func (p *Plugin) apiProcessNew(l *lua.State) int {
callback := luar.NewLuaObject(l, 1)
command := l.ToString(2)
args := make([]string, l.GetTop()-2)
for i := 3; i <= l.GetTop(); i++ {
args[i-3] = l.ToString(i)
}
proc := &process{
cmd: exec.Command(command, args...),
}
go func() {
var str string
bytes, err := proc.cmd.Output()
if err == nil {
if bytes != nil {
str = string(bytes)
}
p.callValue(callback, proc.cmd.ProcessState.Success(), str)
} else {
p.callValue(callback, false, "")
}
callback.Close()
}()
obj := luar.NewLuaObjectFromValue(l, proc)
obj.Push()
obj.Close()
return 1
}
func (p *Plugin) apiTimerNew(l *lua.State) int {
callback := luar.NewLuaObject(l, 1)
timeout := l.ToInteger(2)
t := &Timer{
cancel: make(chan bool),
}
go func() {
defer func() {
close(t.cancel)
t.cancel = nil
}()
select {
case <-time.After(time.Millisecond * time.Duration(timeout)):
p.callValue(callback)
callback.Close()
case <-t.cancel:
}
}()
obj := luar.NewLuaObjectFromValue(l, t)
obj.Push()
obj.Close()
return 1
}
func (p *Plugin) apiAudioNewTarget(l *lua.State) int {
id := l.ToInteger(1)
target := &gumble.VoiceTarget{}
target.ID = uint32(id)
obj := luar.NewLuaObjectFromValue(l, target)
obj.Push()
obj.Close()
return 1
}
func ExampleNewLuaObjectFromValue() {
L := luar.Init()
defer L.Close()
gsub := luar.NewLuaObjectFromName(L, "string.gsub")
// We do have to explicitly copy the map to a Lua table, because `gsub`
// will not handle userdata types.
gmap := luar.NewLuaObjectFromValue(L, luar.Map{
"NAME": "Dolly",
"HOME": "where you belong",
})
res, err := gsub.Call("hello $NAME go $HOME", "%$(%u+)", gmap)
if err != nil {
log.Fatal(err)
}
fmt.Println(res)
// Output:
// hello Dolly go where you belong
}
func (luaipt *LuaIpt) Exec(name string, data interface{}) error {
name = strings.Replace(name, ":", "/", -1)
f := path.Join(luaipt.path, name+".lua")
luaipt.Bind("Data", luar.NewLuaObjectFromValue(luaipt.state, data))
return luaipt.state.DoFile(f)
}