rfc6902 - npm Package Compare versions

Comparing version 1.0.6 to 1.0.7

package.json

 {
   "name": "rfc6902",
-  "version": "1.0.6",
+  "version": "1.0.7",
   "description": "Complete implementation of RFC6902 (patch and diff)",
@@ -5,0 +5,0 @@ "keywords": [

README.md

@@ -74,9 +74,10 @@ # rfc6902
 you'll realize that computing diffs is rarely deterministic.
-(This explains why 2 out of the 94 tests are currently failing.)
+(This explains why 2 out of the 103 tests are currently failing.)
 
 Applying `json-patch` documents is way easier than generating them,
 which might explain why there are more than five patch-applying RFC6902 implementations in NPM,
-but only one (_yours truly_) that attempts to generate patch documents from two distinct objects.
+but only one (this one) that attempts to generate patch documents from two distinct objects (there's one that uses `Object.observe()`, which is cheating, and only works when you're the one making the changes).
 
 So when comparing _your_ data objects, you'll want to ensure that the patches it generates meet your needs.
+The algorithm used by this library is not optimal, but it's more efficient than the strategy of wholesale replacing everything that's not an exact match.
 
@@ -121,3 +122,3 @@ Of course, this only applies to generating the patches.
 
-1. `/_updated`: this selects the value of for that key, which is just a number: `1417985649051`
+1. `/_updated`: this selects the value of that key, which is just a number: `1417985649051`
 2. `/flickr-with-uploads`: This selects the entire object:
@@ -132,6 +133,12 @@
           },
+          "homepage": "https://github.com/chbrown/flickr-with-uploads",
+          "keywords": [
+            "flickr",
+            "api",
+            "backup"
+          ],
           ...
         }
 3. `/flickr-with-uploads/name`: this effectively applies the `/name` pointer to the result of the previous item, which selects the string, `"flickr-with-uploads"`.
-4. `/flickr-with-uploads/keywords/1`: Array indices are 0-indexed, so this selects the second item from the `keywords` array, namely, `"api"`.
+4. `/flickr-with-uploads/keywords/1`: Array indices start at 0, so this selects the second item from the `keywords` array, namely, `"api"`.
 
@@ -142,9 +149,9 @@ **Rules:**
 * If a key within the JSON document contains a forward slash character (which is totally valid JSON, but not very nice), the `/` in the desired key should be replaced by the escape sequence, `~1`.
-* If a key within the JSON document contains a tilde (again valid JSON, but not very common), the `~` should be replaced by the other escape sequence, `~0`. This allows keys containing the literal string `~1` (which is especially cruel) to be referenced by a JSON pointer.
+* If a key within the JSON document contains a tilde (again valid JSON, but not very common), the `~` should be replaced by the other escape sequence, `~0`. This allows keys containing the literal string `~1` (which is especially cruel) to be referenced by a JSON pointer (e.g., `/~01` should return `true` when applied to the object `{"~1":true}`).
 * All double quotation marks, reverse slashes, and control characters _must_ escaped, since a JSON Pointer is a JSON string.
-* A pointer that refers to a non-existent value counts as an error, too. But not necessarily as fatal as the syntax error.
+* A pointer that refers to a non-existent value counts as an error, too. But not necessarily as fatal as a syntax error.
 
 ## JSON Patch (RFC6902)
 
-The [RFC](http://tools.ietf.org/html/rfc6902) is only 18 pages long, and pretty straight-forward, but here are the basics.
+The [RFC](http://tools.ietf.org/html/rfc6902) is only 18 pages long, and pretty straightforward, but here are the basics.
 
@@ -151,0 +158,0 @@ A JSON Patch document is a JSON document such that:

rfc6902.d.ts

@@ -10,4 +10,30 @@ declare module "rfc6902" {
   interface OperationResult extends Error { }
+  /**
+  Apply a 'application/json-patch+json'-type patch to an object.
+
+  `patch` *must* be an array of operations.
+
+  > Operation objects MUST have exactly one "op" member, whose value
+  > indicates the operation to perform.  Its value MUST be one of "add",
+  > "remove", "replace", "move", "copy", or "test"; other values are
+  > errors.
+
+  This method currently operates on the target object in-place.
+
+  Returns list of results, one for each operation.
+    - `null` indicated success.
+    - otherwise, the result will be an instance of one of the Error classe
+      defined in errors.js.
+  */
   function applyPatch(object: any, patch: Patch): OperationResult[];
+  /**
+  Produce a 'application/json-patch+json'-type patch to get from one object to
+  another.
+
+  This does not alter `input` or `output` unless they have a property getter with
+  side-effects (which is not a good idea anyway).
+
+  Returns list of operations to perform on `input` to produce `output`.
+  */
   function createPatch(input: any, output: any): Patch;
 }

rfc6902.js

 (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.rfc6902 = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
 'use strict';
 
