biomejs · dyc3 · Feb 26, 2026 · Feb 13, 2026 · Feb 13, 2026 · Feb 13, 2026
diff --git a/.changeset/tame-pumas-bathe.md b/.changeset/tame-pumas-bathe.md
@@ -0,0 +1,5 @@
+---
+"@biomejs/biome": patch
+---
+
+Added the nursery rule `useArraySome` to prefer `.some()` over verbose existence checks like `filter(...).length > 0` and `findIndex(...) !== -1`, with suggestions for `find`/`findLast` existence checks. This also applies to ES2025 iterator helpers such as `Iterator.prototype.find`.
diff --git a/crates/biome_cli/src/execute/migrate/eslint_any_rule_to_biome.rs b/crates/biome_cli/src/execute/migrate/eslint_any_rule_to_biome.rs
diff --git a/crates/biome_configuration/src/analyzer/linter/rules.rs b/crates/biome_configuration/src/analyzer/linter/rules.rs
diff --git a/crates/biome_diagnostics_categories/src/categories.rs b/crates/biome_diagnostics_categories/src/categories.rs