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| author | Matthias Krüger <matthias.krueger@famsik.de> | 2020-03-03 15:13:25 +0100 |
|---|---|---|
| committer | Matthias Krüger <matthias.krueger@famsik.de> | 2020-03-03 15:13:25 +0100 |
| commit | 94867fbbb8bb0562ee0d6263668610fb858429dc (patch) | |
| tree | b1be105a5cbd40f5a3cbbe2d5fa82f8e8ddbfd97 | |
| parent | d74229b97dfca686ebd56522340d501496d2d3f2 (diff) | |
| download | rust-94867fbbb8bb0562ee0d6263668610fb858429dc.tar.gz rust-94867fbbb8bb0562ee0d6263668610fb858429dc.zip | |
use question mark operator
| -rw-r--r-- | clippy_lints/src/consts.rs | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/clippy_lints/src/consts.rs b/clippy_lints/src/consts.rs index ceda5d1a7c3..ec8ba70bf74 100644 --- a/clippy_lints/src/consts.rs +++ b/clippy_lints/src/consts.rs @@ -231,13 +231,7 @@ impl<'c, 'cc> ConstEvalLateContext<'c, 'cc> { ExprKind::Tup(ref tup) => self.multi(tup).map(Constant::Tuple), ExprKind::Repeat(ref value, _) => { let n = match self.tables.expr_ty(e).kind { - ty::Array(_, n) => { - if let Some(n) = n.try_eval_usize(self.lcx.tcx, self.lcx.param_env) { - n - } else { - return None; - } - }, + ty::Array(_, n) => n.try_eval_usize(self.lcx.tcx, self.lcx.param_env)?, _ => span_bug!(e.span, "typeck error"), }; self.expr(value).map(|v| Constant::Repeat(Box::new(v), n)) |