Tweaks

README.md

@@ -218,7 +218,7 @@ Using a high limit has a small impact on performance. Generally, this is only a
 
 One of `'auto'` *(default)*, `'ES2025'`, `'ES2024'`, or `'ES2018'`.
 
-JavaScript version support needed for generated regexes. `auto` sets the value based on your environment. Later targets allow faster processing, simpler generated source, and support for additional features.
+JavaScript version used for generated regexes. Using `auto` detects the best value based on your environment. Later targets allow faster processing, simpler generated source, and support for additional features.
 
 <details>
   <summary>More details</summary>

src/options.js

@@ -45,9 +45,9 @@ function getOptions(options) {
     // Specifies the recursion depth limit. Supported values are integers `2`–`100` and `null`. If
     // `null`, any use of recursion results in an error.
     maxRecursionDepth: 5,
-    // JavaScript version support needed for generated regexes. `auto` sets the value based on your
-    // environment. Later targets allow faster processing, simpler generated source, and support
-    // for additional features.
+    // JavaScript version used for generated regexes. Using `auto` detects the best value based on
+    // your environment. Later targets allow faster processing, simpler generated source, and
+    // support for additional features.
     target: 'auto',
     // Leave disabled unless the regex will be used in a TextMate grammar processor that merges
     // backreferences across `begin` and `end` patterns.

src/transform.js

@@ -4,7 +4,7 @@ import {applySubclassStrategies, isLoneGLookaround, isZeroLengthNode} from './su
 import {tokenize} from './tokenize.js';
 import {traverse} from './traverse.js';
 import {JsUnicodeProperties, PosixClassesMap} from './unicode.js';
-import {cp, getNewCurrentFlags, getOrCreate, hasOnlyChild, isMinTarget, r} from './utils.js';
+import {cp, getNewCurrentFlags, getOrCreate, isMinTarget, r} from './utils.js';
 import emojiRegex from 'emoji-regex-xs';
 
 /**