From 15e911fe3805117920eebf662461ecc20049cf08 Mon Sep 17 00:00:00 2001
From: Erich Gubler <erichdongubler@gmail.com>
Date: Mon, 4 Nov 2024 17:02:21 -0500
Subject: [PATCH] =?UTF-8?q?feat(wgsl-in):=20add=20unimpl.=20diag.=20for=20?=
 =?UTF-8?q?compound=20stmt.=20`@diagnostic(=E2=80=A6)`s?=
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---
 naga/src/front/wgsl/parse/mod.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/naga/src/front/wgsl/parse/mod.rs b/naga/src/front/wgsl/parse/mod.rs
index 65e5cbcf1b..e4e48ad4a4 100644
--- a/naga/src/front/wgsl/parse/mod.rs
+++ b/naga/src/front/wgsl/parse/mod.rs
@@ -2159,6 +2159,21 @@ impl Parser {
 
         ctx.local_table.push_scope();
 
+        while lexer.skip(Token::Attribute) {
+            let (name, name_span) = lexer.next_ident_with_span()?;
+            if let Some(DirectiveKind::Diagnostic) = DirectiveKind::from_ident(name) {
+                return Err(Error::DiagnosticNotYetImplementedAtParseSite {
+                    site_name_plural: "compound statements",
+                    span: name_span,
+                });
+            } else {
+                return Err(Error::Unexpected(
+                    name_span,
+                    ExpectedToken::DiagnosticAttribute,
+                ));
+            }
+        }
+
         let brace_span = lexer.expect_span(Token::Paren('{'))?;
         let brace_nesting_level = Self::increase_brace_nesting(brace_nesting_level, brace_span)?;
         let mut block = ast::Block::default();