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Diffstat (limited to 'crates/ide/src/rename.rs')
| -rw-r--r-- | crates/ide/src/rename.rs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/crates/ide/src/rename.rs b/crates/ide/src/rename.rs index 83bc299adc..1bb3cdb907 100644 --- a/crates/ide/src/rename.rs +++ b/crates/ide/src/rename.rs @@ -219,8 +219,13 @@ fn rename_to_self(sema: &Semantics<RootDatabase>, local: hir::Local) -> RenameRe let first_param = params .first() .ok_or_else(|| format_err!("Cannot rename local to self unless it is a parameter"))?; - if first_param.as_local(sema.db) != local { - bail!("Only the first parameter may be renamed to self"); + match first_param.as_local(sema.db) { + Some(plocal) => { + if plocal != local { + bail!("Only the first parameter may be renamed to self"); + } + } + None => bail!("rename_to_self invoked on destructuring parameter"), } let assoc_item = fn_def |