From eaffdae3006ed0386f21dc31c499ffea24c32c98 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonasschievink@gmail.com>
Date: Sat, 3 Apr 2021 03:08:31 +0200
Subject: Allow `,` to delimit macro 2.0 rules

---
 crates/mbe/src/lib.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'crates/mbe/src/lib.rs')

diff --git a/crates/mbe/src/lib.rs b/crates/mbe/src/lib.rs
index e74f8cf3f..3af5bc18b 100644
--- a/crates/mbe/src/lib.rs
+++ b/crates/mbe/src/lib.rs
@@ -220,9 +220,11 @@ impl MacroDef {
             while src.len() > 0 {
                 let rule = Rule::parse(&mut src, true)?;
                 rules.push(rule);
-                if let Err(()) = src.expect_char(';') {
+                if let Err(()) = src.expect_any_char(&[';', ',']) {
                     if src.len() > 0 {
-                        return Err(ParseError::Expected("expected `;`".to_string()));
+                        return Err(ParseError::Expected(
+                            "expected `;` or `,` to delimit rules".to_string(),
+                        ));
                     }
                     break;
                 }
-- 
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