From 890c0702e4838f4d547f2451fc32d04691c73275 Mon Sep 17 00:00:00 2001 From: y21 <30553356+y21@users.noreply.github.com> Date: Fri, 5 Jan 2024 11:45:59 +0100 Subject: [PATCH] don't change eagerness for struct literal syntax with significant drop --- clippy_utils/src/eager_or_lazy.rs | 13 ++- tests/ui/unnecessary_lazy_eval.fixed | 13 +++ tests/ui/unnecessary_lazy_eval.rs | 13 +++ tests/ui/unnecessary_lazy_eval.stderr | 126 +++++++++++++------------- 4 files changed, 100 insertions(+), 65 deletions(-) diff --git a/clippy_utils/src/eager_or_lazy.rs b/clippy_utils/src/eager_or_lazy.rs index 4e71c6483e6..6c40029a9de 100644 --- a/clippy_utils/src/eager_or_lazy.rs +++ b/clippy_utils/src/eager_or_lazy.rs @@ -99,7 +99,10 @@ fn fn_eagerness(cx: &LateContext<'_>, fn_id: DefId, name: Symbol, have_one_arg: } fn res_has_significant_drop(res: Res, cx: &LateContext<'_>, e: &Expr<'_>) -> bool { - if let Res::Def(DefKind::Ctor(..) | DefKind::Variant, _) | Res::SelfCtor(_) = res { + if let Res::Def(DefKind::Ctor(..) | DefKind::Variant | DefKind::Enum | DefKind::Struct, _) + | Res::SelfCtor(_) + | Res::SelfTyAlias { .. } = res + { cx.typeck_results() .expr_ty(e) .has_significant_drop(cx.tcx, cx.param_env) @@ -173,6 +176,13 @@ fn expr_eagerness<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> EagernessS self.eagerness |= NoChange; return; }, + #[expect(clippy::match_same_arms)] // arm pattern can't be merged due to `ref`, see rust#105778 + ExprKind::Struct(path, ..) => { + if res_has_significant_drop(self.cx.qpath_res(path, e.hir_id), self.cx, e) { + self.eagerness = ForceNoChange; + return; + } + }, ExprKind::Path(ref path) => { if res_has_significant_drop(self.cx.qpath_res(path, e.hir_id), self.cx, e) { self.eagerness = ForceNoChange; @@ -291,7 +301,6 @@ fn expr_eagerness<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> EagernessS | ExprKind::Closure { .. } | ExprKind::Field(..) | ExprKind::AddrOf(..) - | ExprKind::Struct(..) | ExprKind::Repeat(..) | ExprKind::Block(Block { stmts: [], .. }, _) | ExprKind::OffsetOf(..) => (), diff --git a/tests/ui/unnecessary_lazy_eval.fixed b/tests/ui/unnecessary_lazy_eval.fixed index 66598f89208..d8031c484e5 100644 --- a/tests/ui/unnecessary_lazy_eval.fixed +++ b/tests/ui/unnecessary_lazy_eval.fixed @@ -47,6 +47,18 @@ impl Drop for Issue9427FollowUp { } } +struct Issue9427Followup2 { + ptr: *const (), +} +impl Issue9427Followup2 { + fn from_owned(ptr: *const ()) -> Option { + (!ptr.is_null()).then(|| Self { ptr }) + } +} +impl Drop for Issue9427Followup2 { + fn drop(&mut self) {} +} + struct Issue10437; impl Deref for Issue10437 { type Target = u32; @@ -128,6 +140,7 @@ fn main() { // Should not lint - bool let _ = (0 == 1).then(|| Issue9427(0)); // Issue9427 has a significant drop let _ = false.then(|| Issue9427FollowUp); // Issue9427FollowUp has a significant drop + let _ = false.then(|| Issue9427Followup2 { ptr: std::ptr::null() }); // should not lint, bind_instead_of_map takes priority let _ = Some(10).and_then(|idx| Some(ext_arr[idx])); diff --git a/tests/ui/unnecessary_lazy_eval.rs b/tests/ui/unnecessary_lazy_eval.rs index 5045fcd790e..ea55b1d9a90 100644 --- a/tests/ui/unnecessary_lazy_eval.rs +++ b/tests/ui/unnecessary_lazy_eval.rs @@ -47,6 +47,18 @@ impl Drop for Issue9427FollowUp { } } +struct