1 files changed, 7 insertions, 1 deletions
diff --git a/lib/utils/string.js b/lib/utils/string.js
index 54c4c66..588f4d9 100644
--- a/lib/utils/string.js
+++ b/lib/utils/string.js
@@ -20,7 +20,13 @@ function optionsToShellArgs(options) {
     .join(" ");
 }
 
+function escapeRegex(str) {
+    return str.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
+}
+
 module.exports = {
+    escapeRegex: escapeRegex,
     escapeShellArg: escapeShellArg,
-    optionsToShellArgs: optionsToShellArgs
+    optionsToShellArgs: optionsToShellArgs,
+    toLowerCase: String.prototype.toLowerCase.call.bind(String.prototype.toLowerCase)
 };