Fix a bunch of errors from clippy --tests

cli/tests/cli_run.rs

@@ -92,7 +92,7 @@ mod cli_run {
         let (before_first_digit, _) = err.split_at(err.rfind("found in ").unwrap());
         let err = format!("{}found in <ignored for test> ms.", before_first_digit);
 
-        assert_multiline_str_eq!(err.as_str(), expected.into());
+        assert_multiline_str_eq!(err.as_str(), expected);
     }
 
     fn check_format_check_as_expected(file: &Path, expects_success_exit_code: bool) {
@@ -122,10 +122,9 @@ mod cli_run {
             ),
         };
 
-        if !compile_out.stderr.is_empty() &&
-            // If there is any stderr, it should be reporting the runtime and that's it!
-            !(compile_out.stderr.starts_with("runtime: ")
-                && compile_out.stderr.ends_with("ms\n"))
+        // If there is any stderr, it should be reporting the runtime and that's it!
+        if !(compile_out.stderr.is_empty()
+            || compile_out.stderr.starts_with("runtime: ") && compile_out.stderr.ends_with("ms\n"))
         {
             panic!(
                 "`roc` command had unexpected stderr: {}",
@@ -165,7 +164,7 @@ mod cli_run {
                     if use_valgrind && ALLOW_VALGRIND {
                         let (valgrind_out, raw_xml) = if let Some(ref input_file) = input_file {
                             run_with_valgrind(
-                                stdin.clone().iter().copied(),
+                                stdin.iter().copied(),
                                 &[
                                     file.with_file_name(executable_filename).to_str().unwrap(),
                                     input_file.clone().to_str().unwrap(),
@@ -173,7 +172,7 @@ mod cli_run {
                             )
                         } else {
                             run_with_valgrind(
-                                stdin.clone().iter().copied(),
+                                stdin.iter().copied(),
                                 &[file.with_file_name(executable_filename).to_str().unwrap()],
                             )
                         };

compiler/can/tests/test_can.rs

@@ -326,10 +326,12 @@ mod test_can {
         // 2. Thus, `g` is not defined then final reference to it is a
         //    `LookupNotInScope`.
         assert_eq!(problems.len(), 2);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::SignatureDefMismatch { .. } => true,
-            Problem::RuntimeError(RuntimeError::LookupNotInScope(_, _)) => true,
-            _ => false,
+        assert!(problems.iter().all(|problem| {
+            matches!(
+                problem,
+                Problem::SignatureDefMismatch { .. }
+                    | Problem::RuntimeError(RuntimeError::LookupNotInScope(_, _))
+            )
         }));
     }
 
@@ -352,10 +354,12 @@ mod test_can {
         // 2. Thus, `g` is not defined then final reference to it is a
         //    `LookupNotInScope`.
         assert_eq!(problems.len(), 2);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::SignatureDefMismatch { .. } => true,
-            Problem::RuntimeError(RuntimeError::LookupNotInScope(_, _)) => true,
-            _ => false,
+        assert!(problems.iter().all(|problem| {
+            matches!(
+                problem,
+                Problem::SignatureDefMismatch { .. }
+                    | Problem::RuntimeError(RuntimeError::LookupNotInScope(_, _))
+            )
         }));
     }
 
@@ -374,10 +378,10 @@ mod test_can {
         let CanExprOut { problems, .. } = can_expr_with(&arena, test_home(), src);
 
         assert_eq!(problems.len(), 1);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::RuntimeError(RuntimeError::Shadowing { .. }) => true,
-            _ => false,
-        }));
+        assert!(problems.iter().all(|problem| matches!(
+            problem,
+            Problem::RuntimeError(RuntimeError::Shadowing { .. })
+        )));
     }
 
     #[test]
@@ -395,10 +399,10 @@ mod test_can {
         let CanExprOut { problems, .. } = can_expr_with(&arena, test_home(), src);
 
         assert_eq!(problems.len(), 1);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::RuntimeError(RuntimeError::Shadowing { .. }) => true,
-            _ => false,
-        }));
+        assert!(problems.iter().all(|problem| matches!(
+            problem,
+            Problem::RuntimeError(RuntimeError::Shadowing { .. })
+        )));
     }
 
     #[test]
@@ -417,10 +421,10 @@ mod test_can {
 
         assert_eq!(problems.len(), 1);
         println!("{:#?}", problems);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::RuntimeError(RuntimeError::Shadowing { .. }) => true,
-            _ => false,
-        }));
+        assert!(problems.iter().all(|problem| matches!(
+            problem,
+            Problem::RuntimeError(RuntimeError::Shadowing { .. })
+        )));
     }
 
