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remove needless clone

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This commit is contained in:
Aleksey Kladov 2019-09-02 19:21:28 +03:00
parent 4417a97bc5
commit e2b3844493
1 changed files with 1 additions and 1 deletions
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crates/ra_mbe/src/mbe_expander.rs
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@ -193,7 +193,7 @@ fn match_lhs(pattern: &crate::Subtree, input: &mut TtCursor) -> Result<Bindings,
match pat {
crate::TokenTree::Leaf(leaf) => match leaf {
crate::Leaf::Var(crate::Var { text, kind }) => {
let kind = kind.clone().ok_or(ExpandError::UnexpectedToken)?;
let kind = kind.as_ref().ok_or(ExpandError::UnexpectedToken)?;
match match_meta_var(kind.as_str(), input)? {
Some(tt) => {
res.inner.insert(text.clone(), Binding::Simple(tt));