Terminal plugin callback support

internal/action/bufpane.go

@@ -30,8 +30,14 @@ func init() {
 
 func LuaAction(fn string) func(*BufPane) bool {
 	luaFn := strings.Split(fn, ".")
+	if len(luaFn) <= 1 {
+		return nil
+	}
 	plName, plFn := luaFn[0], luaFn[1]
 	pl := config.FindPlugin(plName)
+	if pl == nil {
+		return nil
+	}
 	return func(h *BufPane) bool {
 		val, err := pl.Call(plFn, luar.New(ulua.L, h))
 		if err != nil {

internal/action/command.go

@@ -78,8 +78,14 @@ func LuaMakeCommand(name, function string, completer buffer.Completer) {
 // so that a command can be bound to a lua function
 func LuaFunctionCommand(fn string) func(*BufPane, []string) {
 	luaFn := strings.Split(fn, ".")
+	if len(luaFn) <= 1 {
+		return nil
+	}
 	plName, plFn := luaFn[0], luaFn[1]
 	pl := config.FindPlugin(plName)
+	if pl == nil {
+		return nil
+	}
 	return func(bp *BufPane, args []string) {
 		var luaArgs []lua.LValue
 		luaArgs = append(luaArgs, luar.New(ulua.L, bp))
@@ -872,9 +878,8 @@ func (h *BufPane) TermCmd(args []string) {
 	}
 
 	term := func(i int, newtab bool) {
-
 		t := new(shell.Terminal)
-		t.Start(args, false, true)
+		t.Start(args, false, true, "", nil)
 
 		id := h.ID()
 		if newtab {

internal/action/terminal_supported.go

@@ -0,0 +1,30 @@
+// +build linux darwin dragonfly openbsd_amd64 freebsd
+
+package action
+
+import (
+	"github.com/zyedidia/micro/internal/shell"
+	"github.com/zyedidia/micro/pkg/shellwords"
+)
+
+const TermEmuSupported = true
+
+func RunTermEmulator(h *BufPane, input string, wait bool, getOutput bool, callback string, userargs []interface{}) error {
+	args, err := shellwords.Split(input)
+	if err != nil {
+		return err
+	}
+
+	t := new(shell.Terminal)
+	t.Start(args, getOutput, wait, callback, userargs)
+
+	id := h.ID()
+	h.AddTab()
+	id = MainTab().Panes[0].ID()
+
+	v := h.GetView()
+	MainTab().Panes[0] = NewTermPane(v.X, v.Y, v.Width, v.Height, t, id)
+	MainTab().SetActive(0)
+
+	return nil
+}

internal/action/terminal_unsupported.go

@@ -0,0 +1,11 @@
+// +build !linux,!darwin,!freebsd,!dragonfly,!openbsd_amd64
+
+package action
+
+import "errors"
+
+const TermEmuSupported = false
+
+func RunTermEmulator(input string, wait bool, getOutput bool, callback string, userargs []interface{}) error {
+	return errors.New("Unsupported operating system")
+}

internal/action/termpane.go

@@ -80,9 +80,9 @@ func (t *TermPane) HandleEvent(event tcell.Event) {
 		} else if t.Status != shell.TTDone {
 			t.WriteString(event.EscSeq())
 		}
-	} else if e, ok := event.(*tcell.EventMouse); !ok || t.State.Mode(terminal.ModeMouseMask) {
+	} else if e, ok := event.(*tcell.EventMouse); e != nil && (!ok || t.State.Mode(terminal.ModeMouseMask)) {
 		t.WriteString(event.EscSeq())
-	} else {
+	} else if e != nil {
 		x, y := e.Position()
 		v := t.GetView()
 		x -= v.X
@@ -109,6 +109,10 @@ func (t *TermPane) HandleEvent(event tcell.Event) {
 			t.mouseReleased = true
 		}
 	}
+
+	if t.Status == shell.TTClose {
+		t.Quit()
+	}
 }
 
 func (t *TermPane) HandleCommand(input string) {