05dfd14913
* refactor: add EmitWarning(Isolate*, ...) warning * chore: remove EmitWarning(node::Environment*, ...) * chore: add code comments * fixup! refactor: add EmitWarning(Isolate*, ...) warning * chore: remove unused node #includes
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
// Copyright (c) 2019 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/common/node_util.h"
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#include "base/logging.h"
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#include "gin/converter.h"
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#include "gin/dictionary.h"
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#include "shell/browser/javascript_environment.h"
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#include "shell/common/gin_converters/callback_converter.h"
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#include "shell/common/node_includes.h"
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namespace electron::util {
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v8::MaybeLocal<v8::Value> CompileAndCall(
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v8::Local<v8::Context> context,
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const char* id,
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std::vector<v8::Local<v8::String>>* parameters,
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std::vector<v8::Local<v8::Value>>* arguments) {
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v8::Isolate* isolate = context->GetIsolate();
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v8::TryCatch try_catch(isolate);
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thread_local node::builtins::BuiltinLoader builtin_loader;
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v8::MaybeLocal<v8::Function> compiled = builtin_loader.LookupAndCompile(
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context, id, parameters, node::Realm::GetCurrent(context));
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if (compiled.IsEmpty())
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return v8::MaybeLocal<v8::Value>();
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v8::Local<v8::Function> fn = compiled.ToLocalChecked().As<v8::Function>();
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v8::MaybeLocal<v8::Value> ret = fn->Call(
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context, v8::Null(isolate), arguments->size(), arguments->data());
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// This will only be caught when something has gone terrible wrong as all
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// electron scripts are wrapped in a try {} catch {} by webpack
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if (try_catch.HasCaught()) {
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std::string msg = "no error message";
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if (!try_catch.Message().IsEmpty()) {
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gin::ConvertFromV8(isolate, try_catch.Message()->Get(), &msg);
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} else if (try_catch.HasTerminated()) {
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msg = "script execution has been terminated";
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}
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LOG(ERROR) << "Failed to CompileAndCall electron script (" << id
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<< "): " << msg;
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}
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return ret;
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}
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void EmitWarning(const std::string_view warning_msg,
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const std::string_view warning_type) {
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EmitWarning(JavascriptEnvironment::GetIsolate(), warning_msg, warning_type);
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}
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void EmitWarning(v8::Isolate* isolate,
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const std::string_view warning_msg,
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const std::string_view warning_type) {
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v8::HandleScope scope{isolate};
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gin::Dictionary process{
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isolate, node::Environment::GetCurrent(isolate)->process_object()};
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base::RepeatingCallback<void(std::string_view, std::string_view,
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std::string_view)>
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emit_warning;
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process.Get("emitWarning", &emit_warning);
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emit_warning.Run(warning_msg, warning_type, "");
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}
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} // namespace electron::util
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