add error codes

index.js

@@ -0,0 +1,16 @@
+module.exports = {
+  '-1' : 'system busy, retry later',
+  0    : 'success',
+  1    : 'internal error, contact us',
+  10007: 'invalid token',
+  10008: 'token is expired',
+  10010: 'require token',
+  11001: 'require username',
+  11002: 'require password',
+  11003: 'user not exist',
+  11004: 'password not match',
+  11005: 'failed to generate token, contact us',
+  11006: 'failed to create user',
+  11007: 'failed to hash password',
+  11008: 'failed to save user, please check if required field is correct'
+};

package.json

@@ -0,0 +1,19 @@
+{
+  "name": "mlop-errors",
+  "version": "1.0.0",
+  "description": "micro-location open platform errors",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/cloudnapps/mlop-errors.git"
+  },
+  "author": "GongXian Cao",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/cloudnapps/mlop-errors/issues"
+  },
+  "homepage": "https://github.com/cloudnapps/mlop-errors#readme"
+}