1 // Copyright Joyent, Inc. and other Node contributors.
3 // Permission is hereby granted, free of charge, to any person obtaining a
4 // copy of this software and associated documentation files (the
5 // "Software"), to deal in the Software without restriction, including
6 // without limitation the rights to use, copy, modify, merge, publish,
7 // distribute, sublicense, and/or sell copies of the Software, and to permit
8 // persons to whom the Software is furnished to do so, subject to the
9 // following conditions:
11 // The above copyright notice and this permission notice shall be included
12 // in all copies or substantial portions of the Software.
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
17 // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18 // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 // USE OR OTHER DEALINGS IN THE SOFTWARE.
31 using v8::FunctionCallbackInfo;
32 using v8::FunctionTemplate;
34 using v8::HandleScope;
41 void ErrName(const FunctionCallbackInfo<Value>& args) {
42 Environment* env = Environment::GetCurrent(args.GetIsolate());
43 HandleScope scope(env->isolate());
44 int err = args[0]->Int32Value();
46 return env->ThrowError("err >= 0");
47 const char* name = uv_err_name(err);
48 args.GetReturnValue().Set(OneByteString(env->isolate(), name));
52 void Initialize(Handle<Object> target,
54 Handle<Context> context) {
55 Environment* env = Environment::GetCurrent(context);
56 target->Set(FIXED_ONE_BYTE_STRING(env->isolate(), "errname"),
57 FunctionTemplate::New(env->isolate(), ErrName)->GetFunction());
59 target->Set(FIXED_ONE_BYTE_STRING(env->isolate(), "UV_" # name), \
60 Integer::New(env->isolate(), UV_ ## name));
69 NODE_MODULE_CONTEXT_AWARE_BUILTIN(uv, node::uv::Initialize)