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LibJS: Implement the LoopContinues AO
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1 changed files with 23 additions and 0 deletions
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@ -590,6 +590,29 @@ Completion WithStatement::execute(Interpreter& interpreter, GlobalObject& global
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return result.update_empty(js_undefined());
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}
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// 14.7.1.1 LoopContinues ( completion, labelSet ), https://tc39.es/ecma262/#sec-loopcontinues
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static bool loop_continues(Completion const& completion, Vector<FlyString> const& label_set)
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{
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// 1. If completion.[[Type]] is normal, return true.
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if (completion.type() == Completion::Type::Normal)
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return true;
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// 2. If completion.[[Type]] is not continue, return false.
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if (completion.type() != Completion::Type::Continue)
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return false;
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// 3. If completion.[[Target]] is empty, return true.
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if (!completion.target().has_value())
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return true;
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// 4. If completion.[[Target]] is an element of labelSet, return true.
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if (label_set.contains_slow(*completion.target()))
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return true;
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// 5. Return false.
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return false;
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}
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// 14.7.3.2 Runtime Semantics: WhileLoopEvaluation, https://tc39.es/ecma262/#sec-runtime-semantics-whileloopevaluation
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Completion WhileStatement::execute(Interpreter& interpreter, GlobalObject& global_object) const
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{
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