nodejs/README.md - 정리, version 0.1.1

nodejs/README.md

@@ -1,3 +1,93 @@
 # jsonpath-rs
 
-JsonPath engine for NodeJs with Rust native implementation.
+[![Build Status](https://travis-ci.org/freestrings/jsonpath.svg?branch=master)](https://travis-ci.org/freestrings/jsonpath)
+
+It is [JsonPath](https://goessner.net/articles/JsonPath/) implementation. The core implementation is written in Rust-lang.
+
+## 목차
+
+* [jsonpath.select(json: string|object, jsonpath: string)](#json-stringobject-jsonpath-string)
+* [jsonpath.compile(jsonpath: string)](#compilejsonpath-string)
+* [jsonpath.selector(json: string|object)](#selectorjson-stringobject)
+* [Simple time check](https://github.com/freestrings/jsonpath/wiki/Simple-timecheck-jsonpath-native)
+* [Other Examples](https://github.com/freestrings/jsonpath/wiki/Javascript-examples)
+
+### jsonpath.select(json: string|object, jsonpath: string)
+
+```javascript
+let jsonObj = {
+   "school": {
+       "friends": [{"id": 0}, {"id": 1}]
+   },
+   "friends": [{"id": 0}, {"id": 1}]
+};
+let ret = [{"id": 0}, {"id": 0}];
+
+let a = jsonpath.select(JSON.stringify(jsonObj), "$..friends[0]");
+let b = jsonpath.select(jsonObj, "$..friends[0]");
+console.log(
+    JSON.stringify(ret) == JSON.stringify(a),
+    JSON.stringify(a) == JSON.stringify(b)
+);
+```
+
+### jsonpath.compile(jsonpath: string)
+
+```javascript
+let template = jsonpath.compile("$..friends[0]");
+
+let jsonObj = {
+    "school": {
+        "friends": [ {"id": 0}, {"id": 1} ]
+    },
+    "friends": [ {"id": 0}, {"id": 1} ]
+};
+
+let ret = JSON.stringify([ {"id": 0}, {"id": 0} ]);
+
+// 1. read as json object
+console.log(JSON.stringify(template(jsonObj)) == ret);
+// 2. read as json string
+console.log(JSON.stringify(template(JSON.stringify(jsonObj))) == ret);
+
+let jsonObj2 = {
+    "school": {
+        "friends": [ 
+            {"name": "Millicent Norman"}, 
+            {"name": "Vincent Cannon"} 
+        ]
+    },
+    "friends": [ {"id": 0}, {"id": 1} ]
+};
+
+let ret2 = JSON.stringify([ {"id": 0}, {"name": "Millicent Norman"} ]);
+
+// 1. read as json object
+console.log(JSON.stringify(template(jsonObj2)) == ret2);
+// 2. read as json string
+console.log(JSON.stringify(template(JSON.stringify(jsonObj2))) == ret2);
+```
+
+### jsonpath.selector(json: string|object)
+
+```javascript
+let jsonObj = {
+    "school": {
+        "friends": [{"id": 0}, {"id": 1}]
+    },
+    "friends": [{"id": 0},{"id": 1}]
+};
+
+let ret1 = JSON.stringify([ {"id": 0}, {"id": 0} ]);
+let ret2 = JSON.stringify([ {"id": 1}, {"id": 1} ]);
+
+// 1. read as json object
+let selector = jsonpath.selector(jsonObj);
+console.log(JSON.stringify(selector("$..friends[0]")) == ret1);
+console.log(JSON.stringify(selector("$..friends[1]")) == ret2);
+
+// 2. read as json string
+let selector = jsonpath.selector(JSON.stringify(jsonObj));
+console.log(JSON.stringify(selector("$..friends[0]")) == ret1);
+console.log(JSON.stringify(selector("$..friends[1]")) == ret2);
+```

nodejs/package.json

@@ -1,10 +1,11 @@
 {
   "name": "jsonpath-rs",
-  "version": "0.1.0",
+  "version": "0.1.1",
-  "description": "JsonPath engine for NodeJs with Rust native implementation.",
+  "description": "It is native binding of JsonPath engine written in Rust",
   "author": "Changseok Han <freestrings@gmail.com>",
   "repository": "git+https://github.com/freestrings/jsonpath",
   "license": "MIT",
+  "keywords": ["jsonpath", "native", "rustlang", "json"],
   "main": "lib/index.js",
   "dependencies": {
     "neon-cli": "^0.2.0",

nodejs/test/index.spec.js

@@ -28,3 +28,72 @@ describe('select test', () => {
         }
     });
 });
+
+describe('filter test', () => {
+    it('complex filter1', (done) => {
+        let json = {
+            'store': {
+                'book': [
+                    {
+                        'category': 'reference',
+                        'author': 'Nigel Rees',
+                        'title': 'Sayings of the Century',
+                        'price': 8.95,
+                    },
+                    {
+                        'category': 'fiction',
+                        'author': 'Evelyn Waugh',
+                        'title': 'Sword of Honour',
+                        'price': 12.99,
+                    },
+                    {
+                        'category': 'fiction',
+                        'author': 'Herman Melville',
+                        'title': 'Moby Dick',
+                        'isbn': '0-553-21311-3',
+                        'price': 8.99,
+                    },
+                    {
+                        'category': 'fiction',
+                        'author': 'J. R. R. Tolkien',
+                        'title': 'The Lord of the Rings',
+                        'isbn': '0-395-19395-8',
+                        'price': 22.99,
+                    },
+                ],
+                'bicycle': {
+                    'color': 'red',
+                    'price': 19.95,
+                },
+            },
+            'expensive': 10,
+        };
+
+        let target = [
+            {
+                category: 'fiction',
+                author: 'Evelyn Waugh',
+                title: 'Sword of Honour',
+                price: 12.99,
+            },
+            {
+                category: 'fiction',
+                author: 'J. R. R. Tolkien',
+                title: 'The Lord of the Rings',
+                isbn: '0-395-19395-8',
+                price: 22.99,
+            },
+            {
+                category: 'reference',
+                author: 'Nigel Rees',
+                title: 'Sayings of the Century',
+                price: 8.95,
+            }]
+        ;
+
+        let result = jsonpath.select(json, '$..book[?((@.price == 12.99 || $.store.bicycle.price < @.price) || @.category == "reference")]');
+        if (JSON.stringify(result) === JSON.stringify(target)) {
+            done();
+        }
+    });
+});