-var equal_1 = _dereq_('./equal');
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+exports.diffAny = diffAny;
+
+var _equal = _dereq_('./equal');
+
 function pushAll(array, items) {
@@ -97,3 +103,3 @@ return Array.prototype.push.apply(array, items);
         if (memoized === undefined) {
-            if (equal_1.compare(input[i - 1], output[j - 1])) {
+            if ((0, _equal.compare)(input[i - 1], output[j - 1])) {
                 // equal (no operations => no cost)
@@ -183,3 +189,3 @@ memoized = dist(i - 1, j - 1);
 function diffObjects(input, output, ptr) {
-    // if a key is in input but not output -> remove
+    // if a key is in input but not output -> remove it
     var operations = [];
@@ -189,7 +195,7 @@ subtract(input, output).forEach(function (key) {
     });
-    // if a key is in output but not input -> add
+    // if a key is in output but not input -> add it
     subtract(output, input).forEach(function (key) {
         operations.push({ op: 'add', path: ptr.add(key).toString(), value: output[key] });
     });
-    // if a key is in both, diff it
+    // if a key is in both, diff it recursively
     intersection([input, output]).forEach(function (key) {
@@ -202,3 +208,3 @@ pushAll(operations, diffAny(input[key], output[key], ptr.add(key)));
     var operations = [];
-    if (!equal_1.compare(input, output)) {
+    if (!(0, _equal.compare)(input, output)) {
         operations.push({ op: 'replace', path: ptr.toString(), value: output });
@@ -208,2 +214,3 @@ }
 }
+
 function diffAny(input, output, ptr) {
@@ -222,3 +229,2 @@ var input_type = objectType(input);
 }
-exports.diffAny = diffAny;
 
@@ -231,2 +237,6 @@ },{"./equal":2}],2:[function(_dereq_,module,exports){
 
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+exports.compare = compare;
 function zip(a, b) {
@@ -281,2 +291,3 @@ var zipped = [];
 */
+
 function compare(left, right) {
@@ -296,3 +307,2 @@ // strict equality handles literals, numbers, and strings (a sufficient but not necessary cause)
 }
-exports.compare = compare;
 
@@ -376,2 +386,4 @@ },{}],3:[function(_dereq_,module,exports){
 
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj['default'] = obj; return newObj; } }
+
 var _errors = _dereq_('./errors');
@@ -383,2 +395,4 @@
 
+var operationFunctions = _interopRequireWildcard(_patch);
+
 var _diff = _dereq_('./diff');
@@ -392,2 +406,3 @@
 
+exports.version = version;
 /**
@@ -410,7 +425,6 @@ Apply a 'application/json-patch+json'-type patch to an object.
 */
-exports.version = version;
 
 function applyPatch(object, patch) {
   return patch.map(function (operation) {
-    var operationFunction = _patch.operationFunctions[operation.op];
+    var operationFunction = operationFunctions[operation.op];
     // speedy exit if we don't recognize the operation name
@@ -457,3 +471,3 @@ if (operationFunction === undefined) {
   "name": "rfc6902",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "description": "Complete implementation of RFC6902 (patch and diff)",
@@ -493,2 +507,8 @@ "keywords": [
 });
+exports.add = add;
+exports.remove = remove;
+exports.replace = replace;
+exports.move = move;
+exports.copy = copy;
+exports.test = test;
 
@@ -532,2 +552,3 @@ var _pointer = _dereq_('./pointer');
 */
+
 function add(object, operation) {
@@ -547,2 +568,3 @@ var endpoint = _pointer.Pointer.fromJSON(operation.path).evaluate(object);
 */
+
 function remove(object, operation) {
@@ -571,2 +593,3 @@ // endpoint has parent, key, and value properties
 */
+
 function replace(object, operation) {
@@ -595,2 +618,3 @@ var endpoint = _pointer.Pointer.fromJSON(operation.path).evaluate(object);
 */
+
 function move(object, operation) {
@@ -621,2 +645,3 @@ var from_endpoint = _pointer.Pointer.fromJSON(operation.from).evaluate(object);
 */
+
 function copy(object, operation) {
@@ -641,2 +666,3 @@ var from_endpoint = _pointer.Pointer.fromJSON(operation.from).evaluate(object);
 */
+
 function test(object, operation) {
@@ -649,12 +675,2 @@ var endpoint = _pointer.Pointer.fromJSON(operation.path).evaluate(object);
 
