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Use pattern_single instead of pattern in mbe pat

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This commit is contained in:
Edwin Cheng 2020-12-20 17:13:40 +08:00
parent f3125555a8
commit f942d10e80
3 changed files with 14 additions and 2 deletions
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12
crates/mbe/src/tests.rs
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@ -1003,6 +1003,18 @@ fn test_underscore() {
.assert_expand_items(r#"foo! { => }"#, r#"0"#);
}
#[test]
fn test_vertical_bar_with_pat() {
parse_macro(
r#"
macro_rules! foo {
(| $pat:pat | ) => { 0 }
}
"#,
)
.assert_expand_items(r#"foo! { | x | }"#, r#"0"#);
}
#[test]
fn test_lifetime() {
parse_macro(