feat: implement aliases

aliases.go

@@ -4,7 +4,9 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/yuin/gopher-lua"
+	"hilbish/util"
+
+	rt "github.com/arnodel/golua/runtime"
 )
 
 var aliases *aliasHandler
@@ -64,41 +66,55 @@ func (a *aliasHandler) Resolve(cmdstr string) string {
 
 // lua section
 
-func (a *aliasHandler) Loader(L *lua.LState) *lua.LTable {
+func (a *aliasHandler) Loader(rtm *rt.Runtime) *rt.Table  {
 	// create a lua module with our functions
-	hshaliasesLua := map[string]lua.LGFunction{
-		"add": a.luaAdd,
-		"list": a.luaList,
-		"del": a.luaDelete,
+	hshaliasesLua := map[string]util.LuaExport{
+		"add": util.LuaExport{a.luaAdd, 2, false},
+		"list": util.LuaExport{a.luaList, 0, false},
+		"del": util.LuaExport{a.luaDelete, 1, false},
 	}
-
-	mod := L.SetFuncs(L.NewTable(), hshaliasesLua)
+	mod := rt.NewTable()
+	util.SetExports(rtm, mod, hshaliasesLua)
 
 	return mod
 }
 
-func (a *aliasHandler) luaAdd(L *lua.LState) int {
-	alias := L.CheckString(1)
-	cmd := L.CheckString(2)
+func (a *aliasHandler) luaAdd(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
+	if err := c.CheckNArgs(2); err != nil {
+		return nil, err
+	}
+	alias, err := c.StringArg(0)
+	if err != nil {
+		return nil, err
+	}
+	cmd, err := c.StringArg(1)
+	if err != nil {
+		return nil, err
+	}
+
 	a.Add(alias, cmd)
 
-	return 0
+	return c.Next(), nil
 }
 
-func (a *aliasHandler) luaList(L *lua.LState) int {
-	aliasesList := L.NewTable()
+func (a *aliasHandler) luaList(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
+	aliasesList := rt.NewTable()
 	for k, v := range a.All() {
-		aliasesList.RawSetString(k, lua.LString(v))
+		aliasesList.Set(rt.StringValue(k), rt.StringValue(v))
 	}
 
-	L.Push(aliasesList)
-
-	return 1
+	return c.PushingNext1(t.Runtime, rt.TableValue(aliasesList)), nil
 }
 
-func (a *aliasHandler) luaDelete(L *lua.LState) int {
-	alias := L.CheckString(1)
+func (a *aliasHandler) luaDelete(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
+	if err := c.Check1Arg(); err != nil {
+		return nil, err
+	}
+	alias, err := c.StringArg(0)
+	if err != nil {
+		return nil, err
+	}
 	a.Delete(alias)
 
-	return 0
+	return c.Next(), nil
 }

api.go

@@ -22,8 +22,8 @@ import (
 )
 
 var exports = map[string]util.LuaExport{
+	"alias": util.LuaExport{hlalias, 2, false},
 /*
-	"alias": hlalias,
 	"appendPath": hlappendPath,
 */
 	"complete": util.LuaExport{hlcomplete, 2, false},
@@ -82,7 +82,8 @@ Check out the {blue}{bold}guide{reset} command to get started.
 	util.SetField(rtm, mod, "dataDir", rt.StringValue(dataDir), "Directory for Hilbish's data files")
 /*
 	util.SetField(L, mod, "interactive", lua.LBool(interactive), "If this is an interactive shell")
-	util.SetField(L, mod, "login", lua.LBool(interactive), "Whether this is a login shell")*/
+	util.SetField(L, mod, "login", lua.LBool(interactive), "Whether this is a login shell")
+*/
 	util.SetField(rtm, mod, "greeting", rt.StringValue(greeting), "Hilbish's welcome message for interactive shells. It has Lunacolors formatting.")
 	/*util.SetField(l, mod, "vimMode", lua.LNil, "Current Vim mode of Hilbish (nil if not in Vim mode)")
 	util.SetField(l, hshMod, "exitCode", lua.LNumber(0), "Exit code of last exected command")
@@ -111,11 +112,11 @@ Check out the {blue}{bold}guide{reset} command to get started.
 
 	// hilbish.aliases table
 	aliases = newAliases()
-/*
-	aliasesModule := aliases.Loader(L)
-	util.Document(L, aliasesModule, "Alias inferface for Hilbish.")
-	L.SetField(mod, "aliases", aliasesModule)
+	aliasesModule := aliases.Loader(rtm)
+	//util.Document(L, aliasesModule, "Alias inferface for Hilbish.")
+	mod.Set(rt.StringValue("aliases"), rt.TableValue(aliasesModule))
 
+/*
 	// hilbish.history table
 	historyModule := lr.Loader(L)
 	util.Document(L, historyModule, "History interface for Hilbish.")
@@ -294,20 +295,31 @@ func hlmlprompt(L *lua.LState) int {
 
 	return 0
 }
+*/
 
 // alias(cmd, orig)
 // Sets an alias of `cmd` to `orig`
 // --- @param cmd string
 // --- @param orig string
-func hlalias(L *lua.LState) int {
-	alias := L.CheckString(1)
-	source := L.CheckString(2)
-
-	aliases.Add(alias, source)
-
-	return 1
+func hlalias(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
+	if err := c.CheckNArgs(2); err != nil {
+		return nil, err
+	}
+	cmd, err := c.StringArg(0)
+	if err != nil {
+		return nil, err
+	}
+	orig, err := c.StringArg(1)
+	if err != nil {
+		return nil, err
 	}
 
+	aliases.Add(cmd, orig)
+
+	return c.Next(), nil
+}
+
+/*
 // appendPath(dir)
 // Appends `dir` to $PATH
 // --- @param dir string|table

util/util.go

@@ -23,6 +23,7 @@ func Document(L *lua.LState, module lua.LValue, doc string) {
 // SetField sets a field in a table, adding docs for it.
 // It is accessible via the __docProp metatable. It is a table of the names of the fields.
 func SetField(rtm *rt.Runtime, module *rt.Table, field string, value rt.Value, doc string) {
+	// TODO:    ^ rtm isnt needed, i should remove it
 	mt := module.Metatable()
 	
 	if mt == nil {