Display script list

scripts.go

@@ -1,17 +1,23 @@
 package main
 
 import (
+	"fmt"
 	"io"
 	"os/exec"
 )
 
 var SCRIPTS = map[string][]string{
-	"balance":  {"b"},
-	"register": {"r"},
+	"balance":             {"b"},
+	"register":            {"r"},
+	"expenses this month": {"b", "expenses", "-b", "this month"},
 }
 
 func executeScript(w io.Writer, name string) (err error) {
-	cmd := exec.Command("ledger", append([]string{"-f", LEDGER_FILE}, SCRIPTS[name]...)...)
+	script, ok := SCRIPTS[name]
+	if !ok {
+		return fmt.Errorf("%s script not found", name)
+	}
+	cmd := exec.Command("ledger", append([]string{"-f", LEDGER_FILE}, script...)...)
 	cmd.Stdout = w
 	cmd.Stderr = w
 	return cmd.Run()