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54746bb763
This unflags Top-Level await so it can be used by default in the module goal. This is accomplished by manually setting the --harmony-top-level-await flag. We are allowing this as a one of approval based on circumstances. It is not a precedent that future harmony features will be manually enabled. Refs: https://github.com/nodejs/node/issues/34551 PR-URL: https://github.com/nodejs/node/pull/34558 Reviewed-By: Mary Marchini <oss@mmarchini.me> Reviewed-By: Zeyu Yang <himself65@outlook.com> Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com>
73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
#include <cstdio>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include <string>
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#include "cache_builder.h"
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#include "debug_utils-inl.h"
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#include "libplatform/libplatform.h"
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#include "v8.h"
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using node::native_module::CodeCacheBuilder;
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using v8::ArrayBuffer;
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using v8::Context;
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using v8::HandleScope;
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using v8::Isolate;
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using v8::Local;
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#ifdef _WIN32
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#include <VersionHelpers.h>
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#include <WinError.h>
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#include <windows.h>
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int wmain(int argc, wchar_t* argv[]) {
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#else // UNIX
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int main(int argc, char* argv[]) {
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#endif // _WIN32
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v8::V8::SetFlagsFromString("--random_seed=42");
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v8::V8::SetFlagsFromString("--harmony-top-level-await");
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if (argc < 2) {
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std::cerr << "Usage: " << argv[0] << " <path/to/output.cc>\n";
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return 1;
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}
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std::ofstream out;
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out.open(argv[1], std::ios::out | std::ios::binary);
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if (!out.is_open()) {
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std::cerr << "Cannot open " << argv[1] << "\n";
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return 1;
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}
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node::per_process::enabled_debug_list.Parse(nullptr);
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std::unique_ptr<v8::Platform> platform = v8::platform::NewDefaultPlatform();
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v8::V8::InitializePlatform(platform.get());
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v8::V8::Initialize();
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// Create a new Isolate and make it the current one.
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Isolate::CreateParams create_params;
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create_params.array_buffer_allocator_shared.reset(
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ArrayBuffer::Allocator::NewDefaultAllocator());
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Isolate* isolate = Isolate::New(create_params);
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{
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Isolate::Scope isolate_scope(isolate);
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v8::HandleScope handle_scope(isolate);
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v8::Local<v8::Context> context = v8::Context::New(isolate);
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v8::Context::Scope context_scope(context);
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// The command line flags are part of the code cache's checksum so reset
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// --random_seed= to its default value before creating the code cache.
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v8::V8::SetFlagsFromString("--random_seed=0");
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std::string cache = CodeCacheBuilder::Generate(context);
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out << cache;
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out.close();
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}
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isolate->Dispose();
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v8::V8::ShutdownPlatform();
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return 0;
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}
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