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Diffstat (limited to 'crates/mbe/src/expander.rs')
| -rw-r--r-- | crates/mbe/src/expander.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/crates/mbe/src/expander.rs b/crates/mbe/src/expander.rs index 1e1bfa5505..100ec6bfb9 100644 --- a/crates/mbe/src/expander.rs +++ b/crates/mbe/src/expander.rs @@ -8,7 +8,7 @@ mod transcriber; use rustc_hash::FxHashMap; use syntax::SmolStr; -use crate::{ExpandError, ExpandResult}; +use crate::{parser::MetaVarKind, ExpandError, ExpandResult}; pub(crate) fn expand_rules( rules: &[crate::Rule], @@ -104,6 +104,7 @@ enum Binding { Fragment(Fragment), Nested(Vec<Binding>), Empty, + Missing(MetaVarKind), } #[derive(Debug, Clone, PartialEq, Eq)] |