From a70b8a56ef17d493c8ebf8c3fee6f86b4bb1e994 Mon Sep 17 00:00:00 2001
From: Ian Wrzesinski <133046678+wrzian@users.noreply.github.com>
Date: Fri, 1 Nov 2024 05:45:08 -0400
Subject: Disallow space between ident and paren in set rule (#5269)

---
 crates/typst-syntax/src/parser.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'crates/typst-syntax')

diff --git a/crates/typst-syntax/src/parser.rs b/crates/typst-syntax/src/parser.rs
index 8c783ffe..a8bec626 100644
--- a/crates/typst-syntax/src/parser.rs
+++ b/crates/typst-syntax/src/parser.rs
@@ -1224,8 +1224,11 @@ fn array_or_dict_item(p: &mut Parser, state: &mut GroupState) {
 
 /// Parses a function call's argument list: `(12pt, y)`.
 fn args(p: &mut Parser) {
-    if !p.at(SyntaxKind::LeftParen) && !p.at(SyntaxKind::LeftBracket) {
+    if !p.directly_at(SyntaxKind::LeftParen) && !p.directly_at(SyntaxKind::LeftBracket) {
         p.expected("argument list");
+        if p.at(SyntaxKind::LeftParen) || p.at(SyntaxKind::LeftBracket) {
+            p.hint("there may not be any spaces before the argument list");
+        }
     }
 
     let m = p.marker();
-- 
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