     #[test]
@@ -540,10 +544,9 @@ mod test_can {
         let CanExprOut { problems, .. } = can_expr_with(&arena, test_home(), src);
 
         assert_eq!(problems.len(), 1);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::UnusedDef(_, _) => true,
-            _ => false,
-        }));
+        assert!(problems
+            .iter()
+            .all(|problem| matches!(problem, Problem::UnusedDef(_, _))));
     }
 
     #[test]
@@ -563,10 +566,9 @@ mod test_can {
         let CanExprOut { problems, .. } = can_expr_with(&arena, test_home(), src);
 
         assert_eq!(problems.len(), 2);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::UnusedDef(_, _) => true,
-            _ => false,
-        }));
+        assert!(problems
+            .iter()
+            .all(|problem| matches!(problem, Problem::UnusedDef(_, _))));
     }
     // LOCALS
 
@@ -643,10 +645,9 @@ mod test_can {
         } = can_expr_with(&arena, test_home(), src);
 
         assert_eq!(problems.len(), 1);
-        assert!(problems.iter().all(|problem| match problem {
-            Problem::InvalidOptionalValue { .. } => true,
-            _ => false,
-        }));
+        assert!(problems
+            .iter()
+            .all(|problem| matches!(problem, Problem::InvalidOptionalValue { .. })));
 
         assert!(matches!(
             loc_expr.value,

compiler/fmt/tests/test_fmt.rs

@@ -86,7 +86,7 @@ mod test_fmt {
     ) {
         fmt_module(buf, module);
 
-        match module_defs().parse(&arena, state) {
+        match module_defs().parse(arena, state) {
             Ok((_, loc_defs, _)) => {
                 for loc_def in loc_defs {
                     fmt_def(buf, arena.alloc(loc_def.value), 0);

compiler/gen_dev/src/generic64/x86_64.rs

@@ -2425,12 +2425,13 @@ mod tests {
         let mut buf = bumpalo::vec![in &arena];
         let cvtss2sd_code: u8 = 0x5A;
 
-        for (op_code, reg1, reg2, expected) in &[(
+        {
+            let (op_code, reg1, reg2, expected) = &(
             cvtss2sd_code,
             X86_64FloatReg::XMM1,
             X86_64FloatReg::XMM0,
             [0xF3, 0x0F, 0x5A, 0xC8],
-        )] {
+        );
             buf.clear();
             cvtsx2_help(&mut buf, 0xF3, *op_code, *reg1, *reg2);
             assert_eq!(expected, &buf[..]);

compiler/gen_wasm/src/wasm_module/serialize.rs

@@ -331,7 +331,7 @@ mod tests {
     use super::*;
     use bumpalo::{self, collections::Vec, Bump};
 
-    fn help_u32<'a>(arena: &'a Bump, value: u32) -> Vec<'a, u8> {
+    fn help_u32(arena: &Bump, value: u32) -> Vec<'_, u8> {
         let mut buffer = Vec::with_capacity_in(MAX_SIZE_ENCODED_U32, arena);
         buffer.encode_u32(value);
         buffer
@@ -349,7 +349,7 @@ mod tests {
         assert_eq!(help_u32(a, u32::MAX), &[0xff, 0xff, 0xff, 0xff, 0x0f]);
     }
 
-    fn help_u64<'a>(arena: &'a Bump, value: u64) -> Vec<'a, u8> {
+    fn help_u64(arena: &Bump, value: u64) -> Vec<'_, u8> {
         let mut buffer = Vec::with_capacity_in(10, arena);
         buffer.encode_u64(value);
         buffer
@@ -370,7 +370,7 @@ mod tests {
         );
     }
 
-    fn help_i32<'a>(arena: &'a Bump, value: i32) -> Vec<'a, u8> {
+    fn help_i32(arena: &Bump, value: i32) -> Vec<'_, u8> {
         let mut buffer = Vec::with_capacity_in(MAX_SIZE_ENCODED_U32, arena);
         buffer.encode_i32(value);
         buffer
@@ -390,7 +390,7 @@ mod tests {
         assert_eq!(help_i32(a, i32::MIN), &[0x80, 0x80, 0x80, 0x80, 0x78]);
     }
 
