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305 lines (276 loc) · 9.59 KB
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Copy pathasync_function.cc
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305 lines (276 loc) · 9.59 KB
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{%partial doc .%}
NAN_METHOD({{ cppClassName }}::{{ cppFunctionName }}) {
{%partial guardArguments .%}
if (info.Length() == {{args|jsArgsCount}} || !info[{{args|jsArgsCount}}]->IsFunction()) {
return Nan::ThrowError("Callback is required and must be a Function.");
}
{{ cppFunctionName }}Baton* baton = new {{ cppFunctionName }}Baton;
baton->error_code = GIT_OK;
baton->error = NULL;
{%if cppClassName == "GitStatus" %}
{%if cppFunctionName == "File" %}
baton->status_flags = (unsigned int *)malloc(sizeof(unsigned int));
{%endif%}
{%endif%}
{%each args|argsInfo as arg %}
{%if arg.globalPayload %}
{{ cppFunctionName }}_globalPayload* globalPayload = new {{ cppFunctionName }}_globalPayload;
{%endif%}
{%if arg.cppClassName == "GitBuf" %}
{%if cppFunctionName == "Set"%}
baton->{{arg.name}} = Nan::ObjectWrap::Unwrap<{{ arg.cppClassName }}>(info.This())->GetValue();
{%else%}
baton->{{arg.name}} = ({{ arg.cType }})malloc(sizeof({{ arg.cType|replace '*' '' }}));
baton->{{arg.name}}->ptr = NULL;
baton->{{arg.name}}->size = baton->{{arg.name}}->asize = 0;
{%endif%}
{%endif%}
{%endeach%}
{%each args|argsInfo as arg %}
{%if not arg.isReturn %}
{%if arg.isSelf %}
baton->{{ arg.name }} = Nan::ObjectWrap::Unwrap<{{ arg.cppClassName }}>(info.This())->GetValue();
{%elsif arg.isCallbackFunction %}
if (!info[{{ arg.jsArg }}]->IsFunction()) {
baton->{{ arg.name }} = NULL;
{%if arg.payload.globalPayload %}
globalPayload->{{ arg.name }} = NULL;
{%else%}
baton->{{ arg.payload.name }} = NULL;
{%endif%}
}
else {
baton->{{ arg.name}} = {{ cppFunctionName }}_{{ arg.name }}_cppCallback;
{%if arg.payload.globalPayload %}
globalPayload->{{ arg.name }} = new Nan::Callback(info[{{ arg.jsArg }}].As<Function>());
{%else%}
baton->{{ arg.payload.name }} = new Nan::Callback(info[{{ arg.jsArg }}].As<Function>());
{%endif%}
}
{%elsif arg.payloadFor %}
{%if arg.globalPayload %}
baton->{{ arg.name }} = globalPayload;
{%endif%}
{%elsif arg.name %}
{%partial convertFromV8 arg%}
{%if not arg.payloadFor %}
baton->{{ arg.name }} = from_{{ arg.name }};
{%if arg | isOid %}
baton->{{ arg.name }}NeedsFree = info[{{ arg.jsArg }}]->IsString();
{%endif%}
{%endif%}
{%endif%}
{%elsif arg.shouldAlloc %}
{%if arg.cppClassName == "GitBuf" %}
{%else%}
baton->{{ arg.name }} = ({{ arg.cType }})malloc(sizeof({{ arg.cType|replace '*' '' }}));
{%endif%}
{%endif%}
{%endeach%}
Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[{{args|jsArgsCount}}]));
{{ cppFunctionName }}Worker *worker = new {{ cppFunctionName }}Worker(baton, callback);
{%each args|argsInfo as arg %}
{%if not arg.isReturn %}
{%if arg.isSelf %}
worker->SaveToPersistent("{{ arg.name }}", info.This());
{%elsif not arg.isCallbackFunction %}
if (!info[{{ arg.jsArg }}]->IsUndefined() && !info[{{ arg.jsArg }}]->IsNull())
worker->SaveToPersistent("{{ arg.name }}", info[{{ arg.jsArg }}]->ToObject());
{%endif%}
{%endif%}
{%endeach%}
AsyncLibgit2QueueWorker(worker);
return;
}
void {{ cppClassName }}::{{ cppFunctionName }}Worker::Execute() {
giterr_clear();
{
LockMaster lockMaster(/*asyncAction: */true{%each args|argsInfo as arg %}
{%if arg.cType|isPointer%}{%if not arg.cType|isDoublePointer%}
,baton->{{ arg.name }}
{%endif%}{%endif%}
{%endeach%});
{%if .|hasReturnType %}
{{ return.cType }} result = {{ cFunctionName }}(
{%else%}
{{ cFunctionName }}(
{%endif%}
{%-- Insert Function Arguments --%}
{%each args|argsInfo as arg %}
{%-- turn the pointer into a ref --%}
{%if arg.isReturn|and arg.cType|isDoublePointer %}&{%endif%}baton->{{ arg.name }}{%if not arg.lastArg %},{%endif%}
{%endeach%}
);
{%if return.isResultOrError %}
baton->error_code = result;
if (result < GIT_OK && giterr_last() != NULL) {
baton->error = git_error_dup(giterr_last());
}
{%elsif return.isErrorCode %}
baton->error_code = result;
if (result != GIT_OK && giterr_last() != NULL) {
baton->error = git_error_dup(giterr_last());
}
