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Demo protobufs in deno2.

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Adds deno_set_response() to allow stack allocated responses.
This commit is contained in:
Ryan Dahl 2018-06-13 19:38:22 +02:00
parent f97216609d
commit 4ac67cf343
10 changed files with 88 additions and 35 deletions
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22
deno2/deno.cc
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@ -154,15 +154,12 @@ void Pub(const v8::FunctionCallbackInfo<v8::Value>& args) {
const_cast<const char*>(reinterpret_cast<char*>(contents.Data()));
deno_buf buf{data, contents.ByteLength()};
auto retbuf = d->cb(d, channel, buf);
if (retbuf.data) {
// TODO(ry) Support zero-copy.
auto ab = v8::ArrayBuffer::New(d->isolate, retbuf.len);
memcpy(ab->GetContents().Data(), retbuf.data, retbuf.len);
args.GetReturnValue().Set(handle_scope.Escape(ab));
} else {
args.GetReturnValue().Set(v8::Null(d->isolate));
}
assert(d->currentArgs == nullptr);
d->currentArgs = &args;
d->cb(d, channel, buf);
d->currentArgs = nullptr;
}
bool Execute(v8::Local<v8::Context> context, const char* js_filename,
@ -334,6 +331,13 @@ bool deno_pub(Deno* d, const char* channel, deno_buf buf) {
return true;
}
void deno_set_response(Deno* d, deno_buf buf) {
// TODO(ry) Support zero-copy.
auto ab = v8::ArrayBuffer::New(d->isolate, buf.len);
memcpy(ab->GetContents().Data(), buf.data, buf.len);
d->currentArgs->GetReturnValue().Set(ab);
}
void deno_delete(Deno* d) {
d->isolate->Dispose();
delete d;