-    fn help_i64<'a>(arena: &'a Bump, value: i64) -> Vec<'a, u8> {
+    fn help_i64(arena: &Bump, value: i64) -> Vec<'_, u8> {
         let mut buffer = Vec::with_capacity_in(10, arena);
         buffer.encode_i64(value);
         buffer

compiler/load_internal/tests/helpers/mod.rs

@@ -2,6 +2,6 @@ extern crate bumpalo;
 
 use std::path::{Path, PathBuf};
 
-pub fn fixtures_dir<'a>() -> PathBuf {
+pub fn fixtures_dir() -> PathBuf {
     Path::new("tests").join("fixtures").join("build")
 }

compiler/mono/src/copy.rs

@@ -663,7 +663,7 @@ mod test {
             FlexVar(Some(name)) => {
                 assert_eq!(subs[*name].as_str(), "a");
             }
-            it => assert!(false, "{:?}", it),
+            it => unreachable!("{:?}", it),
         }
     }
 
@@ -686,7 +686,7 @@ mod test {
             RigidVar(name) => {
                 assert_eq!(subs[*name].as_str(), "a");
             }
-            it => assert!(false, "{:?}", it),
+            it => unreachable!("{:?}", it),
         }
     }
 
@@ -709,7 +709,7 @@ mod test {
             FlexAbleVar(Some(name), Symbol::UNDERSCORE) => {
                 assert_eq!(subs[*name].as_str(), "a");
             }
-            it => assert!(false, "{:?}", it),
+            it => unreachable!("{:?}", it),
         }
     }
 
@@ -732,7 +732,7 @@ mod test {
             RigidAbleVar(name, Symbol::UNDERSCORE) => {
                 assert_eq!(subs[*name].as_str(), "a");
             }
-            it => assert!(false, "{:?}", it),
+            it => unreachable!("{:?}", it),
         }
     }
 }

compiler/parse/tests/test_parse.rs

@@ -342,7 +342,7 @@ mod test_parse {
         assert_eq!(Ok(expected_expr), actual);
     }
 
-    fn assert_parsing_fails<'a>(input: &'a str, _reason: SyntaxError) {
+    fn assert_parsing_fails(input: &str, _reason: SyntaxError) {
         let arena = Bump::new();
         let actual = parse_expr_with(&arena, input);
 
@@ -820,7 +820,7 @@ mod test_parse {
             }
             Err((_, _fail, _state)) => {
                 // dbg!(_fail, _state);
-                assert!(false);
+                panic!("Failed to parse!");
             }
         }
     }

compiler/solve/tests/solve_expr.rs

@@ -113,7 +113,7 @@ mod solve_expr {
         let filename = PathBuf::from("test.roc");
         let src_lines: Vec<&str> = src.split('\n').collect();
         let lines = LineInfo::new(src);
-        let alloc = RocDocAllocator::new(&src_lines, home, &interns);
+        let alloc = RocDocAllocator::new(&src_lines, home, interns);
 
         let mut can_reports = vec![];
         let mut type_reports = vec![];
@@ -271,7 +271,7 @@ mod solve_expr {
             let end = region.end().offset;
             let text = &src[start as usize..end as usize];
             let var = find_type_at(region, &decls)
-                .expect(&format!("No type for {} ({:?})!", &text, region));
+                .unwrap_or_else(|| panic!("No type for {} ({:?})!", &text, region));
 
             let actual_str = name_and_print_var(var, subs, home, &interns);
 
@@ -323,8 +323,7 @@ mod solve_expr {
             let has_the_one = pretty_specializations
                 .iter()
                 // references are annoying so we do this
-                .find(|(p, s)| p == parent && s == &specialization)
-                .is_some();
+                .any(|(p, s)| p == parent && s == &specialization);
             assert!(
                 has_the_one,
                 "{:#?} not in {:#?}",

compiler/test_gen/build.rs

@@ -107,7 +107,7 @@ fn build_wasm_libc_compilerrt(out_dir: &str, source_path: &str) -> (String, Stri
 fn feature_is_enabled(feature_name: &str) -> bool {
     let cargo_env_var = format!(
         "CARGO_FEATURE_{}",
-        feature_name.replace("-", "_").to_uppercase()
+        feature_name.replace('-', "_").to_uppercase()
     );
     env::var(cargo_env_var).is_ok()
 }

compiler/test_gen/src/gen_dict.rs

@@ -65,7 +65,7 @@ fn dict_nonempty_contains() {
         indoc!(
             r#"
             empty : Dict I64 F64
-            empty = Dict.insert Dict.empty 42 3.14
+            empty = Dict.insert Dict.empty 42 1.23
 