-var operationFunctions = {
-  add: add,
-  remove: remove,
-  replace: replace,
-  move: move,
-  copy: copy,
-  test: test
-};
-exports.operationFunctions = operationFunctions;
-
 },{"./equal":2,"./errors":3,"./pointer":7}],7:[function(_dereq_,module,exports){
@@ -683,2 +699,10 @@ /**
 
+Object.defineProperty(exports, '__esModule', {
+    value: true
+});
+
+var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
+
 function unescape(token) {
@@ -701,54 +725,73 @@ return token.replace(/~1/g, '/').replace(/~0/g, '~');
 */
+
 var Pointer = (function () {
-    function Pointer(tokens) {
-        if (tokens === void 0) {
-            tokens = [''];
-        }
+    function Pointer() {
+        var tokens = arguments.length <= 0 || arguments[0] === undefined ? [''] : arguments[0];
+
+        _classCallCheck(this, Pointer);
+
         this.tokens = tokens;
     }
+
     /**
     `path` *must* be a properly escaped string.
     */
-    Pointer.fromJSON = function (path) {
-        var tokens = path.split('/').map(unescape);
-        if (tokens[0] !== '') throw new Error("Invalid JSON Pointer: " + path);
-        return new Pointer(tokens);
-    };
-    Pointer.prototype.toString = function () {
-        return this.tokens.map(escape).join('/');
-    };
-    /**
-    Returns an object with 'parent', 'key', and 'value' properties.
-    In the special case that pointer = "", parent and key will be null, and `value = obj`
-    Otherwise, parent will be the such that `parent[key] == value`
-    */
-    Pointer.prototype.evaluate = function (object) {
-        var parent = null;
-        var token = null;
-        for (var i = 1, l = this.tokens.length; i < l; i++) {
-            parent = object;
-            token = this.tokens[i];
-            // not sure if this the best way to handle non-existant paths...
-            object = (parent || {})[token];
+
+    _createClass(Pointer, [{
+        key: 'toString',
+        value: function toString() {
+            return this.tokens.map(escape).join('/');
         }
-        return {
-            parent: parent,
-            key: token,
-            value: object
-        };
-    };
-    Pointer.prototype.push = function (token) {
-        // mutable
-        this.tokens.push(token);
-    };
-    /**
-    `token` should be a String. It'll be coerced to one anyway.
-       immutable (shallowly)
-    */
-    Pointer.prototype.add = function (token) {
-        var tokens = this.tokens.concat(String(token));
-        return new Pointer(tokens);
-    };
+
+        /**
+        Returns an object with 'parent', 'key', and 'value' properties.
+        In the special case that pointer = "", parent and key will be null, and `value = obj`
+        Otherwise, parent will be the such that `parent[key] == value`
+        */
+    }, {
+        key: 'evaluate',
+        value: function evaluate(object) {
+            var parent = null;
+            var token = null;
+            for (var i = 1, l = this.tokens.length; i < l; i++) {
+                parent = object;
+                token = this.tokens[i];
+                // not sure if this the best way to handle non-existant paths...
+                object = (parent || {})[token];
+            }
+            return {
+                parent: parent,
+                key: token,
+                value: object
+            };
+        }
+    }, {
+        key: 'push',
+        value: function push(token) {
+            // mutable
+            this.tokens.push(token);
+        }
+
+        /**
+        `token` should be a String. It'll be coerced to one anyway.
+           immutable (shallowly)
+        */
+    }, {
+        key: 'add',
+        value: function add(token) {
+            var tokens = this.tokens.concat(String(token));
+            return new Pointer(tokens);
+        }
+    }], [{
+        key: 'fromJSON',
+        value: function fromJSON(path) {
+            var tokens = path.split('/').map(unescape);
+            if (tokens[0] !== '') throw new Error('Invalid JSON Pointer: ' + path);
+            return new Pointer(tokens);
+        }
+    }]);
+
     return Pointer;
 })();
+
 exports.Pointer = Pointer;
@@ -755,0 +798,0 @@

