1 files changed, 26 insertions, 0 deletions
diff --git a/includes/external/addressbook/node_modules/validator/lib/isBase58.js b/includes/external/addressbook/node_modules/validator/lib/isBase58.js
new file mode 100644
index 0000000..a98c82c
--- /dev/null
+++ b/includes/external/addressbook/node_modules/validator/lib/isBase58.js
@@ -0,0 +1,26 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = isBase58;
+
+var _assertString = _interopRequireDefault(require("./util/assertString"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+// Accepted chars - 123456789ABCDEFGH JKLMN PQRSTUVWXYZabcdefghijk mnopqrstuvwxyz
+var base58Reg = /^[A-HJ-NP-Za-km-z1-9]*$/;
+
+function isBase58(str) {
+  (0, _assertString.default)(str);
+
+  if (base58Reg.test(str)) {
+    return true;
+  }
+
+  return false;
+}
+
+module.exports = exports.default;
+module.exports.default = exports.default;
+\ No newline at end of file