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LibJS: Convert get_method to ThrowCompletionOr
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commit
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10 changed files with 47 additions and 92 deletions
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@ -124,16 +124,22 @@ void iterator_close(Object& iterator)
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vm.unwind(unwind_until, unwind_until_label);
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};
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auto return_method = Value(&iterator).get_method(global_object, vm.names.return_);
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if (!return_method)
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return restore_completion(); // If return is undefined, return Completion(completion).
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auto result_or_error = vm.call(*return_method, &iterator);
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auto return_method_or_error = Value(&iterator).get_method(global_object, vm.names.return_);
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Value result;
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if (!return_method_or_error.is_error()) { // If innerResult.[[Type]] is normal, then
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auto return_method = return_method_or_error.release_value();
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if (!return_method)
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return restore_completion(); // If return is undefined, return Completion(completion).
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auto result_or_error = vm.call(*return_method, &iterator);
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if (result_or_error.is_error())
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return_method_or_error = result_or_error.release_error();
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else
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result = result_or_error.release_value();
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}
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if (completion_exception)
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return restore_completion(); // If completion.[[Type]] is throw, return Completion(completion).
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if (result_or_error.is_error())
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if (return_method_or_error.is_error())
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return; // If innerResult.[[Type]] is throw, return Completion(innerResult).
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auto result = result_or_error.release_value();
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if (!result.is_object()) {
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vm.throw_exception<TypeError>(global_object, ErrorType::IterableReturnBadReturn);
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return; // If Type(innerResult.[[Value]]) is not Object, throw a TypeError exception.
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