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LibJS: Convert has_binding() to ThrowCompletionOr

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Also add spec step comments to it while we're here.
This commit is contained in:
Linus Groh 2021-10-09 17:07:32 +01:00
parent 617d3cd3d3
commit fbb176c926
11 changed files with 50 additions and 29 deletions
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2
Userland/Libraries/LibJS/AST.cpp
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@ -3190,7 +3190,7 @@ void ScopeNode::block_declaration_instantiation(GlobalObject& global_object, Env
if (is_constant_declaration) {
environment->create_immutable_binding(global_object, name, true);
} else {
if (!environment->has_binding(name))
if (!MUST(environment->has_binding(name)))
environment->create_mutable_binding(global_object, name, false);
}
});