Package Exports
- just-diff
This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (just-diff) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.
Readme
just-diff
Part of a library of zero-dependency npm modules that do just do one thing.
Guilt-free utilities for every occasion.
Return an object representing the difference between two other objects
Pass converter to format as http://jsonpatch.com
import {diff} from 'just-diff';
const obj1 = {a: 4, b: 5};
const obj2 = {a: 3, b: 5};
const obj3 = {a: 4, c: 5};
diff(obj1, obj2);
[
{ "op": "replace", "path": ['a'], "value": 3 }
]
diff(obj2, obj3);
[
{ "op": "remove", "path": ['b'] },
{ "op": "replace", "path": ['a'], "value": 4 }
{ "op": "add", "path": ['c'], "value": 5 }
]
// using converter to generate jsPatch standard paths
import {diff, jsonPatchPathConverter} from 'just-diff'
diff(obj1, obj2, jsonPatchPathConverter);
[
{ "op": "replace", "path": '/a', "value": 3 }
]
diff(obj2, obj3, jsonPatchPathConverter);
[
{ "op": "remove", "path": '/b' },
{ "op": "replace", "path": '/a', "value": 4 }
{ "op": "add", "path": '/c', "value": 5 }
]
// arrays
const obj4 = {a: 4, b: [1, 2, 3]};
const obj5 = {a: 3, b: [1, 2, 4]};
const obj6 = {a: 3, b: [1, 2, 4, 5]};
diff(obj4, obj5);
[
{ "op": "replace", "path": ['a'], "value": 3 }
{ "op": "replace", "path": ['b', 2], "value": 4 }
]
diff(obj5, obj6);
[
{ "op": "add", "path": ['b', 3], "value": 5 }
]
// nested paths
const obj7 = {a: 4, b: {c: 3}};
const obj8 = {a: 4, b: {c: 4}};
const obj9 = {a: 5, b: {d: 4}};
diff(obj7, obj8);
[
{ "op": "replace", "path": ['b', 'c'], "value": 4 }
]
diff(obj8, obj9);
[
{ "op": "replace", "path": ['a'], "value": 5 }
{ "op": "remove", "path": ['b', 'c']}
{ "op": "add", "path": ['b', 'd'], "value": 4 }
]