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-rw-r--r--src/tools/clippy/tests/ui/unnecessary_lazy_eval.stderr283
1 files changed, 283 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/unnecessary_lazy_eval.stderr b/src/tools/clippy/tests/ui/unnecessary_lazy_eval.stderr
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+++ b/src/tools/clippy/tests/ui/unnecessary_lazy_eval.stderr
@@ -0,0 +1,283 @@
+error: unnecessary closure used to substitute value for `Option::None`
+ --> $DIR/unnecessary_lazy_eval.rs:36:13
+ |
+LL | let _ = opt.unwrap_or_else(|| 2);
+ | ^^^^--------------------
+ | |
+ | help: use `unwrap_or(..)` instead: `unwrap_or(2)`
+ |
+ = note: `-D clippy::unnecessary-lazy-evaluations` implied by `-D warnings`
+
+error: unnecessary closure used to substitute value for `Option::None`
+ --> $DIR/unnecessary_lazy_eval.rs:37:13
+ |
+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:38:13
+ |
+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:40:13
+ |
+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:41:13
+ |
+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:42:13
+ |
+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:43:13
+ |
+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:44:13
+ |
+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:45:13
+ |
+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:46:13
+ |
+LL | let _ = cond.then(|| astronomers_pi);
+ | ^^^^^-----------------------
+ | |
+ | help: use `then_some(..)` instead: `then_some(astronomers_pi)`
+
+error: unnecessary closure used to substitute value for `Option::None`
+ --> $DIR/unnecessary_lazy_eval.rs:49:13
+ |
+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:50:13
+ |
+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:51:28
+ |
+LL | let _: Option<usize> = 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:52:13
+ |
+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:53:35
+ |
+LL | let _: Result<usize, usize> = 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:54:28
+ |
+LL | let _: Option<usize> = 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:57:13
+ |
+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:58:13
+ |
+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:59:13
+ |
+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:60:13
+ |
+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:61:13
+ |
+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:81:28
+ |
+LL | let _: Option<usize> = 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:82:13
+ |
+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:83:13
+ |
+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:89:13
+ |
+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:90:13
+ |
+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:91:13
+ |
+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:113:35
+ |
+LL | let _: Result<usize, usize> = 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:114:35
+ |
+LL | let _: Result<usize, usize> = 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:115:35
+ |
+LL | let _: Result<usize, usize> = 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:117:35
+ |
+LL | let _: Result<usize, usize> = 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:118:35
+ |
+LL | let _: Result<usize, usize> = 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:119:35
+ |
+LL | let _: Result<usize, usize> = 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:120:35
+ |
+LL | let _: Result<usize, usize> = res.
+ | ___________________________________^
+LL | | // some lines
+LL | | // some lines
+LL | | // some lines
+... |
+LL | | // some lines
+LL | | or_else(|_| Ok(ext_str.some_field));
+ | |_________----------------------------------^
+ | |
+ | help: use `or(..)` instead: `or(Ok(ext_str.some_field))`
+
+error: aborting due to 34 previous errors
+