添加注释

@@ -10,7 +10,7 @@
     "react": "latest",
     "react-native": "latest",
     "react-native-image-picker": "^0.26.7",
-    "react-native-lewin-qrcode": "git://github.com/LewinJun/react-native-lewin-qrcode.git#1.0"
+    "react-native-lewin-qrcode": "^1.0.0"
   },
   "devDependencies": {
     "babel-jest": "22.4.3",

@@ -4303,9 +4303,9 @@ react-native-image-picker@^0.26.7:
   version "0.26.7"
   resolved "http://registry.npm.taobao.org/react-native-image-picker/download/react-native-image-picker-0.26.7.tgz#ad2ee957f7f6cc01396893ea03d84cb2adb2e376"
 
-"react-native-lewin-qrcode@git://github.com/LewinJun/react-native-lewin-qrcode.git#1.0":
+react-native-lewin-qrcode@^1.0.0:
   version "1.0.0"
-  resolved "git://github.com/LewinJun/react-native-lewin-qrcode.git#69fae1cccbaa8961250f874794e4576861786bf3"
+  resolved "https://registry.npmjs.org/react-native-lewin-qrcode/-/react-native-lewin-qrcode-1.0.0.tgz#5594a9334398f2689dc2ae540abe6182f2459b5c"
 
 react-native@latest:
   version "0.55.3"

@@ -2,8 +2,11 @@
 'use strict'
 
 const { NativeModules } = require('react-native');
-  export const  readerQR= (fileUrl)=>{
+/**
+ * 识别照片中的二维码
+ * @param {string} fileUrl 本地图片地址
+ */
+export const  readerQR= (fileUrl)=>{
   var QRScanReader = NativeModules.QRScanReader;
-
   return QRScanReader.readerQR(fileUrl);    
-  }
\ No newline at end of file
+}
\ No newline at end of file

 {
   "name": "react-native-lewin-qrcode",
-  "version": "1.0.0",
-  "description": "二维码识别",
+  "version": "1.0.1",
+  "description": "二维码识别，选择相册里面的一张照片进行识别二维码",
   "main": "index.js",
   "nativePackage": true,
   "scripts": {
@@ -12,7 +12,11 @@
     "url": "git+https://github.com/LewinJun/react-native-lewin-qrcode.git"
   },
   "keywords": [
-    "qrcode"
+    "qrcode",
+    "react",
+    "二维码",
+    "识别",
+    "native"
   ],
   "author": "lewin",
   "license": "ISC",