Initial version of prototype cmdlang

cmd/cmsh/main.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"context"
+	"github.com/chzyer/readline"
+	"github.com/lmika/cmdlang-proto/cmdlang"
+	"log"
+)
+
+func main() {
+	rl, err := readline.New("> ")
+	if err != nil {
+		panic(err)
+	}
+	defer rl.Close()
+
+	inst := cmdlang.New()
+	ctx := context.Background()
+
+	for {
+		line, err := rl.Readline()
+		if err != nil { // io.EOF
+			break
+		}
+
+		if err := inst.Eval(ctx, line); err != nil {
+			log.Printf("%T: %v", err, err)
+		}
+	}
+}