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Replace manual let else patterns with let else

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This commit is contained in:
est31 2022-10-10 22:37:42 +02:00
parent cf72565a12
commit f48d13f8d1
32 changed files with 73 additions and 150 deletions
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10
clippy_lints/src/utils/internal_lints.rs
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@ -1402,18 +1402,12 @@ impl<'tcx> LateLintPass<'tcx> for IfChainStyle {
} else {
return;
};
let then_block = match then.kind {
ExprKind::Block(block, _) => block,
_ => return,
};
let ExprKind::Block(then_block, _) = then.kind else { return };
let if_chain_span = is_expn_of(expr.span, "if_chain");
if !els {
check_nested_if_chains(cx, expr, then_block, if_chain_span);
}
let if_chain_span = match if_chain_span {
None => return,
Some(span) => span,
};
let Some(if_chain_span) = if_chain_span else { return };
// check for `if a && b;`
if_chain! {
if let ExprKind::Binary(op, _, _) = cond.kind;