mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-15 01:17:16 +00:00
157 lines
4.8 KiB
Text
157 lines
4.8 KiB
Text
error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:10:14
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LL | let _y = match x {
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| ______________^
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LL | | Some(0) => true,
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LL | | _ => false,
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LL | | };
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| |_____^ help: try this: `matches!(x, Some(0))`
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= note: `-D clippy::match-like-matches-macro` implied by `-D warnings`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:16:14
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LL | let _w = match x {
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| ______________^
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LL | | Some(_) => true,
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LL | | _ => false,
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LL | | };
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| |_____^ help: try this: `matches!(x, Some(_))`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/match_expr_like_matches_macro.rs:22:14
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LL | let _z = match x {
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| ______________^
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LL | | Some(_) => false,
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LL | | None => true,
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LL | | };
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| |_____^ help: try this: `x.is_none()`
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= note: `-D clippy::redundant-pattern-matching` implied by `-D warnings`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:28:15
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LL | let _zz = match x {
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| _______________^
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LL | | Some(r) if r == 0 => false,
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LL | | _ => true,
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LL | | };
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| |_____^ help: try this: `!matches!(x, Some(r) if r == 0)`
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error: if let .. else expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:34:16
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LL | let _zzz = if let Some(5) = x { true } else { false };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `matches!(x, Some(5))`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:58:20
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LL | let _ans = match x {
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| ____________________^
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LL | | E::A(_) => true,
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LL | | E::B(_) => true,
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LL | | _ => false,
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LL | | };
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| |_________^ help: try this: `matches!(x, E::A(_) | E::B(_))`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:66:20
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LL | let _ans = match x {
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| ____________________^
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LL | | E::B(_) => false,
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LL | | E::C => false,
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LL | | _ => true,
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LL | | };
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| |_________^ help: try this: `!matches!(x, E::B(_) | E::C)`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:126:18
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LL | let _z = match &z {
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| __________________^
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LL | | Some(3) => true,
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LL | | _ => false,
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LL | | };
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| |_________^ help: try this: `matches!(z, Some(3))`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:135:18
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LL | let _z = match &z {
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| __________________^
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LL | | Some(3) => true,
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LL | | _ => false,
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LL | | };
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| |_________^ help: try this: `matches!(&z, Some(3))`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:152:21
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LL | let _ = match &z {
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| _____________________^
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LL | | AnEnum::X => true,
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LL | | _ => false,
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LL | | };
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| |_____________^ help: try this: `matches!(&z, AnEnum::X)`
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:166:20
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LL | let _res = match &val {
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| ____________________^
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LL | | &Some(ref _a) => true,
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LL | | _ => false,
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LL | | };
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| |_________^ help: try this: `matches!(&val, &Some(ref _a))`
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error: you don't need to add `&` to both the expression and the patterns
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--> $DIR/match_expr_like_matches_macro.rs:166:20
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LL | let _res = match &val {
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| ____________________^
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LL | | &Some(ref _a) => true,
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LL | | _ => false,
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LL | | };
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| |_________^
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= note: `-D clippy::match-ref-pats` implied by `-D warnings`
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help: try
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LL | let _res = match val {
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LL | Some(ref _a) => true,
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error: match expression looks like `matches!` macro
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--> $DIR/match_expr_like_matches_macro.rs:178:20
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LL | let _res = match &val {
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| ____________________^
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LL | | &Some(ref _a) => true,
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LL | | _ => false,
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LL | | };
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| |_________^ help: try this: `matches!(&val, &Some(ref _a))`
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error: you don't need to add `&` to both the expression and the patterns
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--> $DIR/match_expr_like_matches_macro.rs:178:20
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LL | let _res = match &val {
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| ____________________^
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LL | | &Some(ref _a) => true,
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LL | | _ => false,
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LL | | };
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| |_________^
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help: try
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LL | let _res = match val {
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LL | Some(ref _a) => true,
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error: aborting due to 14 previous errors
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