Issue9427Followup2 { + ptr: *const (), +} +impl Issue9427Followup2 { + fn from_owned(ptr: *const ()) -> Option { + (!ptr.is_null()).then(|| Self { ptr }) + } +} +impl Drop for Issue9427Followup2 { + fn drop(&mut self) {} +} + struct Issue10437; impl Deref for Issue10437 { type Target = u32; @@ -128,6 +140,7 @@ fn main() { // Should not lint - bool let _ = (0 == 1).then(|| Issue9427(0)); // Issue9427 has a significant drop let _ = false.then(|| Issue9427FollowUp); // Issue9427FollowUp has a significant drop + let _ = false.then(|| Issue9427Followup2 { ptr: std::ptr::null() }); // should not lint, bind_instead_of_map takes priority let _ = Some(10).and_then(|idx| Some(ext_arr[idx])); diff --git a/tests/ui/unnecessary_lazy_eval.stderr b/tests/ui/unnecessary_lazy_eval.stderr index 466664aee6c..6ff2691a461 100644 --- a/tests/ui/unnecessary_lazy_eval.stderr +++ b/tests/ui/unnecessary_lazy_eval.stderr @@ -1,5 +1,5 @@ error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:71:13 + --> $DIR/unnecessary_lazy_eval.rs:83:13 | LL | let _ = opt.unwrap_or_else(|| 2); | ^^^^-------------------- @@ -10,7 +10,7 @@ LL | let _ = opt.unwrap_or_else(|| 2); = help: to override `-D warnings` add `#[allow(clippy::unnecessary_lazy_evaluations)]` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:72:13 + --> $DIR/unnecessary_lazy_eval.rs:84:13 | LL | let _ = opt.unwrap_or_else(|| astronomers_pi); | ^^^^--------------------------------- @@ -18,7 +18,7 @@ LL | let _ = opt.unwrap_or_else(|| astronomers_pi); | help: use `unwrap_or(..)` instead: `unwrap_or(astronomers_pi)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:73:13 + --> $DIR/unnecessary_lazy_eval.rs:85:13 | LL | let _ = opt.unwrap_or_else(|| ext_str.some_field); | ^^^^------------------------------------- @@ -26,7 +26,7 @@ LL | let _ = opt.unwrap_or_else(|| ext_str.some_field); | help: use `unwrap_or(..)` instead: `unwrap_or(ext_str.some_field)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:75:13 + --> $DIR/unnecessary_lazy_eval.rs:87:13 | LL | let _ = opt.and_then(|_| ext_opt); | ^^^^--------------------- @@ -34,7 +34,7 @@ LL | let _ = opt.and_then(|_| ext_opt); | help: use `and(..)` instead: `and(ext_opt)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:76:13 + --> $DIR/unnecessary_lazy_eval.rs:88:13 | LL | let _ = opt.or_else(|| ext_opt); | ^^^^------------------- @@ -42,7 +42,7 @@ LL | let _ = opt.or_else(|| ext_opt); | help: use `or(..)` instead: `or(ext_opt)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:77:13 + --> $DIR/unnecessary_lazy_eval.rs:89:13 | LL | let _ = opt.or_else(|| None); | ^^^^---------------- @@ -50,7 +50,7 @@ LL | let _ = opt.or_else(|| None); | help: use `or(..)` instead: `or(None)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:78:13 + --> $DIR/unnecessary_lazy_eval.rs:90:13 | LL | let _ = opt.get_or_insert_with(|| 2); | ^^^^------------------------ @@ -58,7 +58,7 @@ LL | let _ = opt.get_or_insert_with(|| 2); | help: use `get_or_insert(..)` instead: `get_or_insert(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:79:13 + --> $DIR/unnecessary_lazy_eval.rs:91:13 | LL | let _ = opt.ok_or_else(|| 2); | ^^^^---------------- @@ -66,7 +66,7 @@ LL | let _ = opt.ok_or_else(|| 2); | help: use `ok_or(..)