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src: use string_view for utf-8 string creation
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PR-URL: #48722
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
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@anonrig @RafaelGSS
anonrig authored and RafaelGSS committed Aug 15, 2023
1 parent c3dbd0c commit 41cc3ef
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Showing 2 changed files with 44 additions and 33 deletions.
55 changes: 33 additions & 22 deletions src/util.cc
View file
Original file line number Diff line number Diff line change
Expand Up @@ -358,7 +358,7 @@ Local<v8::FunctionTemplate> NewFunctionTemplate(

void SetMethod(Local<v8::Context> context,
Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Isolate* isolate = context->GetIsolate();
Local<v8::Function> function =
Expand All @@ -372,14 +372,15 @@ void SetMethod(Local<v8::Context> context,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(context, name_string, function).Check();
function->SetName(name_string); // NODE_SET_METHOD() compatibility.
}

void SetMethod(v8::Isolate* isolate,
v8::Local<v8::Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Local<v8::FunctionTemplate> t =
NewFunctionTemplate(isolate,
Expand All @@ -390,13 +391,14 @@ void SetMethod(v8::Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(name_string, t);
}

void SetFastMethod(Isolate* isolate,
Local<Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function) {
Local<v8::FunctionTemplate> t =
Expand All @@ -409,13 +411,14 @@ void SetFastMethod(Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(name_string, t);
}

void SetFastMethod(Local<v8::Context> context,
Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function) {
Isolate* isolate = context->GetIsolate();
Expand All @@ -430,13 +433,14 @@ void SetFastMethod(Local<v8::Context> context,
.ToLocalChecked();
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(context, name_string, function).Check();
}

void SetFastMethodNoSideEffect(Local<v8::Context> context,
Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function) {
Isolate* isolate = context->GetIsolate();
Expand All @@ -451,13 +455,14 @@ void SetFastMethodNoSideEffect(Local<v8::Context> context,
.ToLocalChecked();
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(context, name_string, function).Check();
}

void SetFastMethodNoSideEffect(Isolate* isolate,
Local<Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function) {
Local<v8::FunctionTemplate> t =
Expand All @@ -470,13 +475,14 @@ void SetFastMethodNoSideEffect(Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(name_string, t);
}

void SetMethodNoSideEffect(Local<v8::Context> context,
Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Isolate* isolate = context->GetIsolate();
Local<v8::Function> function =
Expand All @@ -490,14 +496,15 @@ void SetMethodNoSideEffect(Local<v8::Context> context,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(context, name_string, function).Check();
function->SetName(name_string); // NODE_SET_METHOD() compatibility.
}

void SetMethodNoSideEffect(Isolate* isolate,
Local<v8::Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Local<v8::FunctionTemplate> t =
NewFunctionTemplate(isolate,
Expand All @@ -508,13 +515,14 @@ void SetMethodNoSideEffect(Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->Set(name_string, t);
}

void SetProtoMethod(v8::Isolate* isolate,
Local<v8::FunctionTemplate> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Local<v8::Signature> signature = v8::Signature::New(isolate, that);
Local<v8::FunctionTemplate> t =
Expand All @@ -526,14 +534,15 @@ void SetProtoMethod(v8::Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->PrototypeTemplate()->Set(name_string, t);
t->SetClassName(name_string); // NODE_SET_PROTOTYPE_METHOD() compatibility.
}

void SetProtoMethodNoSideEffect(v8::Isolate* isolate,
Local<v8::FunctionTemplate> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Local<v8::Signature> signature = v8::Signature::New(isolate, that);
Local<v8::FunctionTemplate> t =
Expand All @@ -545,14 +554,15 @@ void SetProtoMethodNoSideEffect(v8::Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->PrototypeTemplate()->Set(name_string, t);
t->SetClassName(name_string); // NODE_SET_PROTOTYPE_METHOD() compatibility.
}

void SetInstanceMethod(v8::Isolate* isolate,
Local<v8::FunctionTemplate> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback) {
Local<v8::Signature> signature = v8::Signature::New(isolate, that);
Local<v8::FunctionTemplate> t =
Expand All @@ -564,7 +574,8 @@ void SetInstanceMethod(v8::Isolate* isolate,
// kInternalized strings are created in the old space.
const v8::NewStringType type = v8::NewStringType::kInternalized;
Local<v8::String> name_string =
v8::String::NewFromUtf8(isolate, name, type).ToLocalChecked();
v8::String::NewFromUtf8(isolate, name.data(), type, name.size())
.ToLocalChecked();
that->InstanceTemplate()->Set(name_string, t);
t->SetClassName(name_string);
}
Expand Down
22 changes: 11 additions & 11 deletions src/util.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -878,57 +878,57 @@ v8::Local<v8::FunctionTemplate> NewFunctionTemplate(
// Convenience methods for NewFunctionTemplate().
void SetMethod(v8::Local<v8::Context> context,
v8::Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);
// Similar to SetProtoMethod but without receiver signature checks.
void SetMethod(v8::Isolate* isolate,
v8::Local<v8::Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);

void SetFastMethod(v8::Isolate* isolate,
v8::Local<v8::Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function);
void SetFastMethod(v8::Local<v8::Context> context,
v8::Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function);
void SetFastMethodNoSideEffect(v8::Isolate* isolate,
v8::Local<v8::Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function);
void SetFastMethodNoSideEffect(v8::Local<v8::Context> context,
v8::Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback slow_callback,
const v8::CFunction* c_function);

void SetProtoMethod(v8::Isolate* isolate,
v8::Local<v8::FunctionTemplate> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);

void SetInstanceMethod(v8::Isolate* isolate,
v8::Local<v8::FunctionTemplate> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);

// Safe variants denote the function has no side effects.
void SetMethodNoSideEffect(v8::Local<v8::Context> context,
v8::Local<v8::Object> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);
void SetProtoMethodNoSideEffect(v8::Isolate* isolate,
v8::Local<v8::FunctionTemplate> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);
void SetMethodNoSideEffect(v8::Isolate* isolate,
v8::Local<v8::Template> that,
const char* name,
const std::string_view name,
v8::FunctionCallback callback);

enum class SetConstructorFunctionFlag {
Expand Down

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