Fix xdebug version

lib/utils.js

@@ -141,3 +141,17 @@ function log(message, os_version, log_type) {
     });
 }
 exports.log = log;
+function getExtensionPrefix(extension) {
+    return __awaiter(this, void 0, void 0, function* () {
+        let zend = ['xdebug', 'opcache'];
+        switch (zend.indexOf(extension)) {
+            case 0:
+            case 1:
+                return 'zend_extension';
+            case -1:
+            default:
+                return 'extension';
+        }
+    });
+}
+exports.getExtensionPrefix = getExtensionPrefix;