` instead: `ok_or(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:80:13 + --> $DIR/unnecessary_lazy_eval.rs:92:13 | LL | let _ = nested_tuple_opt.unwrap_or_else(|| Some((1, 2))); | ^^^^^^^^^^^^^^^^^------------------------------- @@ -74,7 +74,7 @@ LL | let _ = nested_tuple_opt.unwrap_or_else(|| Some((1, 2))); | help: use `unwrap_or(..)` instead: `unwrap_or(Some((1, 2)))` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:81:13 + --> $DIR/unnecessary_lazy_eval.rs:93:13 | LL | let _ = cond.then(|| astronomers_pi); | ^^^^^----------------------- @@ -82,7 +82,7 @@ LL | let _ = cond.then(|| astronomers_pi); | help: use `then_some(..)` instead: `then_some(astronomers_pi)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:82:13 + --> $DIR/unnecessary_lazy_eval.rs:94:13 | LL | let _ = true.then(|| -> _ {}); | ^^^^^---------------- @@ -90,7 +90,7 @@ LL | let _ = true.then(|| -> _ {}); | help: use `then_some(..)` instead: `then_some({})` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:83:13 + --> $DIR/unnecessary_lazy_eval.rs:95:13 | LL | let _ = true.then(|| {}); | ^^^^^----------- @@ -98,7 +98,7 @@ LL | let _ = true.then(|| {}); | help: use `then_some(..)` instead: `then_some({})` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:87:13 + --> $DIR/unnecessary_lazy_eval.rs:99:13 | LL | let _ = Some(1).unwrap_or_else(|| *r); | ^^^^^^^^--------------------- @@ -106,7 +106,7 @@ LL | let _ = Some(1).unwrap_or_else(|| *r); | help: use `unwrap_or(..)` instead: `unwrap_or(*r)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:89:13 + --> $DIR/unnecessary_lazy_eval.rs:101:13 | LL | let _ = Some(1).unwrap_or_else(|| *b); | ^^^^^^^^--------------------- @@ -114,7 +114,7 @@ LL | let _ = Some(1).unwrap_or_else(|| *b); | help: use `unwrap_or(..)` instead: `unwrap_or(*b)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:91:13 + --> $DIR/unnecessary_lazy_eval.rs:103:13 | LL | let _ = Some(1).as_ref().unwrap_or_else(|| &r); | ^^^^^^^^^^^^^^^^^--------------------- @@ -122,7 +122,7 @@ LL | let _ = Some(1).as_ref().unwrap_or_else(|| &r); | help: use `unwrap_or(..)` instead: `unwrap_or(&r)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:92:13 + --> $DIR/unnecessary_lazy_eval.rs:104:13 | LL | let _ = Some(1).as_ref().unwrap_or_else(|| &b); | ^^^^^^^^^^^^^^^^^--------------------- @@ -130,7 +130,7 @@ LL | let _ = Some(1).as_ref().unwrap_or_else(|| &b); | help: use `unwrap_or(..)` instead: `unwrap_or(&b)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:95:13 + --> $DIR/unnecessary_lazy_eval.rs:107:13 | LL | let _ = Some(10).unwrap_or_else(|| 2); | ^^^^^^^^^-------------------- @@ -138,7 +138,7 @@ LL | let _ = Some(10).unwrap_or_else(|| 2); | help: use `unwrap_or(..)` instead: `unwrap_or(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:96:13 + --> $DIR/unnecessary_lazy_eval.rs:108:13 | LL | let _ = Some(10).and_then(|_| ext_opt); | ^^^^^^^^^--------------------- @@ -146,7 +146,7 @@ LL | let _ = Some(10).and_then(|_| ext_opt); | help: use `and(..)` instead: `and(ext_opt)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:97:28 + --> $DIR/unnecessary_lazy_eval.rs:109:28 | LL | let _: Option = None.or_else(|| ext_opt); | ^^^^^------------------- @@ -154,7 +154,7 @@ LL | let _: Option = None.or_else(|| ext_opt); | help: use `or(..)