             Dict.contains empty 42
             "#
@@ -101,7 +101,7 @@ fn dict_nonempty_remove() {
         indoc!(
             r#"
             empty : Dict I64 F64
-            empty = Dict.insert Dict.empty 42 3.14
+            empty = Dict.insert Dict.empty 42 1.23
 
             empty
                 |> Dict.remove 42
@@ -120,7 +120,7 @@ fn dict_nonempty_get() {
         indoc!(
             r#"
             empty : Dict I64 F64
-            empty = Dict.insert Dict.empty 42 3.14
+            empty = Dict.insert Dict.empty 42 1.23
 
             withDefault = \x, def ->
                 when  x is
@@ -128,12 +128,12 @@ fn dict_nonempty_get() {
                     Err _ -> def
 
             empty
-                |> Dict.insert 42 3.14
+                |> Dict.insert 42 1.23
                 |> Dict.get 42
                 |> withDefault 0
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 
@@ -146,7 +146,7 @@ fn dict_nonempty_get() {
                     Err _ -> def
 
             Dict.empty
-                |> Dict.insert 42 3.14
+                |> Dict.insert 42 1.23
                 |> Dict.get 43
                 |> withDefault 0
             "#

compiler/test_gen/src/gen_list.rs

@@ -1089,7 +1089,7 @@ fn list_map_closure() {
         indoc!(
             r#"
             pi : F64
-            pi = 3.14
+            pi = 1.23
 
             single : List F64
             single =
@@ -1098,7 +1098,7 @@ fn list_map_closure() {
             List.map single (\x -> x + pi)
             "#
         ),
-        RocList::from_slice(&[3.14]),
+        RocList::from_slice(&[1.23]),
         RocList<f64>
     );
 }

compiler/test_gen/src/gen_primitives.rs

@@ -217,7 +217,7 @@ fn gen_when_one_branch() {
     assert_evals_to!(
         indoc!(
             r#"
-                when 3.14 is
+                when 1.23 is
                     _ -> 23
             "#
         ),
@@ -332,12 +332,12 @@ fn return_unnamed_fn() {
                 alwaysFloatIdentity = \_ ->
                     (\a -> a)
 
-                (alwaysFloatIdentity 2) 3.14
+                (alwaysFloatIdentity 2) 1.23
 
             wrapper {}
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }
@@ -380,12 +380,12 @@ fn gen_basic_def() {
     assert_evals_to!(
         indoc!(
             r#"
-                pi = 3.14
+                pi = 1.23
 
                 pi
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }
@@ -398,7 +398,7 @@ fn gen_multiple_defs() {
             r#"
                 answer = 42
 
-                pi = 3.14
+                pi = 1.23
 
                 if pi > 3 then answer else answer
             "#
@@ -412,12 +412,12 @@ fn gen_multiple_defs() {
             r#"
                 answer = 42
 
-                pi = 3.14
+                pi = 1.23
 
                 if answer > 3 then pi else pi
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }
@@ -582,13 +582,13 @@ fn top_level_constant() {
             r#"
             app "test" provides [ main ] to "./platform"
 
-            pi = 3.1415
+            pi = 1.2315
 
             main =
                 pi + pi
                 "#
         ),
-        3.1415 + 3.1415,
+        1.2315 + 1.2315,
         f64
     );
 }
@@ -1144,7 +1144,7 @@ fn io_poc_effect() {
 
             foo : Effect F64
             foo =
-                succeed 3.14
+                succeed 1.23
 
             main : F64
             main =
@@ -1152,7 +1152,7 @@ fn io_poc_effect() {
 
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }
@@ -1170,7 +1170,7 @@ fn io_poc_desugared() {
 
             foo : Str -> F64
             foo =
-                succeed 3.14
+                succeed 1.23
 
             # runEffect : ({} ->  a) -> a
             runEffect = \thunk -> thunk ""
@@ -1180,7 +1180,7 @@ fn io_poc_desugared() {
                 runEffect foo
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }
@@ -1817,15 +1817,15 @@ fn unified_empty_closure_bool() {
 
             foo = \{} ->
                 when A is
-                    A -> (\_ -> 3.14)
-                    B -> (\_ -> 3.14)
+                    A -> (\_ -> 1.23)
+                    B -> (\_ -> 1.23)
 
             main : Frac *
             main =
                 (foo {}) 0
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }
@@ -1842,16 +1842,16 @@ fn unified_empty_closure_byte() {
 
