Hilbish/lua.go

73 lines
1.5 KiB
Go

package main
import (
"fmt"
"os"
"hilbish/golibs/bait"
"hilbish/golibs/commander"
"hilbish/golibs/fs"
"hilbish/golibs/terminal"
"github.com/yuin/gopher-lua"
)
var minimalconf = `hilbish.prompt '& '`
func luaInit() {
l = lua.NewState()
l.OpenLibs()
// yes this is stupid, i know
l.PreloadModule("hilbish", hilbishLoader)
l.DoString("hilbish = require 'hilbish'")
// Add fs and terminal module module to Lua
l.PreloadModule("fs", fs.Loader)
l.PreloadModule("terminal", terminal.Loader)
cmds := commander.New()
// When a command from Lua is added, register it for use
cmds.Events.On("commandRegister", func(cmdName string, cmd *lua.LFunction) {
commands[cmdName] = cmd
})
cmds.Events.On("commandDeregister", func(cmdName string) {
delete(commands, cmdName)
})
l.PreloadModule("commander", cmds.Loader)
hooks = bait.New()
l.PreloadModule("bait", hooks.Loader)
// Add Ctrl-C handler
hooks.Em.On("signal.sigint", func() {
if !interactive {
os.Exit(0)
}
})
// Add more paths that Lua can require from
l.DoString("package.path = package.path .. " + requirePaths)
err := l.DoFile("prelude/init.lua")
if err != nil {
err = l.DoFile(preloadPath)
if err != nil {
fmt.Fprintln(os.Stderr,
"Missing preload file, builtins may be missing.")
}
}
}
func runConfig(confpath string) {
if !interactive {
return
}
err := l.DoFile(confpath)
if err != nil {
fmt.Fprintln(os.Stderr, err,
"\nAn error has occured while loading your config! Falling back to minimal default config.")
l.DoString(minimalconf)
}
}