From 59f0f8258a487f2d7da2e36df28685685f6dc1a8 Mon Sep 17 00:00:00 2001
From: ElnuDev <elnu@elnu.com>
Date: Wed, 24 May 2023 09:30:04 -0700
Subject: [PATCH] Improve error handling for Eat optional parameter

---
 renrs/src/lib.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/renrs/src/lib.rs b/renrs/src/lib.rs
index d451396..0b6fd56 100644
--- a/renrs/src/lib.rs
+++ b/renrs/src/lib.rs
@@ -140,6 +140,11 @@ fn parse_file(file_path: PathBuf) -> Vec<Command> {
     let token_lines = tokenize_file(file_path);
     let mut commands = Vec::new();
     for line in token_lines {
+        macro_rules! unknown {
+            () => {
+                panic!("Unknown command {}", describe_line(&line))
+            };
+        }
         commands.push(match line.as_slice() {
             [Str(text)] => Say {
                 name: None,
@@ -153,10 +158,10 @@ fn parse_file(file_path: PathBuf) -> Vec<Command> {
                 food: food.to_owned(),
                 politely: match tail {
                     [Boolean(politely)] => *politely,
-                    _ => false,
+                    _ => unknown!(),
                 },
             },
-            _ => panic!("Unknown command {}", describe_line(&line)),
+            _ => unknown!(),
         });
     }
     commands