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// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
// Hint: --trace_serializer is a useful debugging flag.
#include <fstream>
#include <iostream>
#include "deno.h"
#include "file_util.h"
#include "internal.h"
#include "third_party/v8/include/v8.h"
#include "third_party/v8/src/base/logging.h"
int main(int argc, char** argv) {
const char* snapshot_out_bin = argv[1];
const char* js_fn = argv[2];
deno_set_v8_flags(&argc, argv);
CHECK_NOT_NULL(js_fn);
CHECK_NOT_NULL(snapshot_out_bin);
std::string js_source;
CHECK(deno::ReadFileToString(js_fn, &js_source));
deno_init();
deno_config config = {1, deno::empty_snapshot, deno::empty_buf, nullptr,
nullptr};
Deno* d = deno_new(config);
deno_execute(d, nullptr, js_fn, js_source.c_str());
if (deno_last_exception(d) != nullptr) {
std::cerr << "Snapshot Exception " << std::endl;
std::cerr << deno_last_exception(d) << std::endl;
deno_delete(d);
return 1;
}
auto snapshot = deno_snapshot_new(d);
std::ofstream file_(snapshot_out_bin, std::ios::binary);
file_.write(reinterpret_cast<char*>(snapshot.data_ptr), snapshot.data_len);
file_.close();
deno_snapshot_delete(snapshot);
deno_delete(d);
return file_.bad();
}
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