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LibJS: Strict mode is now handled by Functions and Programs, not Blocks

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Since blocks can't be strict by themselves, it makes no sense for them
to store whether or not they are strict. Strict-ness is now stored in
the Program and FunctionNode ASTNodes. Fixes issue #3641
This commit is contained in:
Matthew Olsson 2020-10-03 17:02:43 -07:00 • committed by Andreas Kling
parent 1b3f9c170c
commit 6eb6752c4c
10 changed files with 92 additions and 37 deletions
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15
Libraries/LibJS/Interpreter.h
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@ -88,10 +88,9 @@ public:
bool in_strict_mode() const
{
// FIXME: This implementation is bogus; strict mode is per-file or per-function, not per-block!
if (m_scope_stack.is_empty())
return true;
return m_scope_stack.last().scope_node->in_strict_mode();
return false;
return m_scope_stack.last().is_strict_mode;
}
size_t argument_count() const { return vm().argument_count(); }
@ -100,10 +99,10 @@ public:
LexicalEnvironment* current_environment() { return vm().current_environment(); }
const CallFrame& call_frame() { return vm().call_frame(); }
void enter_scope(const ScopeNode&, ArgumentVector, ScopeType, GlobalObject&);
void enter_scope(const ScopeNode&, ArgumentVector, ScopeType, GlobalObject&, bool is_strict = false);
void exit_scope(const ScopeNode&);
Value execute_statement(GlobalObject&, const Statement&, ArgumentVector = {}, ScopeType = ScopeType::Block);
Value execute_statement(GlobalObject&, const Statement&, ArgumentVector = {}, ScopeType = ScopeType::Block, bool is_strict = false);
private:
explicit Interpreter(VM&);
@ -113,11 +112,13 @@ private:
return vm().call(function, this_value, move(arguments));
}
void push_scope(ScopeFrame frame);
Vector<ScopeFrame> m_scope_stack;
NonnullRefPtr<VM> m_vm;
Handle<Object> m_global_object;
Vector<ScopeFrame> m_scope_stack;
};
template<>