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LibJS: Allow using local variable for catch parameters

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Local variables are faster to access and if all catch parameters are
locals we can skip lexical environment allocation.
This commit is contained in:
Aliaksandr Kalenik 2025-04-22 00:05:36 +02:00 • committed by Alexander Kalenik
commit 7932091e02
Notes: github-actions[bot] 2025-04-22 19:58:29 +00:00
3 changed files with 49 additions and 28 deletions
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Libraries/LibJS/Parser.h
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@ -320,7 +320,6 @@ private:
bool initiated_by_eval { false };
bool in_eval_function_context { false }; // This controls if we allow new.target or not. Note that eval("return") is not allowed, so we have to have a separate state variable for eval.
bool in_formal_parameter_context { false };
bool in_catch_parameter_context { false };
bool in_generator_function_context { false };
bool await_expression_is_valid { false };
bool in_arrow_function_context { false };