v4.7.11

CHANGELOG.md

@@ -13,6 +13,11 @@ _Note: Gaps between patch versions are faulty/broken releases._
 
 See [CHANGELOG - 6to5](CHANGELOG-6to5.md) for the pre-4.0.0 version changelog.
 
+## 4.7.11
+
+ * **Bug Fix**
+  * Fix unicode regexes stripping their unicode flag before being passed on two `regexpu`.
+
 ## 4.7.10
 
  * **Internal**

package.json

@@ -1,7 +1,7 @@
 {
   "name": "babel",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "4.7.10",
+  "version": "4.7.11",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "repository": "babel/babel",

packages/babel-runtime/package.json

@@ -1,7 +1,7 @@
 {
   "name": "babel-runtime",
   "description": "babel selfContained runtime",
-  "version": "4.7.9",
+  "version": "4.7.10",
   "repository": "babel/babel",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "dependencies": {

src/babel/transformation/helpers/regex.js

@@ -7,7 +7,7 @@ export function is(node, flag) {
 
 export function pullFlag(node, flag) {
   var flags = node.regex.flags.split("");
-  if (node.regex.flags.indexOf("u") < 0) return;
-  pull(flags, "u");
+  if (node.regex.flags.indexOf(flag) < 0) return;
+  pull(flags, flag);
   node.regex.flags = flags.join("");
 }

src/babel/transformation/transformers/es6/regex.unicode.js

@@ -7,6 +7,6 @@ export function check(node) {
 
 export function Literal(node) {
   if (!regex.is(node, "u")) return;
-  regex.pullFlag(node, "y");
   node.regex.pattern = rewritePattern(node.regex.pattern, node.regex.flags);
+  regex.pullFlag(node, "u");
 }

test/fixtures/transformation/es6-regex.unicode/basic/expected.js

@@ -1,4 +1,4 @@
 "use strict";
 
 var string = "foo💩bar";
-var match = string.match(/foo((?:[\0-\t\x0B\f\x0E-\u2027\u202A-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]))bar/);
+var match = string.match(/foo((?:[\0-\t\x0B\f\x0E-\u2027\u202A-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]))bar/);