` instead: `or(ext_opt)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:98:13 + --> $DIR/unnecessary_lazy_eval.rs:110:13 | LL | let _ = None.get_or_insert_with(|| 2); | ^^^^^------------------------ @@ -162,7 +162,7 @@ LL | let _ = None.get_or_insert_with(|| 2); | help: use `get_or_insert(..)` instead: `get_or_insert(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:99:35 + --> $DIR/unnecessary_lazy_eval.rs:111:35 | LL | let _: Result = None.ok_or_else(|| 2); | ^^^^^---------------- @@ -170,7 +170,7 @@ LL | let _: Result = None.ok_or_else(|| 2); | help: use `ok_or(..)` instead: `ok_or(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:100:28 + --> $DIR/unnecessary_lazy_eval.rs:112:28 | LL | let _: Option = None.or_else(|| None); | ^^^^^---------------- @@ -178,7 +178,7 @@ LL | let _: Option = None.or_else(|| None); | help: use `or(..)` instead: `or(None)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:103:13 + --> $DIR/unnecessary_lazy_eval.rs:115:13 | LL | let _ = deep.0.unwrap_or_else(|| 2); | ^^^^^^^-------------------- @@ -186,7 +186,7 @@ LL | let _ = deep.0.unwrap_or_else(|| 2); | help: use `unwrap_or(..)` instead: `unwrap_or(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:104:13 + --> $DIR/unnecessary_lazy_eval.rs:116:13 | LL | let _ = deep.0.and_then(|_| ext_opt); | ^^^^^^^--------------------- @@ -194,7 +194,7 @@ LL | let _ = deep.0.and_then(|_| ext_opt); | help: use `and(..)` instead: `and(ext_opt)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:105:13 + --> $DIR/unnecessary_lazy_eval.rs:117:13 | LL | let _ = deep.0.or_else(|| None); | ^^^^^^^---------------- @@ -202,7 +202,7 @@ LL | let _ = deep.0.or_else(|| None); | help: use `or(..)` instead: `or(None)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:106:13 + --> $DIR/unnecessary_lazy_eval.rs:118:13 | LL | let _ = deep.0.get_or_insert_with(|| 2); | ^^^^^^^------------------------ @@ -210,7 +210,7 @@ LL | let _ = deep.0.get_or_insert_with(|| 2); | help: use `get_or_insert(..)` instead: `get_or_insert(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:107:13 + --> $DIR/unnecessary_lazy_eval.rs:119:13 | LL | let _ = deep.0.ok_or_else(|| 2); | ^^^^^^^---------------- @@ -218,7 +218,7 @@ LL | let _ = deep.0.ok_or_else(|| 2); | help: use `ok_or(..)` instead: `ok_or(2)` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:137:28 + --> $DIR/unnecessary_lazy_eval.rs:150:28 | LL | let _: Option = None.or_else(|| Some(3)); | ^^^^^------------------- @@ -226,7 +226,7 @@ LL | let _: Option = None.or_else(|| Some(3)); | help: use `or(..)` instead: `or(Some(3))` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:138:13 + --> $DIR/unnecessary_lazy_eval.rs:151:13 | LL | let _ = deep.0.or_else(|| Some(3)); | ^^^^^^^------------------- @@ -234,7 +234,7 @@ LL | let _ = deep.0.or_else(|| Some(3)); | help: use `or(..)` instead: `or(Some(3))` error: unnecessary closure used to substitute value for `Option::None` - --> $DIR/unnecessary_lazy_eval.rs:139:13 + --> $DIR/unnecessary_lazy_eval.rs:152:13 | LL | let _ = opt.or_else(|| Some(3)); | ^^^^------------------- @@ -242,7 +242,7 @@ LL | let _ = opt.or_else(|| Some(3)); | help: use `or(..)