             foo = \{} ->
                 when A is
-                    A -> (\_ -> 3.14)
-                    B -> (\_ -> 3.14)
-                    C -> (\_ -> 3.14)
+                    A -> (\_ -> 1.23)
+                    B -> (\_ -> 1.23)
+                    C -> (\_ -> 1.23)
 
             main : Frac *
             main =
                 (foo {}) 0
             "#
         ),
-        3.14,
+        1.23,
         f64
     );
 }

compiler/test_gen/src/gen_records.rs

@@ -200,7 +200,7 @@ fn when_record_with_guard_pattern() {
     assert_evals_to!(
         indoc!(
             r#"
-                when { x: 0x2, y: 3.14 } is
+                when { x: 0x2, y: 1.23 } is
                     { x: var } -> var + 3
                 "#
         ),
@@ -215,7 +215,7 @@ fn let_with_record_pattern() {
     assert_evals_to!(
         indoc!(
             r#"
-                { x } = { x: 0x2, y: 3.14 }
+                { x } = { x: 0x2, y: 1.23 }
 
                 x
                 "#
@@ -231,7 +231,7 @@ fn record_guard_pattern() {
     assert_evals_to!(
         indoc!(
             r#"
-                when { x: 0x2, y: 3.14 } is
+                when { x: 0x2, y: 1.23 } is
                     { x: 0x4 } -> 5
                     { x } -> x + 3
                 "#
@@ -741,10 +741,10 @@ fn return_record_float_int() {
     assert_evals_to!(
         indoc!(
             r#"
-                { a: 3.14, b: 0x1 }
+                { a: 1.23, b: 0x1 }
                 "#
         ),
-        (3.14, 0x1),
+        (1.23, 0x1),
         (f64, i64)
     );
 }
@@ -755,10 +755,10 @@ fn return_record_int_float() {
     assert_evals_to!(
         indoc!(
             r#"
-                { a: 0x1, b: 3.14 }
+                { a: 0x1, b: 1.23 }
                 "#
         ),
-        (0x1, 3.14),
+        (0x1, 1.23),
         (i64, f64)
     );
 }
@@ -769,10 +769,10 @@ fn return_record_float_float() {
     assert_evals_to!(
         indoc!(
             r#"
-                { a: 6.28, b: 3.14 }
+                { a: 2.46, b: 1.23 }
                 "#
         ),
-        (6.28, 3.14),
+        (2.46, 1.23),
         (f64, f64)
     );
 }
@@ -783,10 +783,10 @@ fn return_record_float_float_float() {
     assert_evals_to!(
         indoc!(
             r#"
-                { a: 6.28, b: 3.14, c: 0.1 }
+                { a: 2.46, b: 1.23, c: 0.1 }
                 "#
         ),
-        (6.28, 3.14, 0.1),
+        (2.46, 1.23, 0.1),
         (f64, f64, f64)
     );
 }
@@ -797,10 +797,10 @@ fn return_nested_record() {
     assert_evals_to!(
         indoc!(
             r#"
-                { flag: 0x0, payload: { a: 6.28, b: 3.14, c: 0.1 } }
+                { flag: 0x0, payload: { a: 2.46, b: 1.23, c: 0.1 } }
                 "#
         ),
-        (0x0, (6.28, 3.14, 0.1)),
+        (0x0, (2.46, 1.23, 0.1)),
         (i64, (f64, f64, f64))
     );
 }
@@ -826,7 +826,7 @@ fn nested_record_load() {
 #[test]
 #[cfg(any(feature = "gen-llvm"))]
 fn accessor_twice() {
-    assert_evals_to!(".foo { foo: 4 }  + .foo { bar: 6.28, foo: 3 } ", 7, i64);
+    assert_evals_to!(".foo { foo: 4 }  + .foo { bar: 2.46, foo: 3 } ", 7, i64);
 }
 
 #[test]
@@ -863,12 +863,12 @@ fn update_record() {
     assert_evals_to!(
         indoc!(
             r#"
-                rec = { foo: 42, bar: 6.28 }
+                rec = { foo: 42, bar: 2.46 }
 
