Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 18 insertions, 0 deletions

diff --git a/third_party/rust/nom/tests/reborrow_fold.rs b/third_party/rust/nom/tests/reborrow_fold.rs
new file mode 100644
index 0000000000..b53555b074
--- /dev/null
+++ b/third_party/rust/nom/tests/reborrow_fold.rs
@@ -0,0 +1,18 @@
+#![allow(dead_code)]
+#![allow(unused_variables)]
+
+#[macro_use]
+extern crate nom;
+
+use std::str;
+
+named_args!(atom<'a>(tomb: &'a mut ())<String>,
+            map!(map_res!(is_not!(" \t\r\n()"), str::from_utf8), ToString::to_string));
+
+/*FIXME: should we support the use case of borrowing data mutably in a parser?
+named_args!(list<'a>(tomb: &'a mut ())<String>,
+  delimited!(
+    char!('('),
+    fold_many0!(call!(atom, tomb), "".to_string(), |acc: String, next: String| acc + next.as_str()),
+    char!(')')));
+*/