feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/validator/lib/isHash.js

@@ -0,0 +1,30 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = isHash;
+var _assertString = _interopRequireDefault(require("./util/assertString"));
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+var lengths = {
+  md5: 32,
+  md4: 32,
+  sha1: 40,
+  sha256: 64,
+  sha384: 96,
+  sha512: 128,
+  ripemd128: 32,
+  ripemd160: 40,
+  tiger128: 32,
+  tiger160: 40,
+  tiger192: 48,
+  crc32: 8,
+  crc32b: 8
+};
+function isHash(str, algorithm) {
+  (0, _assertString.default)(str);
+  var hash = new RegExp("^[a-fA-F0-9]{".concat(lengths[algorithm], "}$"));
+  return hash.test(str);
+}
+module.exports = exports.default;
+module.exports.default = exports.default;