error: Unnecessary nested match --> $DIR/collapsible_match.rs:7:20 | LL | Ok(val) => match val { | ____________________^ LL | | Some(n) => foo(n), LL | | _ => return, LL | | }, | |_________^ | = note: `-D clippy::collapsible-match` implied by `-D warnings` help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:7:12 | LL | Ok(val) => match val { | ^^^ Replace this binding LL | Some(n) => foo(n), | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:16:20 | LL | Ok(val) => match val { | ____________________^ LL | | Some(n) => foo(n), LL | | _ => return, LL | | }, | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:16:12 | LL | Ok(val) => match val { | ^^^ Replace this binding LL | Some(n) => foo(n), | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:25:9 | LL | / if let Some(n) = val { LL | | take(n); LL | | } | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:24:15 | LL | if let Ok(val) = res_opt { | ^^^ Replace this binding LL | if let Some(n) = val { | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:32:9 | LL | / if let Some(n) = val { LL | | take(n); LL | | } else { LL | | return; LL | | } | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:31:15 | LL | if let Ok(val) = res_opt { | ^^^ Replace this binding LL | if let Some(n) = val { | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:43:9 | LL | / match val { LL | | Some(n) => foo(n), LL | | _ => (), LL | | } | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:42:15 | LL | if let Ok(val) = res_opt { | ^^^ Replace this binding LL | match val { LL | Some(n) => foo(n), | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:52:13 | LL | / if let Some(n) = val { LL | | take(n); LL | | } | |_____________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:51:12 | LL | Ok(val) => { | ^^^ Replace this binding LL | if let Some(n) = val { | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:61:9 | LL | / match val { LL | | Some(n) => foo(n), LL | | _ => return, LL | | } | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:60:15 | LL | if let Ok(val) = res_opt { | ^^^ Replace this binding LL | match val { LL | Some(n) => foo(n), | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:72:13 | LL | / if let Some(n) = val { LL | | take(n); LL | | } else { LL | | return; LL | | } | |_____________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:71:12 | LL | Ok(val) => { | ^^^ Replace this binding LL | if let Some(n) = val { | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:83:20 | LL | Ok(val) => match val { | ____________________^ LL | | Some(n) => foo(n), LL | | None => return, LL | | }, | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:83:12 | LL | Ok(val) => match val { | ^^^ Replace this binding LL | Some(n) => foo(n), | ^^^^^^^ with this pattern error: Unnecessary nested match --> $DIR/collapsible_match.rs:92:22 | LL | Some(val) => match val { | ______________________^ LL | | Some(n) => foo(n), LL | | _ => return, LL | | }, | |_________^ | help: The outer pattern can be modified to include the inner pattern. --> $DIR/collapsible_match.rs:92:14 | LL | Some(val) => match val { | ^^^ Replace this binding LL | Some(n) => foo(n), | ^^^^^^^ with this pattern error: aborting due to 10 previous errors