1 files changed, 17 insertions, 21 deletions

diff --git a/clippy_dev/src/update_lints.rs b/clippy_dev/src/update_lints.rs
index be565700b01..a9a70929942 100644
--- a/clippy_dev/src/update_lints.rs
+++ b/clippy_dev/src/update_lints.rs
@@ -14,14 +14,14 @@ pub enum UpdateMode {
 pub fn run(update_mode: UpdateMode) {
     let lint_list: Vec<Lint> = gather_all().collect();
 
-    let internal_lints = Lint::internal_lints(lint_list.clone().into_iter());
-
-    let usable_lints: Vec<Lint> = Lint::usable_lints(lint_list.clone().into_iter()).collect();
-    let usable_lint_count = round_to_fifty(usable_lints.len());
-
+    let internal_lints = Lint::internal_lints(&lint_list);
+    let deprecated_lints = Lint::deprecated_lints(&lint_list);
+    let usable_lints = Lint::usable_lints(&lint_list);
     let mut sorted_usable_lints = usable_lints.clone();
     sorted_usable_lints.sort_by_key(|lint| lint.name.clone());
 
+    let usable_lint_count = round_to_fifty(usable_lints.len());
+
     let mut file_change = replace_region_in_file(
         Path::new("src/lintlist/mod.rs"),
         "begin lint list",
@@ -61,7 +61,7 @@ pub fn run(update_mode: UpdateMode) {
         "<!-- end autogenerated links to lint list -->",
         false,
         update_mode == UpdateMode::Change,
-        || gen_changelog_lint_list(&lint_list),
+        || gen_changelog_lint_list(usable_lints.iter().chain(deprecated_lints.iter())),
     )
     .changed;
 
@@ -71,7 +71,7 @@ pub fn run(update_mode: UpdateMode) {
         "end deprecated lints",
         false,
         update_mode == UpdateMode::Change,
-        || gen_deprecated(&lint_list),
+        || gen_deprecated(deprecated_lints.iter()),
     )
     .changed;
 
@@ -81,7 +81,7 @@ pub fn run(update_mode: UpdateMode) {
         "end register lints",
         false,
         update_mode == UpdateMode::Change,
-        || gen_register_lint_list(&usable_lints),
+        || gen_register_lint_list(usable_lints.iter().chain(internal_lints.iter())),
     )
     .changed;
 
@@ -91,7 +91,7 @@ pub fn run(update_mode: UpdateMode) {
         "end lints modules",
         false,
         update_mode == UpdateMode::Change,
-        || gen_modules_list(&usable_lints),
+        || gen_modules_list(usable_lints.iter()),
     )
     .changed;
 
@@ -104,15 +104,11 @@ pub fn run(update_mode: UpdateMode) {
         update_mode == UpdateMode::Change,
         || {
             // clippy::all should only include the following lint groups:
-            let all_group_lints = usable_lints
-                .clone()
-                .into_iter()
-                .filter(|l| {
-                    l.group == "correctness" || l.group == "style" || l.group == "complexity" || l.group == "perf"
-                })
-                .collect::<Vec<_>>();
-
-            gen_lint_group_list(&all_group_lints)
+            let all_group_lints = usable_lints.iter().filter(|l| {
+                l.group == "correctness" || l.group == "style" || l.group == "complexity" || l.group == "perf"
+            });
+
+            gen_lint_group_list(all_group_lints)
         },
     )
     .changed;
@@ -125,7 +121,7 @@ pub fn run(update_mode: UpdateMode) {
             r#"\]\);"#,
             false,
             update_mode == UpdateMode::Change,
-            || gen_lint_group_list(&lints),
+            || gen_lint_group_list(lints.iter()),
         )
         .changed;
     }
@@ -140,8 +136,8 @@ pub fn run(update_mode: UpdateMode) {
 }
 
 pub fn print_lints() {
-    let lint_list = gather_all();
-    let usable_lints: Vec<Lint> = Lint::usable_lints(lint_list).collect();
+    let lint_list: Vec<Lint> = gather_all().collect();
+    let usable_lints = Lint::usable_lints(&lint_list);
     let usable_lint_count = usable_lints.len();
     let grouped_by_lint_group = Lint::by_lint_group(usable_lints.into_iter());