From bac6d21fb5897791ecde06d95c534eb11720d06f Mon Sep 17 00:00:00 2001
From: Micha Reiser <micha@reiser.io>
Date: Tue, 16 Apr 2024 10:35:49 +0200
Subject: [PATCH] perf: `RuleTable::any_enabled`

---
 crates/ruff_linter/src/registry/rule_set.rs   | 15 +++++++++++++++
 crates/ruff_linter/src/settings/rule_table.rs |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/crates/ruff_linter/src/registry/rule_set.rs b/crates/ruff_linter/src/registry/rule_set.rs
index 6c15feba9a57f..450502d41c502 100644
--- a/crates/ruff_linter/src/registry/rule_set.rs
+++ b/crates/ruff_linter/src/registry/rule_set.rs
@@ -234,6 +234,7 @@ impl RuleSet {
     /// assert!(set.contains(Rule::AmbiguousFunctionName));
     /// assert!(!set.contains(Rule::BreakOutsideLoop));
     /// ```
+    #[inline]
     pub const fn contains(&self, rule: Rule) -> bool {
         let rule = rule as u16;
         let index = rule as usize / Self::SLICE_BITS as usize;
@@ -243,6 +244,20 @@ impl RuleSet {
         self.0[index] & mask != 0
     }
 
+    /// Returns `true` if any of the rules in `rules` are in this set.
+    #[inline]
+    pub const fn any(&self, rules: &[Rule]) -> bool {
+        let mut any = false;
+        let mut i = 0;
+
+        while i < rules.len() {
+            any |= self.contains(rules[i]);
+            i += 1;
+        }
+
+        any
+    }
+
     /// Returns an iterator over the rules in this set.
     ///
     /// ## Examples
diff --git a/crates/ruff_linter/src/settings/rule_table.rs b/crates/ruff_linter/src/settings/rule_table.rs
index 2e598cbf44d36..9f7a6e2ec151c 100644
--- a/crates/ruff_linter/src/settings/rule_table.rs
+++ b/crates/ruff_linter/src/settings/rule_table.rs
@@ -31,7 +31,7 @@ impl RuleTable {
     /// Returns whether any of the given rules should be checked.
     #[inline]
     pub const fn any_enabled(&self, rules: &[Rule]) -> bool {
-        self.enabled.intersects(&RuleSet::from_rules(rules))
+        self.enabled.any(rules)
     }
 
     /// Returns whether violations of the given rule should be fixed.