From 44bc51ba4fef66b7778668b3877a65425ac2eedc Mon Sep 17 00:00:00 2001
From: Leedehai <18319900+Leedehai@users.noreply.github.com>
Date: Tue, 30 Apr 2024 08:30:38 -0400
Subject: Let let-binding raise error on unexpected keywords (#4034)

---
 crates/typst-syntax/src/parser.rs | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'crates/typst-syntax')

diff --git a/crates/typst-syntax/src/parser.rs b/crates/typst-syntax/src/parser.rs
index e61618e0..d8ac1198 100644
--- a/crates/typst-syntax/src/parser.rs
+++ b/crates/typst-syntax/src/parser.rs
@@ -1452,12 +1452,11 @@ fn pattern_leaf<'s>(
     seen: &mut HashSet<&'s str>,
     dupe: Option<&'s str>,
 ) {
-    if !p.at_set(set::PATTERN_LEAF) {
-        if p.current().is_keyword() {
-            p.eat_and_get().expected("pattern");
-        } else {
-            p.expected("pattern");
-        }
+    if p.current().is_keyword() {
+        p.eat_and_get().expected("pattern");
+        return;
+    } else if !p.at_set(set::PATTERN_LEAF) {
+        p.expected("pattern");
         return;
     }
 
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