diff --git a/rosey/src/lib.rs b/rosey/src/lib.rs
index b4a345a..0c32983 100644
--- a/rosey/src/lib.rs
+++ b/rosey/src/lib.rs
@@ -207,9 +207,7 @@ impl RoseyTranslation {
                 keys.insert(key, value);
             }
             RoseyTranslation::V2(keys) => {
-                let translation = keys
-                    .entry(key)
-                    .or_insert_with(|| RoseyTranslationEntry::new(value));
+                keys.insert(key, RoseyTranslationEntry::new(value));
             }
         }
     }
diff --git a/rosey/src/runners/builder.rs b/rosey/src/runners/builder.rs
index 5fef53a..b166be0 100644
--- a/rosey/src/runners/builder.rs
+++ b/rosey/src/runners/builder.rs
@@ -100,7 +100,6 @@ impl RoseyBuilder {
         let walker = globwalk::GlobWalkerBuilder::from_patterns(&config.source, &["**/*"])
             .build()
             .unwrap()
-            .into_iter()
             .filter_map(Result::ok)
             .filter(|file| {
                 file.file_type().is_file() && !re.is_match(&file.path().to_string_lossy())
@@ -133,7 +132,6 @@ impl RoseyBuilder {
             globwalk::GlobWalkerBuilder::from_patterns(source_folder, &["**/*.{html,json}"])
                 .build()
                 .unwrap()
-                .into_iter()
                 .filter_map(Result::ok)
                 .partition(|file| self.find_locale_overwrite(file.path()).is_none());
 
@@ -165,7 +163,6 @@ impl RoseyBuilder {
         let walker = globwalk::GlobWalkerBuilder::from_patterns(&config.locales, &["**/*.json"])
             .build()
             .unwrap()
-            .into_iter()
             .filter_map(Result::ok);
 
         walker.for_each(|file| {
diff --git a/rosey/src/runners/builder/html.rs b/rosey/src/runners/builder/html.rs
index 4462ff4..7f7ccf3 100644
--- a/rosey/src/runners/builder/html.rs
+++ b/rosey/src/runners/builder/html.rs
@@ -78,8 +78,7 @@ impl RoseyBuilder {
         page.rewrite_anchors(default_url_translations);
 
         let translated_default_url = default_url_translations
-            .map(|t| t.get(&relative_path.to_slash_lossy()))
-            .flatten()
+            .and_then(|t| t.get(&relative_path.to_slash_lossy()))
             .map(Into::into)
             .unwrap_or_else(|| relative_path.to_owned());
 
@@ -98,8 +97,7 @@ impl RoseyBuilder {
             let url_translations = self.url_translations.get(key);
 
             let translated_url = url_translations
-                .map(|t| t.get(&relative_path.to_slash_lossy()))
-                .flatten()
+                .and_then(|t| t.get(&relative_path.to_slash_lossy()))
                 .map(Into::into)
                 .unwrap_or_else(|| relative_path.to_owned());
 
@@ -145,8 +143,7 @@ impl RoseyBuilder {
         {
             let translated_path = url_translations
                 .get(key)
-                .map(|t| t.get(&relative_path.to_slash_lossy()))
-                .flatten()
+                .and_then(|t| t.get(&relative_path.to_slash_lossy()))
                 .map(|p| filepath_to_output_url(p))
                 .unwrap_or_else(|| path.clone());
 
@@ -176,8 +173,7 @@ impl RoseyBuilder {
 
         let translated_default_url = if let Some(translated_url) = url_translations
             .get(locale)
-            .map(|t| t.get(&relative_path.to_slash_lossy()))
-            .flatten()
+            .and_then(|t| t.get(&relative_path.to_slash_lossy()))
         {
             filepath_to_output_url(translated_url)
         } else {
@@ -331,9 +327,9 @@ impl<'a> RoseyPage<'a> {
             }
 
             if let Some(urlmap) = url_translations {
-                let rel_url = parsed.path().trim_start_matches("/");
+                let rel_url = parsed.path().trim_start_matches('/');
 
-                let candidate_url = if rel_url.ends_with("/") {
+                let candidate_url = if rel_url.ends_with('/') {
                     format!("{rel_url}index.html")
                 } else if rel_url.ends_with(".html") || rel_url.ends_with(".htm") {
                     rel_url.to_string()
@@ -342,7 +338,7 @@ impl<'a> RoseyPage<'a> {
                 };
 
                 if let Some(modified_url) = urlmap.get(&candidate_url) {
-                    parsed.set_path(&filepath_to_output_url(&modified_url));
+                    parsed.set_path(&filepath_to_output_url(modified_url));
                 }
             }
 
@@ -591,8 +587,7 @@ impl<'a> RoseyPage<'a> {
         {
             let translated_path = url_translations
                 .get(key)
-                .map(|t| t.get(&original_relative_path.to_slash_lossy()))
-                .flatten()
+                .and_then(|t| t.get(&original_relative_path.to_slash_lossy()))
                 .map(|p| filepath_to_output_url(p))
                 .unwrap_or_else(|| {
                     filepath_to_output_url(&original_relative_path.to_slash_lossy())
diff --git a/rosey/src/runners/builder/json.rs b/rosey/src/runners/builder/json.rs
index 37e0a95..81b9798 100644
--- a/rosey/src/runners/builder/json.rs
+++ b/rosey/src/runners/builder/json.rs
@@ -103,7 +103,7 @@ impl RoseyBuilder {
                 let mut array_namespace = false;
                 let mut key = None;
 
-                match schema_array.get(0) {
+                match schema_array.first() {
                     Some(Value::String(schema_value)) => {
                         schema_value.trim().split('|').for_each(|part| {
                             if part == "rosey-array-ns" {
diff --git a/rosey/src/runners/checker.rs b/rosey/src/runners/checker.rs
index 5c70a38..c66abb5 100644
--- a/rosey/src/runners/checker.rs
+++ b/rosey/src/runners/checker.rs
@@ -58,7 +58,6 @@ impl RoseyChecker {
         let walker = globwalk::GlobWalkerBuilder::from_patterns(&config.locales, &["**/*.json"])
             .build()
             .unwrap()
-            .into_iter()
             .filter_map(Result::ok);
 
         walker.for_each(|entry| self.process_file(entry));
diff --git a/rosey/src/runners/generator.rs b/rosey/src/runners/generator.rs
index 64d1403..3755132 100644
--- a/rosey/src/runners/generator.rs
+++ b/rosey/src/runners/generator.rs
@@ -36,7 +36,6 @@ impl RoseyGenerator {
             globwalk::GlobWalkerBuilder::from_patterns(&config.source, &["**/*.{htm,html,json}"])
                 .build()
                 .unwrap()
-                .into_iter()
                 .filter_map(Result::ok);
 
         walker.for_each(|file| self.process_file(file));
diff --git a/rosey/src/runners/generator/json.rs b/rosey/src/runners/generator/json.rs
index 1b27ed7..8a844bd 100644
--- a/rosey/src/runners/generator/json.rs
+++ b/rosey/src/runners/generator/json.rs
@@ -77,7 +77,7 @@ impl RoseyGenerator {
                 let mut array_namespace = false;
                 let mut key = None;
 
-                match schema_array.get(0) {
+                match schema_array.first() {
                     Some(Value::String(schema_value)) => {
                         schema_value.trim().split('|').for_each(|part| {
                             if part == "rosey-array-ns" {