diff options
| -rw-r--r-- | Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp b/Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp index d0f9ce0329..27184a4106 100644 --- a/Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp +++ b/Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp @@ -1010,7 +1010,23 @@ Bytecode::CodeGenerationErrorOr<void> FunctionDeclaration::generate_bytecode(Byt Bytecode::CodeGenerationErrorOr<void> FunctionExpression::generate_bytecode(Bytecode::Generator& generator) const { + bool has_name = !name().is_empty(); + Optional<Bytecode::IdentifierTableIndex> name_identifier; + + if (has_name) { + generator.begin_variable_scope(Bytecode::Generator::BindingMode::Lexical); + + name_identifier = generator.intern_identifier(name()); + generator.emit<Bytecode::Op::CreateVariable>(*name_identifier, Bytecode::Op::EnvironmentMode::Lexical, true); + } + generator.emit<Bytecode::Op::NewFunction>(*this); + + if (has_name) { + generator.emit<Bytecode::Op::SetVariable>(*name_identifier, Bytecode::Op::SetVariable::InitializationMode::Initialize, Bytecode::Op::EnvironmentMode::Lexical); + generator.end_variable_scope(); + } + return {}; } |