Hilbish/lua.go

77 lines
1.5 KiB
Go

package main
import (
"fmt"
"os"
lfs "hilbish/golibs/fs"
cmds "hilbish/golibs/commander"
hooks "hilbish/golibs/bait"
"github.com/yuin/gopher-lua"
)
func LuaInit() {
l = lua.NewState()
l.OpenLibs()
l.SetGlobal("_ver", lua.LString(version))
l.SetGlobal("prompt", l.NewFunction(hshprompt))
l.SetGlobal("alias", l.NewFunction(hshalias))
// Add fs module to Lua
l.PreloadModule("fs", lfs.Loader)
commander := cmds.New()
// When a command from Lua is added, register it for use
commander.Events.On("commandRegister",
func (cmdName string, cmd *lua.LFunction) {
commands[cmdName] = true
l.SetField(
l.GetTable(l.GetGlobal("commanding"),
lua.LString("__commands")),
cmdName,
cmd)
})
l.PreloadModule("commander", commander.Loader)
bait = hooks.New()
l.PreloadModule("bait", bait.Loader)
// Add more paths that Lua can require from
l.DoString("package.path = package.path .. ';./libs/?/init.lua;/usr/share/hilbish/libs/?/init.lua'")
err := l.DoFile("/usr/share/hilbish/preload.lua")
if err != nil {
err = l.DoFile("preload.lua")
if err != nil {
fmt.Fprintln(os.Stderr,
"Missing preload file, builtins may be missing.")
}
}
homedir, _ := os.UserHomeDir()
// Run config
err = l.DoFile(homedir + "/.hilbishrc.lua")
if err != nil {
panic(err)
}
}
func hshprompt(L *lua.LState) int {
prompt = L.ToString(1)
return 0
}
func hshalias(L *lua.LState) int {
alias := L.ToString(1)
source := L.ToString(2)
aliases[alias] = source
return 1
}