feature: @putout/plugin-remove-useless-escape: backtick inside RegExp

Author: coderaiser

packages/plugin-remove-useless-escape/lib/remove-useless-escape.js

@@ -159,7 +159,8 @@ function unEscape(raw) {
 const unescapeRegExp = (raw) => raw
     .replaceAll('\\:', ':')
     .replaceAll('\\+\\/', '+/')
-    .replaceAll('\\,', ',');
+    .replaceAll('\\,', ',')
+    .replaceAll('\\`', '`');
 
 const is = (a) => (b) => b.includes(`\\${a}`) && !b.includes(`\\\\${a}`);
 const isRegExpColon = is(':');
@@ -170,5 +171,8 @@ function isEscapedRegExp(raw) {
     if (raw.includes('\\/'))
         return false;
 
+    if (raw.includes('\\`'))
+        return true;
+    
     return isRegExpColon(raw) || isRegExpSlash(raw) || isComa(raw);
 }

packages/plugin-remove-useless-escape/test/fixture/regexp-quote-fix.js

@@ -0,0 +1 @@
+m.replace(/`/, '\\`');

packages/plugin-remove-useless-escape/test/fixture/regexp-quote.js

@@ -0,0 +1 @@
+m.replace(/\`/g, '\\`');

packages/plugin-remove-useless-escape/test/remove-useless-escape.js

@@ -84,6 +84,11 @@ test('plugin-remove-useless-escape: transform: regexp: regexp-colon', (t) => {
     t.end();
 });
 
+test('plugin-remove-useless-escape: transform: regexp: regexp-quote', (t) => {
+    t.transform('regexp-quote');
+    t.end();
+});
+
 test('plugin-remove-useless-escape: no transform: regexp-slash', (t) => {
     t.noTransform('regexp-slash');
     t.end();