{%elsif not return.cType == 'void' %}
baton->result = result;
{%endif%}
}
}
void {{ cppClassName }}::{{ cppFunctionName }}Worker::HandleOKCallback() {
{%if return.isResultOrError %}
if (baton->error_code >= GIT_OK) {
{%else%}
if (baton->error_code == GIT_OK) {
{%endif%}
{%if return.isResultOrError %}
v8::Local<v8::Value> result = Nan::New<v8::Number>(baton->error_code);
{%elsif not .|returnsCount %}
v8::Local<v8::Value> result = Nan::Undefined();
{%else%}
v8::Local<v8::Value> to;
{%if .|returnsCount > 1 %}
v8::Local<Object> result = Nan::New<Object>();
{%endif%}
{%each .|returnsInfo 0 1 as _return %}
{%partial convertToV8 _return %}
{%if .|returnsCount > 1 %}
Nan::Set(result, Nan::New("{{ _return.returnNameOrName }}").ToLocalChecked(), to);
{%endif%}
{%endeach%}
{%if .|returnsCount == 1 %}
v8::Local<v8::Value> result = to;
{%endif%}
{%endif%}
v8::Local<v8::Value> argv[2] = {
Nan::Null(),
result
};
callback->Call(2, argv);
} else {
if (baton->error) {
v8::Local<v8::Object> err;
if (baton->error->message) {
err = Nan::Error(baton->error->message)->ToObject();
} else {
err = Nan::Error("Method {{ jsFunctionName }} has thrown an error.")->ToObject();
}
err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
v8::Local<v8::Value> argv[1] = {
err
};
callback->Call(1, argv);
if (baton->error->message)
free((void *)baton->error->message);
free((void *)baton->error);
} else if (baton->error_code < 0) {
std::queue< v8::Local<v8::Value> > workerArguments;
{%each args|argsInfo as arg %}
{%if not arg.isReturn %}
{%if not arg.isSelf %}
{%if not arg.isCallbackFunction %}
workerArguments.push(GetFromPersistent("{{ arg.name }}"));
{%endif%}
{%endif%}
{%endif%}
{%endeach%}
bool callbackFired = false;
while(!workerArguments.empty()) {
v8::Local<v8::Value> node = workerArguments.front();
workerArguments.pop();
if (
!node->IsObject()
|| node->IsArray()
|| node->IsBooleanObject()
|| node->IsDate()
|| node->IsFunction()
|| node->IsNumberObject()
|| node->IsRegExp()
|| node->IsStringObject()
) {
continue;
}
v8::Local<v8::Object> nodeObj = node->ToObject();
v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());
if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
v8::Local<v8::Value> argv[1] = {
checkValue->ToObject()
};
callback->Call(1, argv);
callbackFired = true;
break;
}
v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
if (!nodeToQueue->IsUndefined()) {
workerArguments.push(nodeToQueue);
}
}
}
if (!callbackFired) {
v8::Local<v8::Object> err = Nan::Error("Method {{ jsFunctionName }} has thrown an error.")->ToObject();
err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
v8::Local<v8::Value> argv[1] = {
err
};
callback->Call(1, argv);
}
} else {
callback->Call(0, NULL);
}
{%each args|argsInfo as arg %}
{%if arg.shouldAlloc %}
{%if not arg.isCppClassStringOrArray %}
{%elsif arg | isOid %}
if (baton->{{ arg.name}}NeedsFree) {
baton->{{ arg.name}}NeedsFree = false;
free((void*)baton->{{ arg.name }});
}
{%elsif arg.isCallbackFunction %}
{%if not arg.payload.globalPayload %}
delete baton->{{ arg.payload.name }};
{%endif%}
{%elsif arg.globalPayload %}
delete ({{ cppFunctionName}}_globalPayload*)baton->{{ arg.name }};
{%else%}
free((void*)baton->{{ arg.name }});
{%endif%}
{%endif%}
{%endeach%}
}
{%if cppClassName == "GitStatus" %}
{%if cppFunctionName == "File" %}
free((void *)baton->status_flags);
{%endif%}
{%endif%}
{%each args|argsInfo as arg %}
{%if arg.isCppClassStringOrArray %}
{%if arg.freeFunctionName %}
{{ arg.freeFunctionName }}(baton->{{ arg.name }});
{%elsif not arg.isConst%}
free((void *)baton->{{ arg.name }});
{%endif%}
{%elsif arg | isOid %}
if (baton->{{ arg.name}}NeedsFree) {
baton->{{ arg.name}}NeedsFree = false;
free((void *)baton->{{ arg.name }});
}
{%elsif arg.isCallbackFunction %}
{%if not arg.payload.globalPayload %}
delete baton->{{ arg.payload.name }};
{%endif%}
{%elsif arg.globalPayload %}
delete ({{ cppFunctionName}}_globalPayload*)baton->{{ arg.name }};
{%endif%}
{%if arg.cppClassName == "GitBuf" %}
{%if cppFunctionName == "Set" %}
{%else%}
git_buf_free(baton->{{ arg.name }});
free((void *)baton->{{ arg.name }});
{%endif%}
{%endif%}
{%endeach%}
delete baton;
}
{%partial callbackHelpers .%}