rfc6902.min.js

@@ -1,16 +0,17 @@
-(function(m){"object"===typeof exports&&"undefined"!==typeof module?module.exports=m():"function"===typeof define&&define.amd?define([],m):("undefined"!==typeof window?window:"undefined"!==typeof global?global:"undefined"!==typeof self?self:this).rfc6902=m()})(function(){return function f(l,c,g){function k(b,e){if(!c[b]){if(!l[b]){var a="function"==typeof require&&require;if(!e&&a)return a(b,!0);if(h)return h(b,!0);a=Error("Cannot find module '"+b+"'");throw a.code="MODULE_NOT_FOUND",a;}a=c[b]={exports:{}};
-l[b][0].call(a.exports,function(a){var e=l[b][1][a];return k(e?e:a)},a,a.exports,f,l,c,g)}return c[b].exports}for(var h="function"==typeof require&&require,d=0;d<g.length;d++)k(g[d]);return k}({1:[function(f,l,c){function g(a,b){var e={},d;for(d in a)e[d]=1;for(var h in b)delete e[h];return Object.keys(e)}function k(a){var b={};a.forEach(function(a){for(var e in a)b[e]=(b[e]||0)+1});a=a.length;for(var e in b)b[e]<a&&delete b[e];return Object.keys(b)}function h(a){return void 0===a?"undefined":null===
-a?"null":Array.isArray(a)?"array":typeof a}function d(b,e,d){function h(d,c){var g=f[d+","+c];if(void 0===g){if(a.compare(b[d-1],e[c-1]))g=h(d-1,c-1);else{g=[];if(0<d){var k=h(d-1,c);g.push({operations:k.operations.concat({op:"remove",index:d-1}),cost:k.cost+1})}0<c&&(k=h(d,c-1),g.push({operations:k.operations.concat({op:"add",index:d-1,value:e[c-1]}),cost:k.cost+1}));0<d&&0<c&&(k=h(d-1,c-1),g.push({operations:k.operations.concat({op:"replace",index:d-1,value:e[c-1]}),cost:k.cost+1}));g=g.sort(function(a,
-b){return a.cost-b.cost})[0]}f[d+","+c]=g}return g}var f={"0,0":{operations:[],cost:0}},c=0;return h(b.length,e.length).operations.map(function(a){if("add"===a.op){var e=a.index+1+c;a={op:a.op,path:d.add(e<b.length?String(e):"-").toString(),value:a.value};c++;return a}return"remove"===a.op?(a={op:a.op,path:d.add(String(a.index+c)).toString()},c--,a):{op:a.op,path:d.add(String(a.index+c)).toString(),value:a.value}})}function b(a,b,d){var c=[];g(a,b).forEach(function(a){c.push({op:"remove",path:d.add(a).toString()})});
-g(b,a).forEach(function(a){c.push({op:"add",path:d.add(a).toString(),value:b[a]})});k([a,b]).forEach(function(h){h=e(a[h],b[h],d.add(h));Array.prototype.push.apply(c,h)});return c}function e(e,c,f){var g=h(e),k=h(c);if("array"==g&&"array"==k)return d(e,c,f);if("object"==g&&"object"==k)return b(e,c,f);g=[];a.compare(e,c)||g.push({op:"replace",path:f.toString(),value:c});return g}var a=f("./equal");c.diffAny=e},{"./equal":2}],2:[function(f,l,c){function g(b,e){for(var a=[],d=0,c=b.length;d<c;d++)a.push([b[d],
-e[d]]);return a}function k(b,e){return b.length!==e.length?!1:g(b,e).every(function(a){return d(a[0],a[1])})}function h(b,e){var a=Object.keys(b),c=Object.keys(e);return k(a,c)?a.every(function(a){return d(b[a],e[a])}):!1}function d(b,e){return b===e?!0:Array.isArray(b)&&Array.isArray(e)?k(b,e):Object(b)===b&&Object(e)===e?h(b,e):!1}c.compare=d},{}],3:[function(f,l,c){function g(d,b){if(!(d instanceof b))throw new TypeError("Cannot call a class as a function");}function k(d,b){if("function"!==typeof b&&
-null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);d.prototype=Object.create(b&&b.prototype,{constructor:{value:d,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(d,b):d.__proto__=b)}Object.defineProperty(c,"__esModule",{value:!0});var h=function(d,b,e){var a=!0;for(;a;)if(null===d&&(d=Function.prototype),a=Object.getOwnPropertyDescriptor(d,b),void 0===a){d=Object.getPrototypeOf(d);if(null===d)break;a=!0}else{if("value"in
-a)return a.value;b=a.get;return void 0===b?void 0:b.call(e)}};f=function(d){function b(e){g(this,b);h(Object.getPrototypeOf(b.prototype),"constructor",this).call(this,"Value required at path: "+e);this.name=this.constructor.name;this.path=e}k(b,d);return b}(Error);c.MissingError=f;f=function(d){function b(e){g(this,b);h(Object.getPrototypeOf(b.prototype),"constructor",this).call(this,"Invalid operation: "+e);this.name=this.constructor.name;this.op=e}k(b,d);return b}(Error);c.InvalidOperationError=
