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Use the fact that Either: AstNode

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Maybe Waffle 2023-01-14 15:20:32 +00:00
parent c78b9f0068
commit a7787533af
5 changed files with 8 additions and 34 deletions
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11
crates/ide/src/hover.rs
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@ -230,15 +230,8 @@ fn hover_ranged(
config: &HoverConfig,
) -> Option<RangeInfo<HoverResult>> {
// FIXME: make this work in attributes
let expr_or_pat = file.covering_element(range).ancestors().find_map(|it| {
match_ast! {
match it {
ast::Expr(expr) => Some(Either::Left(expr)),
ast::Pat(pat) => Some(Either::Right(pat)),
_ => None,
}
}
})?;
let expr_or_pat =
file.covering_element(range).ancestors().find_map(Either::<ast::Expr, ast::Pat>::cast)?;
let res = match &expr_or_pat {
Either::Left(ast::Expr::TryExpr(try_expr)) => render::try_expr(sema, config, try_expr),
Either::Left(ast::Expr::PrefixExpr(prefix_expr))