Implement basic tab completion support

Tab completion currently only works on commands. Contextual completion
will be added in the future.

2 files changed, 14 insertions, 4 deletions

diff --git a/commands/terminal/close.go b/commands/terminal/close.go
index 0ea7a5a9..35c47997 100644
--- a/commands/terminal/close.go
+++ b/commands/terminal/close.go
@@ -6,11 +6,21 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/widgets"
 )
 
+type Close struct{}
+
 func init() {
-	register("close", CommandClose)
+	register(Close{})
+}
+
+func (_ Close) Aliases() []string {
+	return []string{"close"}
+}
+
+func (_ Close) Complete(aerc *widgets.Aerc, args []string) []string {
+	return nil
 }
 
-func CommandClose(aerc *widgets.Aerc, args []string) error {
+func (_ Close) Execute(aerc *widgets.Aerc, args []string) error {
 	if len(args) != 1 {
 		return errors.New("Usage: close")
 	}
diff --git a/commands/terminal/terminal.go b/commands/terminal/terminal.go
index fb1583f9..710d7967 100644
--- a/commands/terminal/terminal.go
+++ b/commands/terminal/terminal.go
@@ -8,9 +8,9 @@ var (
 	TerminalCommands *commands.Commands
 )
 
-func register(name string, cmd commands.AercCommand) {
+func register(cmd commands.Command) {
 	if TerminalCommands == nil {
 		TerminalCommands = commands.NewCommands()
 	}
-	TerminalCommands.Register(name, cmd)
+	TerminalCommands.Register(cmd)
 }