                 { rec & foo: rec.foo + 1 }
                 "#
         ),
-        (6.28, 43),
+        (2.46, 43),
         (f64, i64)
     );
 }

editor/src/editor/mvc/ed_update.rs

@@ -1383,7 +1383,7 @@ pub mod test_ed_update {
         expected_post_lines: Vec<String>,
         new_char_seq: &str,
     ) -> Result<(), String> {
-        let mut code_str = pre_lines.join("\n").replace("┃", "");
+        let mut code_str = pre_lines.join("\n").replace('┃', "");
 
         let mut model_refs = init_model_refs();
         let code_arena = Bump::new();
@@ -1453,11 +1453,11 @@ pub mod test_ed_update {
     macro_rules! ovec {
         ( $( $x:expr ),* ) => {
             {
-                let mut temp_vec = Vec::new();
-                $(
-                    temp_vec.push($x.to_owned());
-                )*
-                temp_vec
+                vec![
+                    $(
+                        $x.to_owned(),
+                    )*
+                ]
             }
         };
     }
@@ -2589,7 +2589,7 @@ pub mod test_ed_update {
         input_seq: &str,
         repeats: usize,
     ) -> Result<(), String> {
-        let mut code_str = pre_lines.join("").replace("┃", "");
+        let mut code_str = pre_lines.join("").replace('┃', "");
 
         let mut model_refs = init_model_refs();
         let code_arena = Bump::new();
@@ -3001,7 +3001,7 @@ pub mod test_ed_update {
         expected_tooltips: Vec<String>,
         new_char_seq: &str,
     ) -> Result<(), String> {
-        let mut code_str = pre_lines.join("").replace("┃", "");
+        let mut code_str = pre_lines.join("").replace('┃', "");
 
         let mut model_refs = init_model_refs();
         let code_arena = Bump::new();
@@ -3179,7 +3179,7 @@ pub mod test_ed_update {
         repeats: usize,
         move_caret_fun: ModelMoveCaretFun,
     ) -> Result<(), String> {
-        let mut code_str = pre_lines.join("").replace("┃", "");
+        let mut code_str = pre_lines.join("").replace('┃', "");
 
         let mut model_refs = init_model_refs();
         let code_arena = Bump::new();
@@ -3343,7 +3343,7 @@ pub mod test_ed_update {
         expected_post_lines: Vec<String>,
         repeats: usize,
     ) -> Result<(), String> {
-        let mut code_str = pre_lines.join("").replace("┃", "");
+        let mut code_str = pre_lines.join("").replace('┃', "");
 
         let mut model_refs = init_model_refs();
         let code_arena = Bump::new();

editor/src/ui/text/big_text_area.rs

@@ -587,7 +587,7 @@ pub mod test_big_sel_text {
 
         let lines_vec = all_lines_vec(&big_text)
             .iter()
-            .map(|l| l.replace("\n", ""))
+            .map(|l| l.replace('\n', ""))
             .collect();
         let post_lines_res = convert_selection_to_dsl(big_text.caret_w_select, lines_vec);
 

highlight/src/tokenizer.rs

@@ -489,7 +489,7 @@ fn lex_string(bytes: &[u8]) -> (Token, usize) {
 }
 
 #[cfg(test)]
-mod tokenizer {
+mod test_tokenizer {
     use super::Token;
     use crate::tokenizer::tokenize;
 

reporting/tests/helpers/mod.rs

@@ -285,11 +285,11 @@ where
 }
 
 #[allow(dead_code)]
-pub fn fixtures_dir<'a>() -> PathBuf {
+pub fn fixtures_dir() -> PathBuf {
     Path::new("tests").join("fixtures").join("build")
 }
 
 #[allow(dead_code)]
-pub fn builtins_dir<'a>() -> PathBuf {
+pub fn builtins_dir() -> PathBuf {
     PathBuf::new().join("builtins")
 }

reporting/tests/test_reporting.rs

@@ -101,6 +101,7 @@ mod test_reporting {
         (module_src, loaded)
     }
 
+    #[allow(clippy::type_complexity)]
     fn infer_expr_help_new<'a>(
         subdir: &str,
         arena: &'a Bump,
@@ -176,8 +177,7 @@ mod test_reporting {
                 buf
             }
             Err(other) => {
-                assert!(false, "failed to load: {:?}", other);
-                unreachable!()
+                panic!("failed to load: {:?}", other);
             }
         }
     }
@@ -342,7 +342,7 @@ mod test_reporting {
         list_reports(&arena, src, &mut buf, callback);
 
         // convenient to copy-paste the generated message
-        if true && buf != expected_rendering {
+        if buf != expected_rendering {
             for line in buf.split('\n') {
                 println!("                {}", line);
             }
@@ -364,7 +364,7 @@ mod test_reporting {
         list_header_reports(&arena, src, &mut buf, callback);
 
         // convenient to copy-paste the generated message
-        if true && buf != expected_rendering {
+        if buf != expected_rendering {
             for line in buf.split('\n') {
                 println!("                {}", line);
             }