[core-amqp,service-bus] add react-native mappings (Azure#23524)

- for entry point, and
- for runtime info

Author: jeremymeng

sdk/core/core-amqp/package.json

@@ -25,6 +25,10 @@
     "./dist-esm/src/util/runtimeInfo.js": "./dist-esm/src/util/runtimeInfo.browser.js",
     "buffer": "buffer"
   },
+  "react-native": {
+    "./dist/index.js": "dist-esm/src/index.js",
+    "./dist-esm/src/util/runtimeInfo.js": "./dist-esm/src/util/runtimeInfo.native.js"
+  },
   "files": [
     "dist/",
     "dist-esm/src/",

sdk/core/core-amqp/src/util/runtimeInfo.native.ts

@@ -0,0 +1,24 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT license.
+
+/*
+ * NOTE: When moving this file, please update "react-native" section in package.json.
+ */
+const { Platform } = require("react-native"); // eslint-disable-line import/no-extraneous-dependencies, @typescript-eslint/no-require-imports
+
+/**
+ * Returns information about the platform this function is being run on.
+ * @internal
+ */
+export function getPlatformInfo(): string {
+  return `(${Platform.OS}-${Platform.Version})`;
+}
+
+/**
+ * Returns information about Node.js this function is being run on.
+ * @internal
+ */
+export function getFrameworkInfo(): string {
+  const { major, minor, patch } = Platform.constants.reactNativeVersion;
+  return `react-native/${major}.${minor}.${patch}`;
+}

sdk/servicebus/service-bus/package.json

@@ -25,6 +25,10 @@
     "buffer": "buffer",
     "./dist-esm/src/util/runtimeInfo.js": "./dist-esm/src/util/runtimeInfo.browser.js"
   },
+  "react-native": {
+    "./dist/index.js": "dist-esm/src/index.js",
+    "./dist-esm/src/util/runtimeInfo.js": "./dist-esm/src/util/runtimeInfo.native.js"
+  },
   "types": "./types/latest/service-bus.d.ts",
   "typesVersions": {
     "<3.6": {

sdk/servicebus/service-bus/src/util/runtimeInfo.native.ts

@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT license.
+
+/*
+ * NOTE: When moving this file, please update "react-native" section in package.json.
+ */
+const { Platform } = require("react-native"); // eslint-disable-line import/no-extraneous-dependencies, @typescript-eslint/no-require-imports
+
+/**
+ * Returns information about the platform this function is being run on.
+ * @hidden
+ * @internal
+ */
+export function getRuntimeInfo(): string {
+  const { major, minor, patch } = Platform.constants.reactNativeVersion;
+  const runtimeInfo = {
+    key: "react-native",
+    value: `${major}.${minor}.${patch}`,
+  };
+
+  const osInfo = {
+    key: "OS",
+    value: `${Platform.OS}-${Platform.Version}`,
+  };
+
+  return `${runtimeInfo.key}/${runtimeInfo.value} ${osInfo.key}/${osInfo.value}`;
+}