Began implementing config validation

1 files changed, 54 insertions, 0 deletions

diff --git a/config/action.go b/config/action.go
new file mode 100644
index 0000000..c63308e
--- /dev/null
+++ b/config/action.go
@@ -0,0 +1,54 @@
+package config
+
+import (
+	"strings"
+
+	"github.com/pkg/errors"
+)
+
+func validateAction(action string) error {
+	tokens := strings.Split(action, " ")
+	switch tokens[0] {
+	case "chmail":
+		if len(tokens) != 1 {
+			return errors.New("chmail action takes no arguments")
+		}
+	case "login":
+		if len(tokens) != 1 {
+			return errors.New("login action takes no arguments")
+		}
+	case "menu":
+		if len(tokens) != 2 {
+			return errors.New("menu action takes exactly one argument")
+		}
+		// menu existence is tested in global config
+	case "passwd":
+		if len(tokens) != 1 {
+			return errors.New("passwd action takes no arguments")
+		}
+	case "play":
+		if len(tokens) != 2 {
+			return errors.New("play action takes exactly one argument")
+		}
+		// game existence is tested in global config
+	case "register":
+		if len(tokens) != 1 {
+			return errors.New("register action takes no arguments")
+		}
+	case "replay":
+		if len(tokens) != 1 {
+			return errors.New("replay action takes no arguments")
+		}
+	case "watch":
+		if len(tokens) != 1 {
+			return errors.New("watch action takes no arguments")
+		}
+	case "quit":
+		if len(tokens) != 1 {
+			return errors.New("quit action takes no arguments")
+		}
+	default:
+		return errors.New("Invalid action : " + tokens[0])
+	}
+	return nil
+}