` instead: `or(Some(3))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:145:13 + --> $DIR/unnecessary_lazy_eval.rs:158:13 | LL | let _ = res2.unwrap_or_else(|_| 2); | ^^^^^--------------------- @@ -250,7 +250,7 @@ LL | let _ = res2.unwrap_or_else(|_| 2); | help: use `unwrap_or(..)` instead: `unwrap_or(2)` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:146:13 + --> $DIR/unnecessary_lazy_eval.rs:159:13 | LL | let _ = res2.unwrap_or_else(|_| astronomers_pi); | ^^^^^---------------------------------- @@ -258,7 +258,7 @@ LL | let _ = res2.unwrap_or_else(|_| astronomers_pi); | help: use `unwrap_or(..)` instead: `unwrap_or(astronomers_pi)` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:147:13 + --> $DIR/unnecessary_lazy_eval.rs:160:13 | LL | let _ = res2.unwrap_or_else(|_| ext_str.some_field); | ^^^^^-------------------------------------- @@ -266,7 +266,7 @@ LL | let _ = res2.unwrap_or_else(|_| ext_str.some_field); | help: use `unwrap_or(..)` instead: `unwrap_or(ext_str.some_field)` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:169:35 + --> $DIR/unnecessary_lazy_eval.rs:182:35 | LL | let _: Result = res.and_then(|_| Err(2)); | ^^^^-------------------- @@ -274,7 +274,7 @@ LL | let _: Result = res.and_then(|_| Err(2)); | help: use `and(..)` instead: `and(Err(2))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:170:35 + --> $DIR/unnecessary_lazy_eval.rs:183:35 | LL | let _: Result = res.and_then(|_| Err(astronomers_pi)); | ^^^^--------------------------------- @@ -282,7 +282,7 @@ LL | let _: Result = res.and_then(|_| Err(astronomers_pi)); | help: use `and(..)` instead: `and(Err(astronomers_pi))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:171:35 + --> $DIR/unnecessary_lazy_eval.rs:184:35 | LL | let _: Result = res.and_then(|_| Err(ext_str.some_field)); | ^^^^------------------------------------- @@ -290,7 +290,7 @@ LL | let _: Result = res.and_then(|_| Err(ext_str.some_field)) | help: use `and(..)` instead: `and(Err(ext_str.some_field))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:173:35 + --> $DIR/unnecessary_lazy_eval.rs:186:35 | LL | let _: Result = res.or_else(|_| Ok(2)); | ^^^^------------------ @@ -298,7 +298,7 @@ LL | let _: Result = res.or_else(|_| Ok(2)); | help: use `or(..)` instead: `or(Ok(2))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:174:35 + --> $DIR/unnecessary_lazy_eval.rs:187:35 | LL | let _: Result = res.or_else(|_| Ok(astronomers_pi)); | ^^^^------------------------------- @@ -306,7 +306,7 @@ LL | let _: Result = res.or_else(|_| Ok(astronomers_pi)); | help: use `or(..)` instead: `or(Ok(astronomers_pi))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:175:35 + --> $DIR/unnecessary_lazy_eval.rs:188:35 | LL | let _: Result = res.or_else(|_| Ok(ext_str.some_field)); | ^^^^----------------------------------- @@ -314,7 +314,7 @@ LL | let _: Result = res.or_else(|_| Ok(ext_str.some_field)); | help: use `or(..)` instead: `or(Ok(ext_str.some_field))` error: unnecessary closure used to substitute value for `Result::Err` - --> $DIR/unnecessary_lazy_eval.rs:176:35 + --> $DIR/unnecessary_lazy_eval.rs:189:35 | LL | let _: Result = res. | ___________________________________^ @@ -329,7 +329,7 @@ LL | | or_else(|_| Ok(ext_str.some_field)); | help: use `or(..)` instead: `or(Ok(ext_str.some_field))` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:206:14 + --> $DIR/unnecessary_lazy_eval.rs:219:14 | LL | let _x = false.then(|| i32::MAX + 1); | ^^^^^^--------------------- @@ -337,7 +337,7 @@ LL | let _x = false.then(|| i32::MAX + 1); | help: use `then_some(..)