Chore: update ESLint config

Build/lib/clash.js

@@ -19,9 +19,9 @@ const CLASH_SUPPORTED_RULE_TYPE = [
  */
 const surgeRulesetToClashClassicalTextRuleset = (rules) => {
   const trie = Trie.from(rules);
-  return CLASH_SUPPORTED_RULE_TYPE.map(
+  return CLASH_SUPPORTED_RULE_TYPE.flatMap(
     type => trie.find(`${type},`)
-  ).flat();
+  );
 };
 module.exports.surgeRulesetToClashClassicalTextRuleset = surgeRulesetToClashClassicalTextRuleset;
 

Build/lib/domain-deduper.js

@@ -15,6 +15,7 @@ const domainDeduper = (inputDomains) => {
     }
 
     // delete all included subdomains (ends with `.example.com`)
+    // eslint-disable-next-line sukka/unicorn/no-array-method-this-argument -- it is not an array
     trie.find(d, false).forEach(f => sets.delete(f));
 
     // if `.example.com` exists, then `example.com` should also be removed

Build/lib/trie.js

@@ -2,7 +2,7 @@
  * Suffix Trie based on Mnemonist Trie
  */
 
-const SENTINEL = String.fromCharCode(0);
+const SENTINEL = String.fromCodePoint(0);
 
 /**
  * @param {string[] | Set<string>} [from]