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LibJS: Don't generate bytecode after we've encountered a parser error

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Gunnar Beutner 2021-06-10 21:04:12 +02:00 committed by Andreas Kling
parent 319a60043b
commit 3a8f913eee
Notes: sideshowbarker 2024-07-18 12:29:09 +09:00 
Author: https://github.com/gunnarbeutner
Commit: https://github.com/SerenityOS/serenity/commit/3a8f913eee3
Pull-request: https://github.com/SerenityOS/serenity/pull/7973
1 changed files with 20 additions and 20 deletions
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40
Userland/Utilities/js.cpp
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@ -512,25 +512,6 @@ static bool parse_and_run(JS::Interpreter& interpreter, const StringView& source
if (s_dump_ast)
program->dump(0);
if (s_dump_bytecode || s_run_bytecode) {
auto unit = JS::Bytecode::Generator::generate(*program);
if (s_dump_bytecode) {
for (auto& block : unit.basic_blocks)
block.dump(unit);
if (!unit.string_table->is_empty()) {
outln();
unit.string_table->dump();
}
}
if (s_run_bytecode) {
JS::Bytecode::Interpreter bytecode_interpreter(interpreter.global_object());
bytecode_interpreter.run(unit);
}
return true;
}
if (parser.has_errors()) {
auto error = parser.errors()[0];
auto hint = error.source_location_hint(source);
@ -538,7 +519,26 @@ static bool parse_and_run(JS::Interpreter& interpreter, const StringView& source
outln("{}", hint);
vm->throw_exception<JS::SyntaxError>(interpreter.global_object(), error.to_string());
} else {
interpreter.run(interpreter.global_object(), *program);
if (s_dump_bytecode || s_run_bytecode) {
auto unit = JS::Bytecode::Generator::generate(*program);
if (s_dump_bytecode) {
for (auto& block : unit.basic_blocks)
block.dump(unit);
if (!unit.string_table->is_empty()) {
outln();
unit.string_table->dump();
}
}
if (s_run_bytecode) {
JS::Bytecode::Interpreter bytecode_interpreter(interpreter.global_object());
bytecode_interpreter.run(unit);
}
return true;
} else {
interpreter.run(interpreter.global_object(), *program);
}
}
auto handle_exception = [&] {