4 files changed, 8 insertions, 6 deletions
diff --git a/Libraries/LibJS/AST.cpp b/Libraries/LibJS/AST.cpp
index e52f7f00ad..cbab937bec 100644
--- a/Libraries/LibJS/AST.cpp
+++ b/Libraries/LibJS/AST.cpp
@@ -959,7 +959,7 @@ Value TryStatement::execute(Interpreter& interpreter) const
     if (auto* exception = interpreter.exception()) {
         if (m_handler) {
             interpreter.clear_exception();
-            Vector<Argument> arguments { { m_handler->parameter(), exception->value() } };
+            ArgumentVector arguments { { m_handler->parameter(), exception->value() } };
             interpreter.run(m_handler->body(), move(arguments));
         }
     }
diff --git a/Libraries/LibJS/Interpreter.cpp b/Libraries/LibJS/Interpreter.cpp
index a4fe244427..e7fb481abb 100644
--- a/Libraries/LibJS/Interpreter.cpp
+++ b/Libraries/LibJS/Interpreter.cpp
@@ -61,7 +61,7 @@ Interpreter::~Interpreter()
 {
 }
 
-Value Interpreter::run(const Statement& statement, Vector<Argument> arguments, ScopeType scope_type)
+Value Interpreter::run(const Statement& statement, ArgumentVector arguments, ScopeType scope_type)
 {
     if (!statement.is_scope_node())
         return statement.execute(*this);
@@ -86,7 +86,7 @@ Value Interpreter::run(const Statement& statement, Vector<Argument> arguments, S
     return did_return ? m_last_value : js_undefined();
 }
 
-void Interpreter::enter_scope(const ScopeNode& scope_node, Vector<Argument> arguments, ScopeType scope_type)
+void Interpreter::enter_scope(const ScopeNode& scope_node, ArgumentVector arguments, ScopeType scope_type)
 {
     HashMap<FlyString, Variable> scope_variables_with_declaration_type;
     for (auto& argument : arguments) {
diff --git a/Libraries/LibJS/Interpreter.h b/Libraries/LibJS/Interpreter.h
index d37fb1e396..e0b28391e9 100644
--- a/Libraries/LibJS/Interpreter.h
+++ b/Libraries/LibJS/Interpreter.h
@@ -67,6 +67,8 @@ struct Argument {
     Value value;
 };
 
+typedef Vector<Argument, 8> ArgumentVector;
+
 class Interpreter {
 public:
     template<typename GlobalObjectType, typename... Args>
@@ -79,7 +81,7 @@ public:
 
     ~Interpreter();
 
-    Value run(const Statement&, Vector<Argument> = {}, ScopeType = ScopeType::Block);
+    Value run(const Statement&, ArgumentVector = {}, ScopeType = ScopeType::Block);
 
     Object& global_object() { return *m_global_object; }
     const Object& global_object() const { return *m_global_object; }
@@ -97,7 +99,7 @@ public:
 
     void gather_roots(Badge<Heap>, HashTable<Cell*>&);
 
-    void enter_scope(const ScopeNode&, Vector<Argument>, ScopeType);
+    void enter_scope(const ScopeNode&, ArgumentVector, ScopeType);
     void exit_scope(const ScopeNode&);
 
     Value call(Function*, Value this_value = {}, const Vector<Value>& arguments = {});
diff --git a/Libraries/LibJS/Runtime/ScriptFunction.cpp b/Libraries/LibJS/Runtime/ScriptFunction.cpp
index 524358ca33..8a30d7898b 100644
--- a/Libraries/LibJS/Runtime/ScriptFunction.cpp
+++ b/Libraries/LibJS/Runtime/ScriptFunction.cpp
@@ -48,7 +48,7 @@ ScriptFunction::~ScriptFunction()
 Value ScriptFunction::call(Interpreter& interpreter)
 {
     auto& argument_values = interpreter.call_frame().arguments;
-    Vector<Argument> arguments;
+    ArgumentVector arguments;
     for (size_t i = 0; i < m_parameters.size(); ++i) {
         auto name = parameters()[i];
         auto value = js_undefined();