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LibJS: Treat the Catch binding identifier as a var binding

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Ali Mohammad Pur 2021-10-08 13:34:13 +03:30 • committed by Andreas Kling
commit da296ffd56
Notes: sideshowbarker 2024-07-18 02:55:48 +09:00
1 changed files with 4 additions and 2 deletions
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6
Userland/Libraries/LibJS/Parser.cpp
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@ -82,13 +82,15 @@ public:
return scope_pusher; return scope_pusher;
} }
static ScopePusher catch_scope(Parser& parser, RefPtr<BindingPattern> const& pattern) static ScopePusher catch_scope(Parser& parser, RefPtr<BindingPattern> const& pattern, FlyString const& parameter)
{ {
ScopePusher scope_pusher(parser, nullptr, false); ScopePusher scope_pusher(parser, nullptr, false);
if (pattern) { if (pattern) {
pattern->for_each_bound_name([&](auto const& name) { pattern->for_each_bound_name([&](auto const& name) {
scope_pusher.m_forbidden_var_names.set(name); scope_pusher.m_forbidden_var_names.set(name);
}); });
} else if (!parameter.is_empty()) {
scope_pusher.m_var_names.set(parameter);
} }
return scope_pusher; return scope_pusher;
} }
@ -2709,7 +2711,7 @@ NonnullRefPtr<CatchClause> Parser::parse_catch_clause()
bound_names.set(parameter); bound_names.set(parameter);
} }
ScopePusher catch_scope = ScopePusher::catch_scope(*this, pattern_parameter); ScopePusher catch_scope = ScopePusher::catch_scope(*this, pattern_parameter, parameter);
auto body = parse_block_statement(); auto body = parse_block_statement();
body->for_each_lexically_declared_name([&](auto const& name) { body->for_each_lexically_declared_name([&](auto const& name) {