Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide-assists/src/handlers/inline_local_variable.rs')
-rw-r--r--crates/ide-assists/src/handlers/inline_local_variable.rs47
1 files changed, 10 insertions, 37 deletions
diff --git a/crates/ide-assists/src/handlers/inline_local_variable.rs b/crates/ide-assists/src/handlers/inline_local_variable.rs
index b9fc075ae8..cc7bea5152 100644
--- a/crates/ide-assists/src/handlers/inline_local_variable.rs
+++ b/crates/ide-assists/src/handlers/inline_local_variable.rs
@@ -73,39 +73,12 @@ pub(crate) fn inline_local_variable(acc: &mut Assists, ctx: &AssistContext<'_>)
}
let usage_node =
name_ref.syntax().ancestors().find(|it| ast::PathExpr::can_cast(it.kind()));
- let usage_parent_option =
- usage_node.and_then(|it| it.parent()).and_then(ast::Expr::cast);
+ let usage_parent_option = usage_node.and_then(|it| it.parent());
let usage_parent = match usage_parent_option {
Some(u) => u,
None => return Some((range, name_ref, false)),
};
- let initializer = matches!(
- initializer_expr,
- ast::Expr::CallExpr(_)
- | ast::Expr::IndexExpr(_)
- | ast::Expr::MethodCallExpr(_)
- | ast::Expr::FieldExpr(_)
- | ast::Expr::TryExpr(_)
- | ast::Expr::Literal(_)
- | ast::Expr::TupleExpr(_)
- | ast::Expr::ArrayExpr(_)
- | ast::Expr::ParenExpr(_)
- | ast::Expr::PathExpr(_)
- | ast::Expr::BlockExpr(_),
- );
- let parent = matches!(
- usage_parent,
- ast::Expr::TupleExpr(_)
- | ast::Expr::ArrayExpr(_)
- | ast::Expr::ParenExpr(_)
- | ast::Expr::ForExpr(_)
- | ast::Expr::WhileExpr(_)
- | ast::Expr::BreakExpr(_)
- | ast::Expr::ReturnExpr(_)
- | ast::Expr::MatchExpr(_)
- | ast::Expr::BlockExpr(_)
- );
- Some((range, name_ref, !(initializer || parent)))
+ Some((range, name_ref, initializer_expr.needs_parens_in(&usage_parent)))
})
.collect::<Option<Vec<_>>>()?;
@@ -281,11 +254,11 @@ fn foo() {
r"
fn bar(a: usize) {}
fn foo() {
- (1 + 1) + 1;
- if (1 + 1) > 10 {
+ 1 + 1 + 1;
+ if 1 + 1 > 10 {
}
- while (1 + 1) > 10 {
+ while 1 + 1 > 10 {
}
let b = (1 + 1) * 10;
@@ -350,14 +323,14 @@ fn foo() {
r"
fn bar(a: usize) -> usize { a }
fn foo() {
- (bar(1) as u64) + 1;
- if (bar(1) as u64) > 10 {
+ bar(1) as u64 + 1;
+ if bar(1) as u64 > 10 {
}
- while (bar(1) as u64) > 10 {
+ while bar(1) as u64 > 10 {
}
- let b = (bar(1) as u64) * 10;
+ let b = bar(1) as u64 * 10;
bar(bar(1) as u64);
}",
);
@@ -574,7 +547,7 @@ fn foo() {
r"
fn foo() {
let bar = 10;
- let b = (&bar) * 10;
+ let b = &bar * 10;
}",
);
}