1 files changed, 9 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/reg-exp/escape.js b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/reg-exp/escape.js
new file mode 100644
index 0000000000..a2363fcfc6
--- /dev/null
+++ b/tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/reg-exp/escape.js
@@ -0,0 +1,9 @@
+// Thanks to Andrew Clover:
+// http://stackoverflow.com/questions/3561493
+// /is-there-a-regexp-escape-function-in-javascript
+
+'use strict';
+
+var re = /[\-\/\\\^$*+?.()|\[\]{}]/g;
+
+module.exports = function (str) { return String(str).replace(re, '\\$&'); };