Add node modules and compiled JavaScript from main

node_modules/@jest/reporters/build/getWatermarks.js

@@ -0,0 +1,47 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true
+});
+exports.default = getWatermarks;
+
+function _istanbulLibReport() {
+  const data = _interopRequireDefault(require('istanbul-lib-report'));
+
+  _istanbulLibReport = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : {default: obj};
+}
+
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+function getWatermarks(config) {
+  const defaultWatermarks = _istanbulLibReport().default.getDefaultWatermarks();
+
+  const {coverageThreshold} = config;
+
+  if (!coverageThreshold || !coverageThreshold.global) {
+    return defaultWatermarks;
+  }
+
+  const keys = ['branches', 'functions', 'lines', 'statements'];
+  return keys.reduce((watermarks, key) => {
+    const value = coverageThreshold.global[key];
+
+    if (value !== undefined) {
+      watermarks[key][1] = value;
+    }
+
+    return watermarks;
+  }, defaultWatermarks);
+}