From 1990f1560801ca3f9e6a3286e58204aa329ee037 Mon Sep 17 00:00:00 2001
From: Michael Goulet <michael@errs.io>
Date: Wed, 30 Oct 2024 01:10:33 +0000
Subject: Reject raw lifetime followed by \' as well

---
 tests/ui/lifetimes/raw/immediately-followed-by-lt.rs     | 14 ++++++++++++++
 tests/ui/lifetimes/raw/immediately-followed-by-lt.stderr | 13 +++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 tests/ui/lifetimes/raw/immediately-followed-by-lt.rs
 create mode 100644 tests/ui/lifetimes/raw/immediately-followed-by-lt.stderr

(limited to 'tests')

diff --git a/tests/ui/lifetimes/raw/immediately-followed-by-lt.rs b/tests/ui/lifetimes/raw/immediately-followed-by-lt.rs
new file mode 100644
index 00000000000..fe2b6de7bb3
--- /dev/null
+++ b/tests/ui/lifetimes/raw/immediately-followed-by-lt.rs
@@ -0,0 +1,14 @@
+//@ edition: 2021
+
+// Make sure we reject the case where a raw lifetime is immediately followed by another
+// lifetime. This reserves a modest amount of space for changing lexing to, for example,
+// delay rejection of overlong char literals like `'r#long'id`.
+
+macro_rules! w {
+    ($($tt:tt)*) => {}
+}
+
+w!('r#long'id);
+//~^ ERROR character literal may only contain one codepoint
+
+fn main() {}
diff --git a/tests/ui/lifetimes/raw/immediately-followed-by-lt.stderr b/tests/ui/lifetimes/raw/immediately-followed-by-lt.stderr
new file mode 100644
index 00000000000..1caeec84b22
--- /dev/null
+++ b/tests/ui/lifetimes/raw/immediately-followed-by-lt.stderr
@@ -0,0 +1,13 @@
+error: character literal may only contain one codepoint
+  --> $DIR/immediately-followed-by-lt.rs:11:4
+   |
+LL | w!('r#long'id);
+   |    ^^^^^^^^
+   |
+help: if you meant to write a string literal, use double quotes
+   |
+LL | w!("r#long"id);
+   |    ~      ~
+
+error: aborting due to 1 previous error
+
-- 
cgit 1.4.1-3-g733a5