@@ -22,6 +22,22 @@ fn is_id_continue(c: char) -> bool {
unicode_xid::UnicodeXID::is_xid_continue(c)
}
+// Workaround for Ubuntu 18.04. The default Rust package is 1.65 (and unlikely to change I assume?), but the
+// generic format parser library uses `is_some_and` which was introduced in 1.70. So this is a reimplementation,
+// directly taken from the standard library sources
+trait IsSomeAnd<T> {
+ fn is_some_and(self, f: impl FnOnce(T) -> bool) -> bool;
+}
+
+impl<T> IsSomeAnd<T> for Option<T> {
+ fn is_some_and(self, f: impl FnOnce(T) -> bool) -> bool {
+ match self {
+ None => false,
+ Some(x) => f(x),
+ }
+ }
+}
+
// use rustc_lexer::unescape;
pub use Alignment::*;
pub use Count::*;