-f;f=function(d){function b(e,a){g(this,b);h(Object.getPrototypeOf(b.prototype),"constructor",this).call(this,"Test failed: "+e+" != "+a);this.name=this.constructor.name;this.actual=e;this.expected=a}k(b,d);return b}(Error);c.TestError=f},{}],4:[function(f,l,c){function g(a,e){return e.map(function(e){var d=b.operationFunctions[e.op];return void 0===d?new h.InvalidOperationError(e.op):d(a,e)})}function k(a,b){var c=new d.Pointer,c=(0,e.diffAny)(a,b,c);c.forEach(function(a){a.path=a.path.toString()});
-return c}Object.defineProperty(c,"__esModule",{value:!0});c.applyPatch=g;c.patch=function(a,b){console.error("rfc6902.patch(object, patch) has been deprecated. Use rfc6902.applyPatch(object, patch) instead.");return g(a,b)};c.createPatch=k;c.diff=function(a,b){console.error("rfc6902.diff(input, output) has been deprecated. Use rfc6902.createPatch(input, output) instead.");return k(a,b)};var h=f("./errors"),d=f("./pointer"),b=f("./patch"),e=f("./diff");f=f("./package");c.version=(f&&f.__esModule?f:
-{"default":f})["default"].version},{"./diff":1,"./errors":3,"./package":5,"./patch":6,"./pointer":7}],5:[function(f,l,c){l.exports={name:"rfc6902",version:"1.0.5",description:"Complete implementation of RFC6902 (patch and diff)",keywords:["json","patch","diff","rfc6902"],homepage:"https://github.com/chbrown/rfc6902",repository:"git://github.com/chbrown/rfc6902.git",author:"Christopher Brown <[e-mail]> (http://henrian.com)",license:"MIT",main:"./rfc6902.js",dependencies:{},devDependencies:{babel:"*",
-babelify:"*",browserify:"*",derequire:"*","js-yaml":"*",mocha:"*",typescript:"*"},scripts:{test:"make test"}}},{}],6:[function(f,l,c){function g(b,a,d){Array.isArray(b)?"-"==a?b.push(d):b.splice(a,0,d):b[a]=d}function k(b,a){Array.isArray(b)?b.splice(a,1):delete b[a]}Object.defineProperty(c,"__esModule",{value:!0});var h=f("./pointer"),d=f("./equal"),b=f("./errors");c.operationFunctions={add:function(d,a){var c=h.Pointer.fromJSON(a.path).evaluate(d);if(void 0===c.parent)return new b.MissingError(a.path);
-g(c.parent,c.key,a.value);return null},remove:function(d,a){var c=h.Pointer.fromJSON(a.path).evaluate(d);if(void 0===c.value)return new b.MissingError(a.path);k(c.parent,c.key);return null},replace:function(d,a){var c=h.Pointer.fromJSON(a.path).evaluate(d);if(void 0===c.value)return new b.MissingError(a.path);c.parent[c.key]=a.value;return null},move:function(d,a){var c=h.Pointer.fromJSON(a.from).evaluate(d);if(void 0===c.value)return new b.MissingError(a.from);var f=h.Pointer.fromJSON(a.path).evaluate(d);
-if(void 0===f.parent)return new b.MissingError(a.path);k(c.parent,c.key);g(f.parent,f.key,c.value);return null},copy:function(d,a){var c=h.Pointer.fromJSON(a.from).evaluate(d);if(void 0===c.value)return new b.MissingError(a.from);var f=h.Pointer.fromJSON(a.path).evaluate(d);if(void 0===f.parent)return new b.MissingError(a.path);k(c.parent,c.key);g(f.parent,f.key,c.value);return null},test:function(c,a){var f=h.Pointer.fromJSON(a.path).evaluate(c);return(0,d.compare)(f.value,a.value)?null:new b.TestError(f.value,
-a.value)}}},{"./equal":2,"./errors":3,"./pointer":7}],7:[function(f,l,c){function g(c){return c.replace(/~1/g,"/").replace(/~0/g,"~")}function k(c){return c.replace(/~/g,"~0").replace(/\//g,"~1")}f=function(){function c(d){void 0===d&&(d=[""]);this.tokens=d}c.fromJSON=function(d){var b=d.split("/").map(g);if(""!==b[0])throw Error("Invalid JSON Pointer: "+d);return new c(b)};c.prototype.toString=function(){return this.tokens.map(k).join("/")};c.prototype.evaluate=function(c){for(var b=null,e=null,
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Improved metrics

Total package byte prevSize

66481

increased by50.82%

Number of package files

11

increased by83.33%

Lines of code

1250

increased by78.83%

Number of lines in readme file

182

increased by4%

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