diff --git a/rust/candid/src/pretty/candid.rs b/rust/candid/src/pretty/candid.rs
index ebc4e624..d9b9b1b2 100644
--- a/rust/candid/src/pretty/candid.rs
+++ b/rust/candid/src/pretty/candid.rs
@@ -188,7 +188,7 @@ fn pp_service(serv: &[(String, Type)]) -> RcDoc {
 
 fn pp_defs(env: &TypeEnv) -> RcDoc {
     lines(env.0.iter()
-        .filter(|(id, _)|{ !(*id == "blob") })
+        .filter(|(id, _)|{ *id != "blob" })
         .map(|(id, ty)| {
         kwd("type")
             .append(ident(id))
diff --git a/rust/candid_parser/src/bindings/javascript.rs b/rust/candid_parser/src/bindings/javascript.rs
index f46cb237..6f7e1725 100644
--- a/rust/candid_parser/src/bindings/javascript.rs
+++ b/rust/candid_parser/src/bindings/javascript.rs
@@ -206,7 +206,7 @@ fn pp_defs<'a>(
             .map(|id| kwd("const").append(ident(id)).append(" = IDL.Rec();")),
     );
     let defs = lines(def_list.iter().
-      filter(|id|{ !(**id == "blob") }).
+      filter(|id|{ **id != "blob" }).
       map(|id| {
         let ty = env.find_type(id).unwrap();
         if recs.contains(id) {
diff --git a/rust/candid_parser/src/bindings/motoko.rs b/rust/candid_parser/src/bindings/motoko.rs
index 8c4e5320..d3359def 100644
--- a/rust/candid_parser/src/bindings/motoko.rs
+++ b/rust/candid_parser/src/bindings/motoko.rs
@@ -227,7 +227,7 @@ fn pp_service(serv: &[(String, Type)]) -> RcDoc {
 
 fn pp_defs(env: &TypeEnv) -> RcDoc {
     lines(env.0.iter().
-        filter(|(id, _)|{ !(*id == "blob") }).
+        filter(|(id, _)|{ *id != "blob" }).
         map(|(id, ty)| {
         kwd("public type")
             .append(escape(id, false))
diff --git a/rust/candid_parser/src/bindings/rust.rs b/rust/candid_parser/src/bindings/rust.rs
index 238b2106..7dd466d8 100644
--- a/rust/candid_parser/src/bindings/rust.rs
+++ b/rust/candid_parser/src/bindings/rust.rs
@@ -125,14 +125,13 @@ fn pp_ty<'a>(ty: &'a Type, recs: &RecPoints) -> RcDoc<'a> {
         Var(ref id) => {
             if id == "blob" {
                 str("serde_bytes::ByteBuf")
-            }
-            else {
-            let name = ident(id, Some(Case::Pascal));
-            if recs.contains(id.as_str()) {
-                str("Box<").append(name).append(">")
             } else {
-                name
-            }
+                let name = ident(id, Some(Case::Pascal));
+                if recs.contains(id.as_str()) {
+                    str("Box<").append(name).append(">")
+                } else {
+                    name
+                }
             }
         }
         Principal => str("Principal"),
@@ -225,7 +224,7 @@ fn pp_defs<'a>(
         &config.type_attributes
     };
     lines(def_list.iter().
-        filter(|id|{ !(**id == "blob") }).
+        filter(|id|{ **id != "blob" }).
         map(|id| {
         let ty = env.find_type(id).unwrap();
         let name = ident(id, Some(Case::Pascal)).append(" ");
diff --git a/rust/candid_parser/src/bindings/typescript.rs b/rust/candid_parser/src/bindings/typescript.rs
index 748a10c7..941dfa79 100644
--- a/rust/candid_parser/src/bindings/typescript.rs
+++ b/rust/candid_parser/src/bindings/typescript.rs
@@ -26,13 +26,12 @@ fn pp_ty<'a>(env: &'a TypeEnv, ty: &'a Type, is_ref: bool) -> RcDoc<'a> {
         Var(ref id) => {
             if id == "blob" {
               str("Uint8Array | number[]")
-            } else
-            if is_ref {
+            } else if is_ref {
                 let ty = env.rec_find_type(id).unwrap();
                 if matches!(ty.as_ref(), Service(_) | Func(_)) {
                     pp_ty(env, ty, false)
                 } else {
-                    ident(id)
+                        ident(id)
                 }
             } else {
                 ident(id)
@@ -146,7 +145,7 @@ fn pp_service<'a>(env: &'a TypeEnv, serv: &'a [(String, Type)]) -> RcDoc<'a> {
 
 fn pp_defs<'a>(env: &'a TypeEnv, def_list: &'a [&'a str]) -> RcDoc<'a> {
     lines(def_list.iter().
-        filter(|id|{ !(**id == "blob") }).
+        filter(|id|{ **id != "blob" }).
         map(|id| {
         let ty = env.find_type(id).unwrap();
         let export = match ty.as_ref() {