+HitTestResult Range::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2332,7 +2332,7 @@ void Sequence::highlight_in_editor(Line::Editor& editor, Shell& shell, Highlight
         entry.highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Sequence::hit_test_position(size_t offset)
+HitTestResult Sequence::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2388,7 +2388,7 @@ void Subshell::highlight_in_editor(Line::Editor& editor, Shell& shell, Highlight
         m_block->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult Subshell::hit_test_position(size_t offset)
+HitTestResult Subshell::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2430,7 +2430,7 @@ void SimpleVariable::highlight_in_editor(Line::Editor& editor, Shell&, Highlight
     editor.stylize({ m_position.start_offset, m_position.end_offset }, move(style));
 }
 
-HitTestResult SimpleVariable::hit_test_position(size_t offset)
+HitTestResult SimpleVariable::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2486,7 +2486,7 @@ Vector<Line::CompletionSuggestion> SpecialVariable::complete_for_editor(Shell&,
     return {};
 }
 
-HitTestResult SpecialVariable::hit_test_position(size_t offset)
+HitTestResult SpecialVariable::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2602,7 +2602,7 @@ Vector<Line::CompletionSuggestion> Juxtaposition::complete_for_editor(Shell& she
     return Node::complete_for_editor(shell, offset, hit_test_result);
 }
 
-HitTestResult Juxtaposition::hit_test_position(size_t offset)
+HitTestResult Juxtaposition::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2691,7 +2691,7 @@ void StringPartCompose::highlight_in_editor(Line::Editor& editor, Shell& shell,
     m_right->highlight_in_editor(editor, shell, metadata);
 }
 
-HitTestResult StringPartCompose::hit_test_position(size_t offset)
+HitTestResult StringPartCompose::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2769,7 +2769,7 @@ void Tilde::highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata)
 {
 }
 
-HitTestResult Tilde::hit_test_position(size_t offset)
+HitTestResult Tilde::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
@@ -2900,7 +2900,7 @@ void VariableDeclarations::highlight_in_editor(Line::Editor& editor, Shell& shel
     }
 }
 
-HitTestResult VariableDeclarations::hit_test_position(size_t offset)
+HitTestResult VariableDeclarations::hit_test_position(size_t offset) const
 {
     if (!position().contains(offset))
         return {};
diff --git a/Userland/Shell/AST.h b/Userland/Shell/AST.h
index 1497f258d2..c5919b846e 100644
--- a/Userland/Shell/AST.h
+++ b/Userland/Shell/AST.h
@@ -408,7 +408,7 @@ public:
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) = 0;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&);
     Vector<Line::CompletionSuggestion> complete_for_editor(Shell& shell, size_t offset);
-    virtual HitTestResult hit_test_position(size_t offset)
+    virtual HitTestResult hit_test_position(size_t offset) const
     {
         if (m_position.contains(offset))
             return { this, nullptr, nullptr };
@@ -513,7 +513,7 @@ public:
     virtual ~PathRedirectionNode();
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
-    virtual HitTestResult hit_test_position(size_t offset) override;
+    virtual HitTestResult hit_test_position(size_t offset) const override;
     virtual bool is_command() const override { return true; }
     virtual bool is_list() const override { return true; }
     virtual void visit(NodeVisitor& visitor) override { visitor.visit(this); }
@@ -541,7 +541,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     NonnullRefPtr<Node> m_left;
     NonnullRefPtr<Node> m_right;
@@ -561,7 +561,7 @@ private:
     virtual void for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(NonnullRefPtr<Value>)> callback) override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_list() const override { return true; }
     virtual RefPtr<Node> leftmost_trivial_literal() const override;
 
@@ -581,7 +581,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     NonnullRefPtr<Node> m_command;
 };
@@ -618,7 +618,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     NonnullRefPtrVector<Node> m_entries;
 };
@@ -636,7 +636,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
     virtual bool is_command() const override { return true; }
     virtual bool is_list() const override { return true; }
@@ -659,7 +659,7 @@ private:
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void for_each_entry(RefPtr<Shell> shell, Function<IterationDecision(NonnullRefPtr<Value>)> callback) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_list() const override { return true; }
     virtual RefPtr<Node> leftmost_trivial_literal() const override;
 
@@ -759,7 +759,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     virtual bool is_bareword() const override { return m_inner->is_bareword(); }
     virtual bool is_command() const override { return is_list(); }
@@ -786,7 +786,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     RefPtr<Node> m_inner;
 };
@@ -830,7 +830,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
     virtual bool would_execute() const override { return true; }
     virtual bool should_override_execution_in_current_process() const override { return true; }
@@ -856,7 +856,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool would_execute() const override { return true; }
     virtual bool should_override_execution_in_current_process() const override { return true; }
 
@@ -959,7 +959,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
     virtual bool is_execute() const override { return true; }
     virtual bool would_execute() const override { return true; }
@@ -984,7 +984,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool should_override_execution_in_current_process() const override { return true; }
 
     NonnullRefPtr<AST::Node> m_condition;
@@ -1008,7 +1008,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_command() const override { return true; }
     virtual bool is_list() const override { return true; }
     virtual RefPtr<Node> leftmost_trivial_literal() const override;
@@ -1041,7 +1041,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool would_execute() const override { return true; }
     virtual bool should_override_execution_in_current_process() const override { return true; }
 
@@ -1066,7 +1066,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     NonnullRefPtr<Node> m_left;
     NonnullRefPtr<Node> m_right;
@@ -1087,7 +1087,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_command() const override { return true; }
 
     NonnullRefPtr<Node> m_left;
@@ -1108,7 +1108,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     NonnullRefPtr<Node> m_start;
     NonnullRefPtr<Node> m_end;
@@ -1153,7 +1153,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_list() const override { return true; }
     virtual bool should_override_execution_in_current_process() const override { return true; }
 
@@ -1174,7 +1174,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool would_execute() const override { return false; }
     virtual bool should_override_execution_in_current_process() const override { return true; }
 
@@ -1195,7 +1195,7 @@ private:
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_simple_variable() const override { return true; }
 
     String m_name;
@@ -1215,7 +1215,7 @@ private:
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     char m_name { -1 };
 };
@@ -1234,7 +1234,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
 
     NonnullRefPtr<Node> m_left;
@@ -1273,7 +1273,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
 
     NonnullRefPtr<Node> m_left;
     NonnullRefPtr<Node> m_right;
@@ -1293,7 +1293,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override { return { nullptr, nullptr, nullptr }; }
+    virtual HitTestResult hit_test_position(size_t) const override { return { nullptr, nullptr, nullptr }; }
     virtual bool is_syntax_error() const override { return true; }
     virtual const SyntaxError& syntax_error_node() const override;
 
@@ -1315,7 +1315,7 @@ private:
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
     virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_tilde() const override { return true; }
 
     String m_username;
@@ -1338,7 +1338,7 @@ private:
     virtual void dump(int level) const override;
     virtual RefPtr<Value> run(RefPtr<Shell>) override;
     virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
-    virtual HitTestResult hit_test_position(size_t) override;
+    virtual HitTestResult hit_test_position(size_t) const override;
     virtual bool is_variable_decls() const override { return true; }
 
     Vector<Variable> m_variables;