diff --git a/contrib/lib/src/compression/mod.rs b/contrib/lib/src/compression/mod.rs
index 8ba9f3d5..fc3d4a7c 100644
--- a/contrib/lib/src/compression/mod.rs
+++ b/contrib/lib/src/compression/mod.rs
@@ -81,7 +81,11 @@ impl CompressionUtils {
         }
     }
 
-    fn compress_response(request: &Request<'_>, response: &mut Response<'_>, exclusions: &[MediaType]) {
+    fn compress_response(
+        request: &Request<'_>,
+        response: &mut Response<'_>,
+        exclusions: &[MediaType]
+    ) {
         if CompressionUtils::already_encoded(response) {
             return;
         }
@@ -124,7 +128,8 @@ impl CompressionUtils {
             #[cfg(feature = "gzip_compression")]
             {
                 if let Some(plain) = response.take_body() {
-                    let compressor = GzEncoder::new(plain.into_inner(), flate2::Compression::default());
+                    let compressor =
+                        GzEncoder::new(plain.into_inner(), flate2::Compression::default());
 
                     CompressionUtils::set_body_and_encoding(response, compressor, Encoding::Gzip);
                 }
diff --git a/core/codegen/src/bang/uri_parsing.rs b/core/codegen/src/bang/uri_parsing.rs
index 020a6f92..9b941275 100644
--- a/core/codegen/src/bang/uri_parsing.rs
+++ b/core/codegen/src/bang/uri_parsing.rs
@@ -239,7 +239,14 @@ impl Parse for InternalUriParams {
             None => vec![]
         };
 
-        Ok(InternalUriParams { route_uri, mount_params, path_params, query_params, fn_args, uri_params })
+        Ok(InternalUriParams {
+            route_uri,
+            mount_params,
+            path_params,
+            query_params,
+            fn_args,
+            uri_params
+        })
     }
 }
 
diff --git a/core/codegen/src/derive/responder.rs b/core/codegen/src/derive/responder.rs
index 6454f5aa..06d74150 100644
--- a/core/codegen/src/derive/responder.rs
+++ b/core/codegen/src/derive/responder.rs
@@ -17,7 +17,8 @@ struct FieldAttr {
 }
 
 pub fn derive_responder(input: proc_macro::TokenStream) -> TokenStream {
-    DeriveGenerator::build_for(input, quote!(impl<'__r, '__o: '__r> ::rocket::response::Responder<'__r, '__o>))
+    let impl_tokens = quote!(impl<'__r, '__o: '__r> ::rocket::response::Responder<'__r, '__o>);
+    DeriveGenerator::build_for(input, impl_tokens)
         .support(Support::Struct | Support::Enum | Support::Lifetime | Support::Type)
         .replace_generic(1, 0)
         .type_bound(quote!(::rocket::response::Responder<'__r, '__o>))
diff --git a/core/lib/src/config/config.rs b/core/lib/src/config/config.rs
index 2a81597c..2a59af45 100644
--- a/core/lib/src/config/config.rs
+++ b/core/lib/src/config/config.rs
@@ -339,7 +339,7 @@ impl Config {
                 warn!("found set deprecated profile `{}`", Paint::white(profile));
 
                 if let Some(new_profile) = replacement {
-                    launch_info_!("profile has been by replaced by `{}`", Paint::white(new_profile));
+                    launch_info_!("profile was replaced by `{}`", Paint::white(new_profile));
                 } else {
                     launch_info_!("profile `{}` has no special meaning", profile);
                 }
diff --git a/examples/cookies/src/session.rs b/examples/cookies/src/session.rs
index ff83d385..0b2bba8e 100644
--- a/examples/cookies/src/session.rs
+++ b/examples/cookies/src/session.rs
@@ -60,9 +60,9 @@ fn login_page(flash: Option<FlashMessage<'_>>) -> Template {
 }
 
 #[post("/login", data = "<login>")]
-fn post_login(cookies: &CookieJar<'_>, login: Form<Login<'_>>) -> Result<Redirect, Flash<Redirect>> {
+fn post_login(jar: &CookieJar<'_>, login: Form<Login<'_>>) -> Result<Redirect, Flash<Redirect>> {
     if login.username == "Sergio" && login.password == "password" {
-        cookies.add_private(Cookie::new("user_id", 1.to_string()));
+        jar.add_private(Cookie::new("user_id", 1.to_string()));
         Ok(Redirect::to(uri!(index)))
     } else {
         Err(Flash::error(Redirect::to(uri!(login_page)), "Invalid username/password."))
@@ -70,8 +70,8 @@ fn post_login(cookies: &CookieJar<'_>, login: Form<Login<'_>>) -> Result<Redirec
 }
 
 #[post("/logout")]
-fn logout(cookies: &CookieJar<'_>) -> Flash<Redirect> {
-    cookies.remove_private(Cookie::named("user_id"));
+fn logout(jar: &CookieJar<'_>) -> Flash<Redirect> {
+    jar.remove_private(Cookie::named("user_id"));
     Flash::success(Redirect::to(uri!(login_page)), "Successfully logged out.")
 }
 
diff --git a/scripts/test.sh b/scripts/test.sh
index f9f2f27c..37afe3e9 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -30,20 +30,27 @@ function check_versions_match() {
   done
 }
 
-# Ensures there are no tabs in any file.
-function ensure_tab_free() {
+function check_style() {
+  # Ensure there are no tabs in any file.
   local tab=$(printf '\t')
-  local matches=$(git grep -E -I "${tab}" "${PROJECT_ROOT}" | grep -v 'LICENSE')
+  local matches=$(git grep -E -I -n "${tab}" "${PROJECT_ROOT}" | grep -v 'LICENSE')
   if ! [ -z "${matches}" ]; then
     echo "Tab characters were found in the following:"
     echo "${matches}"
     exit 1
   fi
-}
 
-# Ensures there are no files with trailing whitespace.
-function ensure_trailing_whitespace_free() {
-  local matches=$(git grep -E -I "\s+$" "${PROJECT_ROOT}" | grep -v -F '.stderr:')
+  # Ensure non-comment lines are under 100 characters.
+  local n=100
+  local matches=$(git grep -P -I -n "(?=^..{$n,}$)(?!^\s*\/\/[\/!].*$).*" '*.rs')
+  if ! [ -z "${matches}" ]; then
+    echo "Lines longer than $n characters were found in the following:"
+    echo "${matches}"
+    exit 1
+  fi
+
+  # Ensure there's no trailing whitespace.
+  local matches=$(git grep -E -I -n "\s+$" "${PROJECT_ROOT}" | grep -v -F '.stderr:')
   if ! [ -z "${matches}" ]; then
     echo "Trailing whitespace was found in the following:"
     echo "${matches}"
@@ -148,11 +155,8 @@ echo "  EXTRA FLAGS: $@"
 echo ":: Ensuring all crate versions match..."
 check_versions_match "${ALL_PROJECT_DIRS[@]}"
 
-echo ":: Checking for tabs..."
-ensure_tab_free
-
-echo ":: Checking for trailing whitespace..."
-ensure_trailing_whitespace_free
+echo ":: Ensuring minimum style requirements are met..."
+check_style
 
 echo ":: Updating dependencies..."
 if ! $CARGO update ; then