` instead: `then_some(i32::MAX + 1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:208:14 + --> $DIR/unnecessary_lazy_eval.rs:221:14 | LL | let _x = false.then(|| i32::MAX * 2); | ^^^^^^--------------------- @@ -345,7 +345,7 @@ LL | let _x = false.then(|| i32::MAX * 2); | help: use `then_some(..)` instead: `then_some(i32::MAX * 2)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:210:14 + --> $DIR/unnecessary_lazy_eval.rs:223:14 | LL | let _x = false.then(|| i32::MAX - 1); | ^^^^^^--------------------- @@ -353,7 +353,7 @@ LL | let _x = false.then(|| i32::MAX - 1); | help: use `then_some(..)` instead: `then_some(i32::MAX - 1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:212:14 + --> $DIR/unnecessary_lazy_eval.rs:225:14 | LL | let _x = false.then(|| i32::MIN - 1); | ^^^^^^--------------------- @@ -361,7 +361,7 @@ LL | let _x = false.then(|| i32::MIN - 1); | help: use `then_some(..)` instead: `then_some(i32::MIN - 1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:214:14 + --> $DIR/unnecessary_lazy_eval.rs:227:14 | LL | let _x = false.then(|| (1 + 2 * 3 - 2 / 3 + 9) << 2); | ^^^^^^------------------------------------- @@ -369,7 +369,7 @@ LL | let _x = false.then(|| (1 + 2 * 3 - 2 / 3 + 9) << 2); | help: use `then_some(..)` instead: `then_some((1 + 2 * 3 - 2 / 3 + 9) << 2)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:216:14 + --> $DIR/unnecessary_lazy_eval.rs:229:14 | LL | let _x = false.then(|| 255u8 << 7); | ^^^^^^------------------- @@ -377,7 +377,7 @@ LL | let _x = false.then(|| 255u8 << 7); | help: use `then_some(..)` instead: `then_some(255u8 << 7)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:218:14 + --> $DIR/unnecessary_lazy_eval.rs:231:14 | LL | let _x = false.then(|| 255u8 << 8); | ^^^^^^------------------- @@ -385,7 +385,7 @@ LL | let _x = false.then(|| 255u8 << 8); | help: use `then_some(..)` instead: `then_some(255u8 << 8)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:220:14 + --> $DIR/unnecessary_lazy_eval.rs:233:14 | LL | let _x = false.then(|| 255u8 >> 8); | ^^^^^^------------------- @@ -393,7 +393,7 @@ LL | let _x = false.then(|| 255u8 >> 8); | help: use `then_some(..)` instead: `then_some(255u8 >> 8)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:223:14 + --> $DIR/unnecessary_lazy_eval.rs:236:14 | LL | let _x = false.then(|| i32::MAX + -1); | ^^^^^^---------------------- @@ -401,7 +401,7 @@ LL | let _x = false.then(|| i32::MAX + -1); | help: use `then_some(..)` instead: `then_some(i32::MAX + -1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:225:14 + --> $DIR/unnecessary_lazy_eval.rs:238:14 | LL | let _x = false.then(|| -i32::MAX); | ^^^^^^------------------ @@ -409,7 +409,7 @@ LL | let _x = false.then(|| -i32::MAX); | help: use `then_some(..)` instead: `then_some(-i32::MAX)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:227:14 + --> $DIR/unnecessary_lazy_eval.rs:240:14 | LL | let _x = false.then(|| -i32::MIN); | ^^^^^^------------------ @@ -417,7 +417,7 @@ LL | let _x = false.then(|| -i32::MIN); | help: use `then_some(..)