diff options
| -rw-r--r-- | Userland/Libraries/LibJS/AST.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Userland/Libraries/LibJS/AST.cpp b/Userland/Libraries/LibJS/AST.cpp index 328af30f07..819ca64ebd 100644 --- a/Userland/Libraries/LibJS/AST.cpp +++ b/Userland/Libraries/LibJS/AST.cpp @@ -590,6 +590,29 @@ Completion WithStatement::execute(Interpreter& interpreter, GlobalObject& global return result.update_empty(js_undefined()); } +// 14.7.1.1 LoopContinues ( completion, labelSet ), https://tc39.es/ecma262/#sec-loopcontinues +static bool loop_continues(Completion const& completion, Vector<FlyString> const& label_set) +{ + // 1. If completion.[[Type]] is normal, return true. + if (completion.type() == Completion::Type::Normal) + return true; + + // 2. If completion.[[Type]] is not continue, return false. + if (completion.type() != Completion::Type::Continue) + return false; + + // 3. If completion.[[Target]] is empty, return true. + if (!completion.target().has_value()) + return true; + + // 4. If completion.[[Target]] is an element of labelSet, return true. + if (label_set.contains_slow(*completion.target())) + return true; + + // 5. Return false. + return false; +} + // 14.7.3.2 Runtime Semantics: WhileLoopEvaluation, https://tc39.es/ecma262/#sec-runtime-semantics-whileloopevaluation Completion WhileStatement::execute(Interpreter& interpreter, GlobalObject& global_object) const { |