package commander import ( "hilbish/util" rt "github.com/arnodel/golua/runtime" "github.com/arnodel/golua/lib/packagelib" "github.com/chuckpreslar/emission" ) type Commander struct{ Events *emission.Emitter Loader packagelib.Loader } func New() Commander { c := Commander{ Events: emission.NewEmitter(), } c.Loader = packagelib.Loader{ Load: c.LoaderFunc, Name: "commander", } return c } func (c *Commander) LoaderFunc(rtm *rt.Runtime) (rt.Value, func()) { exports := map[string]util.LuaExport{ "register": util.LuaExport{c.cregister, 2, false}, "deregister": util.LuaExport{c.cderegister, 1, false}, } mod := rt.NewTable() util.SetExports(rtm, mod, exports) // util.Document(L, mod, "Commander is Hilbish's custom command library, a way to write commands in Lua.") return rt.TableValue(mod), nil } // register(name, cb) // Register a command with `name` that runs `cb` when ran // --- @param name string // --- @param cb function func (c *Commander) cregister(t *rt.Thread, ct *rt.GoCont) (rt.Cont, error) { cmdName, cmd, err := util.HandleStrCallback(t, ct) if err != nil { return nil, err } c.Events.Emit("commandRegister", cmdName, cmd) return ct.Next(), err } // deregister(name) // Deregisters any command registered with `name` // --- @param name string func (c *Commander) cderegister(t *rt.Thread, ct *rt.GoCont) (rt.Cont, error) { if err := ct.Check1Arg(); err != nil { return nil, err } cmdName, err := ct.StringArg(0) if err != nil { return nil, err } c.Events.Emit("commandDeregister", cmdName) return ct.Next(), err }