` instead: `then_some(-i32::MIN)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:230:14 + --> $DIR/unnecessary_lazy_eval.rs:243:14 | LL | let _x = false.then(|| 255 >> -7); | ^^^^^^------------------ @@ -425,7 +425,7 @@ LL | let _x = false.then(|| 255 >> -7); | help: use `then_some(..)` instead: `then_some(255 >> -7)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:232:14 + --> $DIR/unnecessary_lazy_eval.rs:245:14 | LL | let _x = false.then(|| 255 << -1); | ^^^^^^------------------ @@ -433,7 +433,7 @@ LL | let _x = false.then(|| 255 << -1); | help: use `then_some(..)` instead: `then_some(255 << -1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:234:14 + --> $DIR/unnecessary_lazy_eval.rs:247:14 | LL | let _x = false.then(|| 1 / 0); | ^^^^^^-------------- @@ -441,7 +441,7 @@ LL | let _x = false.then(|| 1 / 0); | help: use `then_some(..)` instead: `then_some(1 / 0)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:236:14 + --> $DIR/unnecessary_lazy_eval.rs:249:14 | LL | let _x = false.then(|| x << -1); | ^^^^^^---------------- @@ -449,7 +449,7 @@ LL | let _x = false.then(|| x << -1); | help: use `then_some(..)` instead: `then_some(x << -1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:238:14 + --> $DIR/unnecessary_lazy_eval.rs:251:14 | LL | let _x = false.then(|| x << 2); | ^^^^^^--------------- @@ -457,7 +457,7 @@ LL | let _x = false.then(|| x << 2); | help: use `then_some(..)` instead: `then_some(x << 2)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:248:14 + --> $DIR/unnecessary_lazy_eval.rs:261:14 | LL | let _x = false.then(|| x / 0); | ^^^^^^-------------- @@ -465,7 +465,7 @@ LL | let _x = false.then(|| x / 0); | help: use `then_some(..)` instead: `then_some(x / 0)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:250:14 + --> $DIR/unnecessary_lazy_eval.rs:263:14 | LL | let _x = false.then(|| x % 0); | ^^^^^^-------------- @@ -473,7 +473,7 @@ LL | let _x = false.then(|| x % 0); | help: use `then_some(..)` instead: `then_some(x % 0)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:253:14 + --> $DIR/unnecessary_lazy_eval.rs:266:14 | LL | let _x = false.then(|| 1 / -1); | ^^^^^^--------------- @@ -481,7 +481,7 @@ LL | let _x = false.then(|| 1 / -1); | help: use `then_some(..)` instead: `then_some(1 / -1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:255:14 + --> $DIR/unnecessary_lazy_eval.rs:268:14 | LL | let _x = false.then(|| i32::MIN / -1); | ^^^^^^---------------------- @@ -489,7 +489,7 @@ LL | let _x = false.then(|| i32::MIN / -1); | help: use `then_some(..)` instead: `then_some(i32::MIN / -1)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:258:14 + --> $DIR/unnecessary_lazy_eval.rs:271:14 | LL | let _x = false.then(|| i32::MIN / 0); | ^^^^^^--------------------- @@ -497,7 +497,7 @@ LL | let _x = false.then(|| i32::MIN / 0); | help: use `then_some(..)` instead: `then_some(i32::MIN / 0)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:260:14 + --> $DIR/unnecessary_lazy_eval.rs:273:14 | LL | let _x = false.then(|| 4 / 2); | ^^^^^^-------------- @@ -505,7 +505,7 @@ LL | let _x = false.then(|| 4 / 2); | help: use `then_some(..)` instead: `then_some(4 / 2)` error: unnecessary closure used with `bool::then` - --> $DIR/unnecessary_lazy_eval.rs:268:14 + --> $DIR/unnecessary_lazy_eval.rs:281:14 | LL | let _x = false.then(|| f1 + f2); | ^^^^^^----------------