mirror of
https://github.com/denoland/deno.git
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61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
// Copyright 2018 the Deno authors. All rights reserved. MIT license.
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// This file is used to load the bundle at start for deno_ns.
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string>
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#include "third_party/v8/include/v8.h"
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#include "third_party/v8/src/base/logging.h"
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#include "deno.h"
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#include "file_util.h"
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#include "internal.h"
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namespace deno {
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Deno* NewFromFileSystem(void* data, deno_recv_cb cb) {
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std::string exe_path;
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CHECK(deno::ExePath(&exe_path));
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std::string exe_dir = deno::Dirname(exe_path); // Always ends with a slash.
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std::string js_source_path = exe_dir + BUNDLE_LOCATION;
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std::string js_source;
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CHECK(deno::ReadFileToString(js_source_path.c_str(), &js_source));
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std::string js_source_map_path = exe_dir + BUNDLE_MAP_LOCATION;
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std::string js_source_map;
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CHECK(deno::ReadFileToString(js_source_map_path.c_str(), &js_source_map));
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Deno* d = new Deno;
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d->currentArgs = nullptr;
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d->cb = cb;
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d->data = data;
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v8::Isolate::CreateParams params;
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params.array_buffer_allocator =
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v8::ArrayBuffer::Allocator::NewDefaultAllocator();
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v8::Isolate* isolate = v8::Isolate::New(params);
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AddIsolate(d, isolate);
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v8::Locker locker(isolate);
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v8::Isolate::Scope isolate_scope(isolate);
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{
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v8::HandleScope handle_scope(isolate);
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auto context = v8::Context::New(isolate);
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// For source maps to work, the bundle location that is passed to
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// InitializeContext must be a relative path.
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InitializeContext(isolate, context, BUNDLE_LOCATION, js_source,
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&js_source_map);
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d->context.Reset(d->isolate, context);
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}
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return d;
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}
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} // namespace deno
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extern "C" {
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Deno* deno_new(void* data, deno_recv_cb cb) {
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return deno::NewFromFileSystem(data, cb);
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}
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}
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